Tag Archives: compressor rotary

China General Industrial Equipment Factory Silent Oil Free Rotary Screw Air Compressor Machine with Air Compressor Parts with Refrigeration Air Dryer and Tank Combine

Product Description

AirHorse Promises Every Machine Will Run Well More Than 15 Years

Features Of Tank and Dryer Mounted Screw Air Compressor

1 . Air end with high-efficiency

2. Double Screw with low noise, Super Silenced Enclosure

3. Elegant compact design. Fully open access door to inner parts for easy service.

4. 100% Continuous duty operation. Load/No Load operation

5. High quality CE Certificate industrial electric motors. ISO,CE,UL Certificate

6. Easy to use and read LCD control panel

7. High temperature, high pressure and anti-rotation shutdown

8. Energy efficient operation

9. 5 micron, water-resistant air filtration material

10. 1year full machine warranty,3years air end warranty.

11. Supply the machine with different working voltage according to customer’s request, 
such as: 380Volt,3phase,50hz
420Volt,3phase,50hz
380Volt,3phase,60hz
220Volt,3phase and 60hz, etc.

Technical Specifications Of Screw Air Compressor

AIRHORSE SCREW AIR COMPRESSOR (BELT DRIVEN)
Model AHB-7A AHB-10A AHB-15A AHB-20A AHB-25A AHB-30A AHB-40A AHB-50A AHB-60A AHB-75A AHB-100A
Free air deliver/
Discharge pressure
(m3/min/Mpa)
0.85/0.7
0.75/0.8
1.2/0.7
1.1/0.8
0.9/1.0
0.7/1.2 
1.6/0.7
1.5/0.8
1.3/1.0
1.1/1.2
2.5/0.7
2.3/0.8
2.1/1.0
1.9/1.2
3.2/0.7
2.9/0.8
2.6/1.0
2.2/1.2
3.8/0.7
3.6/0.8
3.2/1.0
2.8/1.2
5.2/0.7
5.0/0.8
4.5/1.0
3.8/1.2
6.8/0.7
6.2/0.8
5.6/1.0
4.9/1.2
7.3/0.7
7.0/0.8
6.0/1.0
5.6/1.2
10.0/0.7
9.1/0.8
8.5/1.0
7.6/1.2
13.5/0.7
12.6/0.8
11.2/1.0
10.0/1.2
Free air deliver/
Discharge pressure
(CFM/PSI)
30/102
27/116
42/102
39116
32/145
25/174
57/102
53/116
46/145
39/174
88/102
81/116
74/145
67/174
113/102
102/116
92/145
78/174
134/102
127/116
113/145
99/174
184/102
177/116
159/145
134/174
240/102
219/116
198/145
173/174
258/102
247/116
212/145
198/174
353/102
322/116
300/145
269/174
477/102
445/116
396/145
353/174
No.of
compression
stage
  single stage
Ambient temperature -5–+45°c
Cooling model Air –Cooling
Discharge temperature
(°c)
Ambient temperature+15°c
Lubricant(L) 16 18 30 65
Noise level(Db) 62±2 64±2 62±2 68±2 72±2
Drive method Multivee belt
Electricity
(V/ph/Hz)
380/3/50
Power
(KW/HP)
5.5/7 7.5/10 11/15 15/20 18.5/25 22/30 30/40 37/50 45/60 55/75 75/100
Starting method Y-ΔStarter
Dimension:
length/
width/
height(mm)
800*
720*
950
860*
740*
960
1100*
850*
1160
1400*
950*
1300
1500*
1000*
1420
1730*
1170*
1700
1820*
1250*
1760
Weight(kg) 128 240 400 420 600 620 680 980 1050 1600 1800
Air outlet pipe
diameter
(inch/mm)
3/4″ 1″ 1 1/2″ 2″

 
Product Description

Detailed Images


Packaging and Shipping
 

• Packing Details: Wooden crate pallet plus foam board and bubble film, Full closed wooden case. 1pcs/each package (for stationary screw air compressor)

• Shipping method: by sea, by LCL/FCL or as requested

• Delivery method: FOB, CFR, CIF and EXW etc.

• Delivery time: in 7-15 days after receiving deposit (customized machines not included)

 

Special Customized Service

1) Full OEM

• Quantity: at least 5 pcs

• In this plan, we will do all the changes (Color, name plate and logo) as your need, and will not charge extra fee.

2) Half OEM

• Quantity: no limit

• Under this program, we can make the necessary alteration (name plate and logo) but we will charge some extra fee for the name plate, as the name plate factory has the MOQ.

3) Logo OEM

• Quantity: no limit

• Only the logo will be changed to yours, and no extra fee will be charged.



Company Introduction
 

HangZhou AirHorse Compressor co., ltd is the professional manufacturing and exporter.We are a factory in HangZhou, China.We are specialized in air compressor research, development and production. The main products including screw air compressor, and air dryer etc. We do many OEM for international famous brand such as CZPT Rand.

We have obtained the approval of ISO9001-2000 international quality management system, ISO14001 Enviroment management system authentication, CE quality system,  ASME quality system etc. 


FAQ

Q1: Are you factory or trade company?
A1: We are factory.

Q2: What the exactly address of your factory?
A2: Our company is located in AirHorse Industrial Park, Xihu (West Lake) Dis. District, HangZhou, ZheJiang , China

Q3: Warranty terms of your machine?
A3: One year warranty for the machine and technical support according to your needs.

Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.

Q5: What about product package?
A5: We pack our products strictly with standard seaworthy case.

Q6: What about the voltage of products?
Can they be customized? A6: Yes, of course. The voltage can be customized according to your equirement.

Q7: Which payment term can you accept?
A7: 40% T/T in advanced, 60% T/T against the B/L copy.

Q8: How long will you take to arrange production?
A8: 380V 50HZ we can delivery the goods within 7-15 days. Other electricity or other color we will delivery within 25-30 days.

Q9: Can you accept OEM orders?
A9: Yes, with professional design team, OEM orders are highly welcome.

Q10: Which trade term can you accept?
A10: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.

 

Hello,my friend, I’m an air compressor manufacturer in China.We do many OEM for international famous brand such as CZPT Rand.

If you are interested in our products, please send us your inquiry, we will give you a best price and delivery time.

What to Look For When Buying an Air Compressor

An air compressor is a very useful tool that can help you complete many different types of construction jobs. This handy machine makes many tasks much easier, but not all of them are created equally. Understanding what to look for when buying an air compressor will help you make an informed decision. Here are some of the things you should look for. These include price, size, and energy efficiency. Also, make sure to consider the air compressor’s type.
air-compressor

Single-stage air compressors are quieter

When it comes to noise level, single-stage air compressors are the way to go. These machines have fewer moving parts and are quieter than two-stage models. Single-stage air compressors use an axial flow design and can be quieter than their dual-stage counterparts. Single-stage air compressors can run longer and at lower pressures. Single-stage air compressors can be used for light industrial applications. They have a long life expectancy, with some models lasting for over 3 thousand hours.
While some single-stage air compressors are quieter than two-stage air compressors, both models have noise-reduction features. One type features rubber parts, which are designed to dampen noise. Another feature makes a compressor quieter: its location near the job site. Some models feature rubber base plugs and rubber mats to reduce floor vibrations. In addition to using these features, single-stage compressors are easier to transport.
Noise levels are important when choosing an air compressor. Some machines are too noisy for comfortable work, and some businesses don’t want to expose customers to noise-generating air compressors. Other noise levels can even endanger workers’ health. Single-stage air compressors are more affordable than dual-stage compressors. They are also quieter and more powerful. But be prepared for the noise. Some single-stage air compressors are still noisy.
Compared to their two-stage counterparts, single-stage compressors are quieter when running at full capacity. However, double-stage compressors are quieter on low capacities than single-stage units. Those with variable speed are quietest at lower capacities. The difference is about 10db. If you’re concerned about the noise level, you should consider a two-stage air compressor. But if you have a small workshop, it may not be suitable for you.
One-stage air compressors are generally more efficient than two-stage air compressors. The noise from a two-stage air compressor is lower because there’s no intermediate stage. Single-stage air compressors also use a piston that rotates in a single stage, while dual-stage air compressors, also known as duplex models, are more efficient. A single-stage air compressor is quieter, but double-stage compressors are louder.
air-compressor

Two-stage air compressors are more energy efficient

Two-stage air compressors are more energy-efficient than single-stage machines. The efficiency of two-stage air compressors is increased through a combination of improved efficiency and increased longevity. These machines can store more air and have higher compression ratios. One model of a two-stage compressor can hold approximately 83 cubic feet of air at 100 PSI and 120 cubic feet at 150 PSI. A two-stage compressor is also quieter.
Two-stage air compressors are more energy-efficient because they have 2 pistons instead of one. These air compressors achieve a higher pressure rating and recover more quickly. This type of compressor is perfect for jobs that require high air pressure for a prolonged period of time. In addition, they can operate multiple tools simultaneously. This makes them better for commercial and industrial use. Listed below are some benefits of two-stage air compressors.
Single-stage air compressors can power tools in the garage or kitchen, but they are not as reliable for industrial applications. Single-stage compressors have larger parts that tend to experience condensation. Furthermore, single-stage compressors do not last long in continuous use and are less energy-efficient than two-stage ones. Whether you’re using the compressor for a single tradesperson, a small crew, or a large construction crew, two-stage compressors are the best choice.
Single-stage air compressors are often used in small-scale food preparation and production. Single-stage air compressors are easy to transport between locations, and can be plugged into several electrical outlets. Single-stage compressors are also ideal for high-volume food processing. A dual-stage air compressor is ideal for industrial use. In some cases, you can even move the single-stage air compressor between two-stage air compressors.
Single-stage compressors often cycle too quickly, drawing more electricity than two-stage units. A variable speed unit stays on a low speed for hours at a time. Single-stage air conditioners force you to lower your thermostat settings while single-stage air conditioners run too often. Both units are energy-efficient but they are not as energy-efficient as variable-speed compressors. The main difference is that single-stage air conditioners tend to drain the power source quicker.

Piston-driven air compressors are quieter

A piston-driven air compressor is 1 of the quietest types of air compressors. It is less noisy than reciprocating air compressors. A piston-driven air compressor can reach 62 decibels, while a scroll compressor is around half that volume. The 2 main components of a scroll air compressor are the piston and the helical screw. These air compressors are both very efficient and quiet.
Older compressors are incredibly noisy. They produce a “wumpa” noise similar to a large engine. They are also capable of producing a high-pitched whine. These noises can be deafening, especially in a small workshop. That’s why it’s essential to look for a quiet compressor. But what makes a compressor quiet? Read on to learn more about this essential tool.
Another difference between piston-driven air compressors and electric-driven air compressors is the power source. Electric air compressors produce less noise than gas-powered compressors, which use an engine. Piston-driven air compressors are also more efficient. They also generate less heat, making them an ideal choice for offices and other settings where noise is a problem. The best way to decide between the 2 types of air compressors is to check the manufacturer’s warranty and read the ‘Description’.
Noise reduction is the first priority of a compressor’s owner, so make sure that you have the right model. If you’re working on something sensitive, don’t place the compressor too close to a building where people might be nearby. Noise can be very disruptive to the workspace and can cause health problems. To help combat noise, you’ll need to buy a quiet air compressor. And don’t forget to consider its location: Piston-driven air compressors are quieter than their reciprocating counterparts.
Piston-driven air compressors are quiet because the piston is made of thin metal and more rubber, which absorbs the sound. Unlike reciprocating air compressors, piston-driven air compressors are more efficient than their dual-piston cousins, which are quieter and more powerful. So which type is right for you? Take a look at some of the main differences between the two. If you want a quiet compressor, make sure it meets the specifications required by the job you’re working on.
air-compressor

Oil-lubricated air compressors are more cost-effective

There are several reasons why oil-lubricated air compressors are more expensive than dry-type air compressors. First of all, oil-lubricated air compressors tend to be more reliable and quiet. Additionally, oil-lubricated air compressors require fewer parts and can last longer than dry-type air compressors. These are just a few of the many benefits of using oil-lubricated air compressors.
Oil-free air compressors have some disadvantages. They are less durable and may not be as efficient as oil-lubricated models. Additionally, because oil-lubricated air compressors use oil, they can get very noisy. While they are less expensive, they are not the best option for heavy-duty work. However, modern oil-free air compressors have soundproofing and are suitable for industrial use.
When purchasing an oil-lubricated air compressor, make sure to choose 1 with a tank capacity that meets your needs and your space. Larger tanks can be more expensive than small tanks, but larger units are easier to move around. Also, be sure to consider the weight and size of the portable air compressors when making your choice. If the weight is too large, you may have trouble carrying it from place to place.
Another benefit of using oil-lubricated air compressors is their reduced need for oil. These models can last up to a decade longer than oil-free counterparts. Oil-free air compressors are more affordable and can achieve the same high performance as their oil-lubricated counterparts. Many industrial applications benefit from these air compressors. So, which 1 is right for you? We’ve listed a few of them below.
Another benefit of choosing an oil-lubricated air compressor is the reduced cost of maintenance. This type is more durable than its oil-lubricated counterparts, which require regular oil changes to keep them running smoothly. However, it is not feasible to transport an oil-lubricated compressor, which means that you must install it permanently to keep it working efficiently. In addition, these air compressors are difficult to move and are not portable, which can limit your ability to use it in a pinch.

China General Industrial Equipment Factory Silent Oil Free Rotary Screw Air Compressor Machine with Air Compressor Parts with Refrigeration Air Dryer and Tank Combine  China General Industrial Equipment Factory Silent Oil Free Rotary Screw Air Compressor Machine with Air Compressor Parts with Refrigeration Air Dryer and Tank Combine

China Direct Driven Portable Industrial Oilless Rotary Screw Air Compressor Energy Saving High Efficiency Compressor with Air Dryer and Tank (ISO&CE)

Product Description

 

Model LGPM-10HP LGPM-15HP LGPM-20HP LGPM-30HP LGPM-50HP LGPM-60HP
Motor Power(KW) 7.5 11 15 22 37 45
Capacity/Pressure
(m3/min/MPa)
1.2/0.7 1.71/0.7 2.3/0.7 3.8/0.7 6.4/0.7 8.5/0.7
1.1/0.8 1.65/0.8 2.25/0.8 3.6/0.8 6.2/0.8 8.0/0.8
0.9/1.0 1.32/1.0 1.8/1.0 3.0/1.0 5.6/1.0 7.5/1.0
0.8/1.2 1.1/1.2 1.6/1.2 2.6/1.2 5.0/1.2 7.0/1.2
LubricLGPMing oil(L) 12 16 16 22 26 26
Noise db(A) 60-70±2 60-70±2 60-70±2 60-70±2 60-70±2 60-70±2
Length(mm) 780 1050 1050 1300 1470 1460
Width(mm) 600 700 700 850 1000 1000
Height(mm) 1571 1150 1150 1100 1380 1380
Weight(Kg) 215 335 335 465 630 825
 
Model LGPM-75HP LGPM-100HP LGPM-125HP LGPM-150HP LGPM-175HP LGPM-200HP
Motor Power(KW) 55 75 90 110 132 160
Capacity/Pressure
(m3/min/MPa)
10.5/0.7 13.2/0.7 16.2/0.7 21.0/0.7 24.6/0.7 31.0/0.7
10.0/0.8 13.0/0.8 15.8/0.8 20.0/0.8 23.0/0.8 30.0/0.8
8.5/1.0 10.9/1.0 14.0/1.0 18.0/1.0 21.0/1.0 26.0/1.0
7.6/1.2 9.8/1.2 12.8/1.2 16.0/1.2 18.8/1.2 22.0/1.2
LubricLGPMing oil(L) 54 54 72 90 90 90
Noise db(A) 70-76±2 70-76±2 70-76±2 70-76±2 70-76±2 70-76±2
Length(mm) 1900 1900 1900 2571 2571 2360
Width(mm) 1250 1250 1250 1590 1590 1610
Height(mm) 1600 1600 1600 1810 1810 1860
Weight(Kg) 1130 1230 1325 1520 1710 185

ZheJiang Compressor Import & Export Co.,Ltd. is located in the logistics capital of China, 1 of the important
birthplaces of Chinese civilization-HangZhou, ZheJiang Province.
With professinal manufacturing experience and first -class comprehensive scientific and technological strength of the talent team, as the energy-saving compressor system leader and remowed in the industry.
We specializes in R & D and sales of power frequency ,permanent magnet frequency conversion ,two -stage compressor permanent magnet frequency conversion ,low -voltage and mobile screw air compressor . With a deep industry background , 1 step ahead ambition .
With the professional enthusiasm for screw air compressor , team innovation , to meat the challenges of enterprise’s
own determination and the rigorous attitude of excellence,products are strictly in accordance with IOS 9001 international quality procedures,to provide customers with energy -saving and reliable products .
We warmly welcomes people from all around the world to visit the company to CZPT the establishment of a wide range of business contacts and cooperation .
Choosing ZheJiang Compressor Import & Export Co.,Ltd.is to choose quality and service ,choose culture and taste ,choose a permanent and trustworthy partner !

RFQ:

Q1: Are you factory or trade company?
A1: We are factory. Please check Our Company Profile.

Q2: What the exactly address of your factory?
A2: Xihu (West Lake) Dis. Innovation Park, Zaoyuan Town, HangZhou, ZheJiang , China

Q3: Warranty terms of your machine?
A3: 18 months warranty for the machine,technical support according to your needs.

Q4: Will you provide some spare parts of the machines?
A4: Yes.

Q5: How long will you take to arrange production?
A5: Deliver standard goods within 30days, Other customized goods is TBD.

Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.

 

Choose an Air Compressor for Your Business

There are several factors to consider when choosing an air compressor for your business. One factor to consider is the type of compressor you are looking for, which may include single-stage, low noise, and positive displacement. Hope this article helps you make the right decision. After all, your business success will depend on this device! Let’s take a closer look at these factors. Also, consider what compressor manufacturers say about their products.
air-compressor

Positive displacement

Positive displacement air compressors compress air by drawing in a volume from an inlet and extruding it out of a chamber. This increases the pressure at which the gas can be pumped at rates that cannot be pumped through the outlet at lower pressures at higher mass flow rates. These types of compressors are available in single-acting and double-acting configurations. They are classified by the number of cylinders.
There are 2 different types of air compressors: reciprocating air compressors and screw compressors. Both are roll machines. Positive displacement air compressors use pistons and cylinders to compress air. The resulting air pressure builds up within the compressor housing, increasing the potential energy of the compressed air. Screw air compressors are the most popular positive displacement air compressors, which can be either single-stage screw-blade air compressors or multi-stage screw-blade oil-immersed screw air compressors.
Positive displacement flowmeters use a rotating measuring chamber to divide the fluid into discrete quantities. The number of times the chamber was refilled and emptied was used to estimate the total flow. However, positive displacement flow meters are prone to leaks, reducing the accuracy of the estimates. If a leak occurs, it can cause false readings and damage the compressor. However, leaks in positive displacement air compressors can reduce pressure.
The most common types of positive displacement air compressors are screw, reciprocating, and vane. Rotary positive displacement air compressors are also available as well as many other air compressors. Positive displacement air compressors are most commonly used in large manufacturing facilities. If you are considering an air compressor for commercial or industrial applications, it is imperative to understand how the components of the unit work. Please read the information below to learn more before deciding which application is best for you.
Positive displacement air compressors use a piston to force air into a chamber, compressing the air in the process. The piston moves in the opposite direction, thereby reducing the volume of the chamber. When the amount of air in the chamber reaches its maximum value, the valve opens, allowing it to escape at higher pressure. Positive displacement air compressors are generally less efficient than centrifugal compressors. However, they are still an excellent choice for a variety of applications.
air-compressor

Single-stage

The discharge pressure of the single-stage air compressor is used to control the operation of the compressor. Properly designed load/unload controls allow the air compressor to operate at its most efficient point while minimizing stress on the main engine bearings. Single-stage air compressors can approach variable speed efficiency with appropriate storage capacity. However, improper storage can cause premature bearing wear on the main unit. If this is the case, a single-stage air compressor may not be ideal.
A single-stage air compressor has only 1 cylinder, which means 1 stroke is required to move air from 1 cylinder to another. Pressure is measured in cubic feet per minute or CFM. Tank size is also important as a large single-stage air compressor may be required to operate multiple air tools. Single-stage air compressors can be used in a variety of applications and can last for years.
For the most common uses, single-stage air compressors are the most practical option. These devices work with most hand tools, from hammers to grinders. Single-stage air compressors are lightweight and easy to move. However, two-stage air compressors provide more CFM, making them a better choice for industrial or commercial use. However, two-stage compressors are not suitable for private use. Therefore, if your main purpose is DIY and craft projects, it is better to choose a single-stage air compressor.
Compared with two-stage air compressors, single-stage screw air compressors are cheaper. They come from a variety of manufacturers and range in power from 3 to 600 horsepower. Single-stage air compressors are a cost-effective solution for a variety of air compressor needs. They offer flexibility and multiple control methods, making them an excellent choice for many different applications. Therefore, when choosing an air compressor for your business, choose the 1 with the most suitable functions.
Single-stage air compressors are the most affordable and easy-to-use air compressors for small to medium jobs. They also have higher compression ratios. The compression ratio is the ratio of absolute discharge pressure to absolute inlet pressure. When calculating the ratio, it takes into account atmospheric pressure and gauge pressure. The compression ratio pushes the surface area of ​​the rotor, which increases the thrust load.
Single-stage air compressors are smaller and easier to transport than two-stage units. Single-stage air compressors have 1 air intake, and two-stage air compressors have 2 air intakes. The difference between single-stage and two-stage air compressors largely depends on the number of times the air is compressed. A single-stage air compressor compresses the air once, while a dual-stage air compressor compresses the same amount of air twice.
air-compressor

low noise

Low noise air compressors are ideal for a variety of applications. While no air compressor is completely silent, some models are much quieter than others. For the Hitachi EC28M portable compressor, the noise level is 59 decibels. The compressor features steel rollers that protect the internal components and give it a sleek, modern look. It also has a one-gallon fuel tank and a half-horsepower drive.
Noise from air compressors can be distracting and reduce productivity. It is important to choose low-noise air compressors to keep employees healthy and happy at work. While noise is an unfortunate aspect of working on the shop floor, reducing it can improve productivity. By reducing distracting noise, employees can focus on their work and communicate more effectively. That means higher quality work and happier clients. If you’re looking for a low-noise air compressor, be sure to read the tips below.
Low noise air compressors are an excellent choice for businesses of all sizes. These powerful tools can run multiple tools simultaneously. The 2 water tanks are made of rust-resistant aluminum and are stackable. This air compressor is heavier and can handle large jobs with ease. It costs more than other air compressors, but it can handle a lot of work efficiently. CZPT Air Tools air compressors come with a one-year warranty and are highly recommended by contractors.
Noiseless air compressors are generally more expensive than comparable products, but they are worth the extra cost. Noiseless compressors are a good option for businesses that need to avoid disturbing nearby people. For example, you might want to consider a low-noise air compressor for a dental office, which cannot tolerate noise. Fortunately, this problem can be solved by relocating the compressor to a location that is more isolated from your workspace.
One brand of low-noise air compressors offers 2 models. The CZPT Air Tools 2010A features a large cast aluminum can, regulating pressure gauge, and 2 universal quick-connects. It produces 68 decibels of noise when it works. It has a large 8-gallon fuel tank capacity and has wheels and handles for easy transport. Its powerful engine produces a low noise level of 68 decibels.
Another popular low noise air compressor is the Makita MAC210Q Quiet Series. This model is capable of producing up to 71.5 decibels of sound, which is the amount of air it produces at 90PSI. The MAC210Q features a durable oil-free pump and weighs just 36 pounds with a handle and wheels. These compressors are easy to move and ideal for indoor work.
China Direct Driven Portable Industrial Oilless Rotary Screw Air Compressor Energy Saving High Efficiency Compressor with Air Dryer and Tank (ISO&CE)  China Direct Driven Portable Industrial Oilless Rotary Screw Air Compressor Energy Saving High Efficiency Compressor with Air Dryer and Tank (ISO&CE)

China 22kw-400kw Industrial Electrical Driven Direct Permanent Magnet Variable Frequency VFD Rotary Single Screw Type Air Compressor

Product Description

Product description

Variable frequency rotary screw air compressor 22kw—400kw

1. CZPT PM(Permanent Magnet  Motor) VSD air compressor reduces the energy consumption by a staggering 50% on average.

2.Reliable quality, competitive price, Perfect service network.

3.German Air end, 10 years manufacture experience.

4.Permanent magnetic electric motor, no bearing, no lubricant and no maintenance, 100% transmission

5.Easy to install, operate, maintent. Low noise, Low engergy consumption, Low runing, Low maintenance cost.

6.Intelligent touch screen control panel, checking air compressor status more conveniently, monitor total power consumption, setting start and stop time of air compressor.

7.Unique design for inverter, perfect protection from short phase, phase short circuit, ground short circuit, over current, overvoltage, under voltage, overload, overheating.

Product Details

1.Germany Rotorcomp Air End

Germany Rotorcomp air end, Reached National Level 1 Energy Efficiency Standard.
SAP type line to maximize the screw compression efficiency Similar products save more than 5%.
High machining accuracy, low vibration of main machine and low noise.

2.Permanent Magnet High Efficiency Motor

Siemens high-efficiency motors with energy efficiency levels of IE2 / IE3 and protection levels of IP54 / IP55/IP65 protection for fully enclosed motor, eliminating the hidden danger of dust being attracted by the motor’s magnetic steel.
No electric excitation start.Using high-grade magnetic steel,180°c temp-erature resistance.
Efficient design, CZPT bearings, ensure the long life of the motor.
Standard phase sequence protection to prevent reversal.

3.Large Touch Master Controller

Matching inverter exclusive customization.
LCD Chinese and English switch display.
Rich self-diagnostic functions such as fault alarm, maintenance reminder, automatic shutdown, etc.
Clock function, can set timing switch.
Multiple signal outputs: RS485 port.

4.Inverter

ABB / Siemens brand vector control frequency conversion system, frequency conversion response speed is faster.
Constant pressure output to remove pressure fluctuation and off-load.
Constant temperature output at 9~85°C, Low starting current to protect components,15% energy-saving.

5.Pre-filter Protection

Unique pre-filter cover design to keep the inside of the machine clean and extend the maintenance cycle. Easy to disassemble and clean, and can be reused.

6.Efficient Cooling System

Adopting large-size high-efficiency cooler to cope with harsh working conditions.
 Adopt independent large fan combined with oil cooling system, lower temperature and more stable.

7.Electrical System

 Standardized design, safe and reliable.
 Professional wiring interface,the wiring is reasonable, simple, clear and easy to maintain.
 Schneider and Siemens are equipped with a series of high-level components, and their safe use is guaranteed for a long time.

8.Direct Drive

 1: 1 direct drive, stable and efficient.
 Adopts more mature split-type direct drive, which is more reliable and easier to maintain than integrated drive.
 Imported brand, large size coupling to ensure the long life of the drive system.

Direct driven variable speed screw air compressor parameter list

DHH Air flow Capacity (m 3 /min)/cfm Power Noise Outlet
Diameter
Dimension Weight
MODEL 0.7Mpa 0.8Mpa 1.0Mpa 1.3Mpa KW HP DB(A) INCH W× D× H mm Kg
M 3 Cfm M 3 Cfm M 3 Cfm M 3 Cfm    
DCF-30A 3.6 127 3.4 120 3.2 113 2.8 99 22 30 68 G1″ 1300× 920× 1100 730
DCF-50A 6.5 230 6.2 219 5.6 198 4.9 173 37 50 69 G1 1/2″ 1450× 1000× 1240 950
DCF-75A/W 10.1 357 9.5 336 8.5 300 7.5 265 55 75 70 G2″ 1720× 1200× 1340 1750
DCF-100A/W 13.6 480 12.8 452 12.3 434 10.2 360 75 100 72 G2″ 2571× 1260× 1460 1980
DCF-125A/W 16.1 569 15.5 547 14.0 494 12.5 441 90 125 72 DN50 2571× 1260× 1460 2580
DCF-150A/W 21.2 749 19.6 692 17.8 629 15.5 547 110 150 73 DN65 2300× 1600× 1790 2900
DCF-175A/W 24.1 851 23.2 819 20.5 724 17.8 629 132 175 74 DN65 2300× 1600× 1790 3100
DCF-220A/W 28.8 1017 27.8 982 25.0 883 22.4 791 160 220 75 DN80 2500× 1700× 1850 3600
DCF-250A/W 32.5 1148 31.2 1102 28.0 989 25.8 911 185 250 77 DN80 2500× 1700× 1850 3980
DCF-270A/W 34.5 1218 34.0 1201 30.5 1077 28 989 200 270 76 DN80 2500× 1700× 1850 4350
DCF-300A/W 36.8 1300 34.7 1225 31.5 1112 29.5 1042 220 300 80 DN100 2800× 1900× 1950 4950
DCF-350A/W 43.0 1519 41.5 1466 38.0 1342 34.9 1233 250 350 78 DN100 2800× 1900× 1950 5300
DCF-375A/W 51.35 1813 50.59 1787 46.06 1627 41.51 1466 280 375 82 DN125 4200× 2200× 2240 7600
DCF-400A/W 56.79 2006 55.95 1976 50.08 1769 45.62 1611 315 400 82 DN125 4200× 2200× 2240 7600
DCF-450A/W 66.08 2334 65.43 2311 55.12 1947 49.58 1751 355 450 83 DN125 4200× 2200× 2240 8200
DCF-500A/W 75.05 2474 74.31 2624 64.46 2276 58.07 2051 400 500 83 DN125 4200× 2200× 2240 8200

Certificate

Project Case

Customer Feedback

Company Profile

Dehaha Compressor was founded in 1996 with over 150 skilled employees and more than 25 R&D engineers’ teams.We focus on the research & develop, manufacture and energy-saving solutions of screw air compressor to create value for customers and society. 

Dehaha opened to the world since 2015, and now we have a foreign trade department with more than dozens people, serving customers around the world 24 hours. We have sales representatives who can speak English, Spanish, Portuguese, French,and Russian which makes it easier for our clients from all over the world to interact and negotiate with us.now our valued customers are over 130 countries. Germany Standard and 13 years exporting experience help us won more than 50 loyal overseas agents.

Dehaha continuously innovates product development and management to meet customers’ demand. The powerful enterprise culture and continuous innovation make CZPT improved rapidly to reach the business principle “Energy Saving First, Mutual Value Shared”. The production line of CZPT is consist of screw air compressor from 5.5KW to 550KW, oil free air compressor, portable air compressor, permanent magnet variable frequency air compressor, high pressure air compressor and compressed air purification equipment, etc.

Dehaha mission is to be a world-renowned high-end brand, with sustainable development, constantly improving its own value and sharing it with our customers and staff. Committed to offer our customers a silent and energy-saving manufactured products.

Our Service

1.24/7 after sales service support in different languages.
2.Follow up the feedback of products in 2 months interval by email or call.
3.Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center.
4.Technical training for customers in DEHAHA air compressor factory or working site.
5.Plenty of original spare parts with proven quality are all available from our central stocks in ZheJiang and all distributors’depots. 
6.All kinds of technical documents in different languages.
 

After-sale Service

• Any questions or requests before, during or after sales, we would like to help you any time and will find you the best solution in 24 hours.

• Warranty: One year for the whole machine Genuine spare parts will be provided with the best price.

• An overboard engineer service is available.

 

Special Customized Service

1) Full OEM

• Quantity: at least 5 pcs

• In this plan, we will do all the changes (Color, nameplate, and logo) as your need, and will not charge extra fee.

2) Half OEM

• Quantity: no limit

• Under this program, we can make the necessary alteration (nameplate and logo) but we will charge some extra fee for the nameplate, as the nameplate factory has the MOQ.

3) Logo OEM

• Quantity: no limit

• Only the logo will be changed to yours, and no extra fee will be charged.
 

Overseas Engineer Service

• We are available to send our engineer for aboard service. Only need you to arrange accommodation, transportation, and translator. The extra cost for each will be discussed based on the local price level.

Packaging and shipping

• Packing Details: Plywood crate pallet plus foam board and bubble film, Full closed wooden case. 1pcs/each package (for stationary screw air compressor)

• Shipping method: by sea, by LCL/FCL or as requested

• Delivery method: FOB, CFR, CIF and EXW etc.

• Delivery time: in 7-15 days after receiving deposit (customized machines not included)

FAQ

1.Why customer choose us? 
DEHAHA COMPRESSOR ZheJiang CO.,LTD.with 24 years old history,we are specialized in Rotary Screw Air Compressor.Germany Standard and 13 years exporting experience help us won more than 30 loyal foreign agents.We warmly welcome your small trial order for quality or market test.

2.Are you a manufacturer or trading company?
We are professional manufacturer with big modern factory in HangZhou,China,with professional design team.Both OEM & ODM service can be accepted.

3.Where is your factory located? How can I visit there?
Our factory is located in HangZhou City, ZheJiang Province, China. We can pick up you from ZheJiang , it’s about 1 hour from ZheJiang Xihu (West Lake) Dis. Airport to our factory. Warmly welcome to visit us!

4.What’s your delivery time?
380V 50HZ we can delivery the goods within 14 days. Other electricity or other color we will delivery within 22 days,if urgently order,pls contact our sales in advance.

5.How long is your air compressor warranty?
One year for the whole machine and 2 years for screw air end, except consumable spare parts and we can provide some spare parts of the machines.

6.How does your factory do regarding quality control?
Quality is everything. we always attach great importance to quality controlling from the very beginning to the very end. Our factory has gained ISO9001:2015 authentication and CE certificate.

7.How long could your air compressor be used?
Generally, more than 10 years.

8. What’s payment term?
T/T,L/C,D/P,Western Union,Paypal,Credit Card,and etc.Also we could accept USD, RMB, Euro and other currency.

9.How about your customer service?
24 hours on-line service available.48 hours problem solved promise.

10.How about your after-sales service?
(1) Provide customers with installation and commissioning online instructions.
(2) Well-trained engineers available to overseas service.
(3) Worldwide agents and after service available.

How to Repair and Maintain an Air Compressor

A compressor is a device used to move air from 1 place to another. Air enters the air compressor through the intake valve. Inside the compressor, the vanes on the inner rotor rotate within an eccentric cavity. The self-adjusting length arm divides the space into multiple cavities of different sizes. As the rotor rotates, air fills the cavity. As air flows around the cavity, it builds pressure and is squeezed out of the compressor output.

Positive displacement

Positive displacement air compressors use reciprocating pistons to compress air. Gas is drawn in during the suction stroke and compressed by moving the piston in the opposite direction. It then discharges the compressed air by moving it in the opposite direction. This type of air compressor is most commonly found in automobiles, refrigerators, and other applications that require high pressure. However, it is not as efficient as a centrifugal compressor.
Most modern air compressors use positive displacement. Positive displacement models capture a volume of air in the compression chamber and distribute it when the pump is operating at maximum capacity. They are more economical than their negative displacement counterparts. Reciprocating screw air compressors are the most common positive displacement compressors. The reciprocating screw air compressor adopts a water jacket around the cylinder and is often used in processes such as oil drilling.
A bicycle pump is an example of positive displacement compression. Air is drawn into the cylinder and compressed by the moving piston. A piston compressor works on the same principle, but it uses a rotating crankshaft or connecting rod to complete the movement of the pistons. There are 2 types of positive displacement compressors: single-acting and double-acting. Both types work on the same principle, both are positive displacement compressors. The difference between the 2 types is the pressure ratio.
In air compression, positive displacement compression reduces the volume of the fluid and reduces its viscosity. This results in higher pressure ratios and is used in centrifugal, axial, and scroll compressors. Positive displacement is a common feature of most air compressors. Positive displacement compressors offer the same benefits and are more energy-efficient when applied to oil-free and gas applications. This type of compression is usually the best choice for low-pressure applications.
air-compressor

oil free

If you’re looking for an air compressor for your business, consider an oil-free air compressor. These models offer cleaner, quieter operation than traditional air compressors and require less maintenance. They also meet ISO Class 0 or Class 1 air purity requirements. Oil-free air compressors are also quieter, with fewer moving parts and less noise. These advantages make oil-free air compressors an ideal solution for many commercial applications.
Air purity is critical in many industries. Even the tiniest drop of oil can damage production equipment or damage products. The best way to find an oil-free air compressor for your business is to consider the process and end product. As air quality improves, more and more businesses are turning to oil-free compressors. Some of the advantages and disadvantages of these air compressors are:
When choosing an oil-free air compressor, it is important to understand the terminology used in the industry. Knowing these terms will make it easier for you to choose the right compressor for your needs. ACTFM, or actual cubic feet per minute, is an industry term for measuring the amount of air pumped in 1 minute under rated conditions. Although a simple number, it can be very useful in determining which type of air compressor is best for your application.
The ISO 8573-1 international standard defines air quality and provides air purity classifications. The strictest classification is air purity class 0. Many manufacturers claim that oil-free air compressors meet this standard. However, a class 0 oil-free air compressor does not necessarily mean that the air is free of contaminants. In fact, Class 0 is the benchmark for air purity. While zero air quality is the highest level, that doesn’t mean it’s completely oil-free.
air-compressor

double acting

A double-acting air compressor is a device that uses compressed air to generate electricity. Its working principle is based on piston and connecting rod. The connecting rod connects the crankshaft to the piston through pins and caps. The piston moves as the piston moves. Rods are usually made of forged carbon steel. In terms of service and maintenance, double-acting compressors require regular vise maintenance and proper cleaning.
The displacement of the compressor is a measure of the displacement that the piston can produce in a certain period of time. Displacement is usually expressed in actual cubic feet per minute. The exact calculation depends on the type of cylinder and the configuration of the compressor. Single-acting cylinders can have head-end or crank-end displacement, both of which can be measured using the displacement equation. A double-acting air compressor will use this equation. 4 and 6 calculate the displacement.
Double-acting air compressors have multiple cylinders and are made of cast iron. They are water-cooled and have a mechanical connection between the piston and connecting rod. A double-acting compressor compresses air twice per revolution of the motor. One cylinder moves up, while the other cylinder moves down. The piston moves down, allowing air to enter through valve #1. During the operation of the compressor, the temperature of the air and gas increases.
Double-acting air compressors typically have high pressure and are considered workhorses. Double-acting compressors also feature intercooling and double compression. As a result, these machines tend to last longer than single-acting compressors. Its low speed and dual compression make it a workhorse in the compressor industry. Double-acting air compressors are workhorses and versatile devices.
air-compressor

fuel tank pressure switch

You can adjust the pressure in the air compressor tank by adjusting the differential pressure. You can turn the mainspring clockwise or counterclockwise to increase or decrease the pressure. This valve will open when the pressure is low enough to start the compressor. If the pressure is too low, the valve should be closed. The cut-in and cut-out pressures should be set to appropriate values. After adjusting the tank pressure, check the hysteresis of the tank pressure switch and set the desired shutoff pressure.
If the pressure in the tank falls below the cut-in level, the tank pressure switch must be replaced. You can test the switch with a multimeter. Make sure the switch is not damaged. If you can’t find the switch, you can look at the other sections. If you find any damaged or missing parts, you should replace them. Otherwise, it may be time to check the tank pressure switch. You may need to disassemble the compressor and remove the switch.
The fuel tank pressure switch is an important part of the air compressor. It keeps you informed of the amount of air delivered by the compressor. If your tank or tank is damaged, your readings will be wrong. If the pressure switch is damaged, it will not function properly and result in incorrect readings. Fortunately, there are some easy ways to fix this. To prevent this from happening, keep the tank pressure switch in good condition.
When the air pressure in the tank drops to the cut-in pressure setting, the switch allows power to flow through it. This will start the motor and pump of the air compressor. Then, if the pressure in the tank rises above the cut-off level, the switch will trip and stop the compressor. This will prevent it from being over-pressurized. Power flow will continue to flow to the motor. Depending on your compressor model, you can change the cut-in and cut-out pressures as needed.

energy source

The power supply of the air compressor is very important. Most air compressors run on 12 VDC, which is ideal for automotive use. Alternatively, you can buy a switching power supply for around $20. No matter which power supply you choose, you must ensure that it can support the maximum current of the compressor. You can find power supplies in all sizes, from quarter-horsepower to five-horsepower.
The voltage required for a three-phase air compressor will vary. Three-phase air compressors require 3 separate power cords and a three-phase electrical service panel. This is because a standard 120/240-volt electrical service panel is not sufficient to power a three-phase compressor. Additionally, three-phase compressors require 3 separate isolated wires for the engine and motor circuits. Three-phase compressors do not require a neutral wire.

China 22kw-400kw Industrial Electrical Driven Direct Permanent Magnet Variable Frequency VFD Rotary Single Screw Type Air Compressor  China 22kw-400kw Industrial Electrical Driven Direct Permanent Magnet Variable Frequency VFD Rotary Single Screw Type Air Compressor

China Silent Electric Water Lubrication Rotary Medical Oil Free Screw Air Compressor for Oxygen Generator

Product Description

Model :  Oil Free Series
Type:  Oil Free Screw Air Compressor
Working Pressure:  8~12.5bar
Installed Motor Power:  7.5~250 Kw
Capacity: 0.81~39.30 m3/min
Driven Method: Direct Driven
Power 380V / 3PH / 50HZ / 60HZ
220V / 3PH / 50HZ / 60HZ
440V / 3PH / 50HZ / 60HZ
415V / 3PH / 50HZ / 60HZ
Can be customized
Transport Package: Standard Wooden Packing
Motor protection grade IP54
Insulation class F
Outlet Air Humidity  ambient temperature+10ºC

Product Features
        In pharmaceutical, electronic, chemical, microbial fermentation, blow moulding, pressure detection and other industrial production, there are many medium-pressure compressed air to be used to 1.6-4.0 MPa in power plants, naval ships, national defense facilities. At present, piston air compressors are mostly used at home and abroad, while piston air compressors are characterized by large vibration, high noise, large leakage and short service life, so their efficiency is very low and the same work is done. The medium pressure oil-free screw machine has compact structure, high working efficiency, low noise, low vibration, easy maintenance, low operating cost and good air quality. At the same time, the series of machines are controlled by micro-computer system. The whole machine has multiple protective performance of pressure, temperature and overload energy.
1.Constant pressure control: high-precision constant pressure control with a pressure fluctuation range within0.01MPa.
2. Variable frequency soft start: remove CZPT current during starting, avoid the power grid impact, prevent the current impact through gradual speed regulation and improve flexibility; 
3.No idling: prevent idling of the compressor during running and reduce invalid energy consumption;
3.High performance vector control: low-frequency starting provides a large torque and a low running current, ensuring to get a reasonable torque to drive the air compressor to run stably with the minimum temperature rise of the motor within a wide speed range;

Model Working Pressure Capacity Motor Power Noise
dB(A)
Inlet and
outlet pipe
diameter of
cooling water
Cooling
water
volume
Dimension(mm) Net Weight Air Outlet Pipe Diameter
Psi bar Cfm m3/min kw/hp Water
temp.32ºC
L W H KGS
T/H
SGM08 116 8 40.65 1.15 7.5/10 58 3/4″ 2 1550 775 1445 630 3/4″
145 10 36.01 1.02
SGM11 116 8 54.73 1.55 11/15 58 3/4″ 2.5 1080 750 1571 280 3/4″
145 10 46.61 1.32
174 12 36.02 1.02
SGM15 116 8 84.74 2.40 15/20 63 1″ 3.5 1080 750 1571 300 1″
145 10 74.86 2.12
174 12 56.85 1.61
SGM18 116 8 109.46 3.10 18.5/25 65 1″ 4 1380 850 1185 430 1″
145 10 92.51 2.62
174 12 75.21 2.13
SGM22 116 8 123.59 3.50 22/30 65 1″ 5 1380 850 1185 450 1″
145 10 110.52 3.13
174 12 92.16 2.61
SGM30 116 8 176.55 5.00 30/40 66 1 1/4″ 7 1380 850 1185 500 1 1/2″
145 10 148.30 4.20
174 12 112.29 3.18
SGM37 116 8 215.39 6.10 37/50 67 1 1/4″ 9 1500 1000 1345 650 1 1/2″
145 10 184.32 5.22
174 12 169.84 4.81
SGM45 116 8 257.76 7.30 45/60 68 1 1/2″ 10 1500 1000 1345 680 2″
145 10 216.45 6.13
174 12 199.50 5.65
SGM55 116 8 338.98 9.60 55/75 70 1 1/2″ 12 1800 1250 1670 1150 2″
145 10 303.67 8.60
174 12 262.00 7.42
SGM75 116 8 441.38 12.50 75/100 73 1 1/2″ 18 1800 1250 1670 1200 2″
145 10 403.24 11.42
174 12 347.10 9.83
SGM90 116 8 575.55 16.30 90/120 73 2″ 20 1800 1250 1670 1350 2 1/2”
145 10 512.70 14.52
174 12 434.31 12.30
SGM110 116 8 685.01 19.40 110/150 78 2″ 24 2300 1470 1840 1800 2 1/2”
145 10 596.74 16.90
174 12 533.18 15.10
SGM132 116 8 784.24 22.21 132/175 78 2″ 30 2300 1470 1840 1850 2 1/2”
145 10 719.62 20.38
174 12 645.82 18.29
SGM160 116 8 1018.69 28.85 160/200 78 2  1/2″ 35 2300 1470 1840 2000 3″
145 10 865.80 24.52
174 12 782.82 22.17
SGM200 116 8 1293.41 36.63 200/270 78 3″ 43 3150 1980 2152 3500 4″
145 10 1154.64 32.70
174 12 978.79 27.72
SGM250 116 8 1514.09 42.88 250/350 78 3″ 53 3150 1980 2152 3800 4
145 10 1377.09 39.00
174 12 1223.14 34.64
SGM320 116 8 2086.82 59.10 320/430 80 4″ 60 3150 1980 2152 4000 5″
145 10 1889.09 53.50
174 12 1703.71 48.25
Motor Protection Class: IP23/IP54/IP55 or as per your required
Voltage: 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests.

Q1: What is the rotor speed for the air end?
A1: 2980rmp.

Q2: What’s your lead time?
A2: usually, 5-7 days. (OEM orders: 15days)

Q3: Can you offer water cooled air compressor?
A3: Yes, we can (normally, air cooled type).

Q4: What’s the payment term?
A4: T/T, L/C, Western Union, etc. Also we could accept USD, RMB, and other currency.

Q5: Do you accept customized voltage?
A5: Yes. 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests.

Q6: What is your warranty for air compressor?
A6: One year for the whole air compressor(not including the consumption spare parts) and technical supports can be provided according to your needs.

Q7: Can you accept OEM orders?
A7: Yes, OEM orders are warmly welcome.

Q8: How about your customer service and after-sales service?
A8: 24hrs on-line support, 48hrs problem solved promise.

Q9: Do you have spare parts in stock?
A9: Yes, we do.

Q10: What kind of initial lubrication oil you used in air compressor?
A10: TOTAL 46# mineral oil.

If you are interested in any of our products,please feel free to contact us.
We are looking forward to cooperating,growing and developing with your sincerely.

 

Types of Air Compressors

There are many types of Air Compressors available on the market. Learn which 1 is right for your needs and what makes 1 better than another. Find out more about Single-stage models, Oil-free models, and Low-noise models. This article will explain these types and help you decide which 1 you need. You can also learn about Air Compressors that have single-stage compressors. If you are looking for a high-quality compressor, this article will help you choose a unit.
air-compressor

Air Compressors

Air compressors work by forcing atmospheric air through an inlet valve. As the piston moves down, it pulls atmospheric air into the chamber. As the piston rises, it forces the compressed air out of the cylinder through an exhaust valve. One of the most common types of air compressor is the reciprocating type. Another type of compressor is a single-stage piston. These types of compressors compress air in 1 stroke – equivalent to the complete rotation of the piston’s crankshaft.
These devices change electrical or mechanical energy into pressurized air. When air is compressed, its volume decreases, increasing its pressure. Air compressors typically have a minimum pressure of 30 bars. The lower pressure band is the range of air pressure. Most compressors are controlled separately, but network controls can be used to interconnect multiple compressors. This type of controller will not work for all types of compressors. There are other types of air compressors that can communicate with each other.
Compressed air has multiple applications in all kinds of industries. In agriculture, it can power pneumatically powered material handling machines for irrigation and crop spraying. Dairy equipments also use compressed air. Compressors are also used in the pharmaceutical industry for mixing tanks, packaging, and conveyor systems. Portable air compressors, which can be powered by diesel fuel, are frequently used at remote drilling sites. Portable air compressors are also commonly used in oil and gas. They can be used to remotely control valves and install reactor rods.
Whether you use an air compressor for agricultural purposes or in a manufacturing setting, there are some features to consider when choosing an air compressor for your needs. A good compressor will have a safety device. It will automatically shut off the input air and output air once sufficient compressing has been achieved. These features will help your air compressor remain efficient and protect your equipment. The safety device is an important feature of any air compressor to increase its overall efficiency.
Vane air compressors are the most common type. They are generally smaller and less powerful than reciprocating piston compressors, so you can use 1 of these for applications that are under 100 horsepower. The vane air compressors have low compression ratios and high capacities, but they are generally limited to low-power applications. Vane compressors tend to run hot, and they typically have a low compression ratio. It is important to choose the correct oil viscosity for your compressor.
air-compressor

Single-stage models

When comparing single-stage air compressors, look for the term “stages.” Multi-stage compressors use 2 stages and can handle more capacity and pressure. One stage involves pressurizing air using a piston and a lower-pressure cylinder. This compressed air is then moved to a storage tank. Single-stage models tend to be more energy-efficient than their two-stage counterparts. But if you don’t need a high-pressure cylinder, a single-stage air compressor can be the best choice.
Although single-stage air compressors produce less power, they can produce enough air to power pneumatic tools and other pneumatic equipment. These single-stage units are most useful for smaller-scale home projects and DIY projects. For more industrial purposes, a dual-stage model is the best choice. But if you’re in a hurry, a single-stage unit may be sufficient. Ultimately, it depends on what you plan to do with the air compressor.
Single-stage air compressors feature a single cylinder, 1 piston stroke for each revolution of pressurized air. Single-stage compressors are typically smaller and more compact, making them a good choice for smaller work environments. Their cfm capacity (cubic feet per minute) is an important indicator of operating capacity. If you plan to use multiple pneumatic tools, you will probably need a higher cfm model. Similarly, the horsepower of single-stage compressors indicates its working capacity. One horsepower moves 550 pounds per foot per minute.
Multi-stage air compressors are generally more expensive and more energy-efficient than single-stage units, but they can offer higher air flow rates. While they may be more complex, they can lower general operating expenses. If you plan on using your air compressor for industrial or commercial use, a dual-stage model might be the best choice. However, if you’re planning to use the air compressor for mass production, a single-stage model may be the best choice.
Single-stage air compressors have the same piston size and number of inlets, while dual-stage models have a smaller first piston and a much longer second piston. Both have a cooling tube in between the 2 pistons to reduce the air temperature before the second round of compression. The single-stage model is typically small and portable, while the double-stage air compressor is stationary. These compressors can both be stationary and large.

Low-noise models

Despite its name, low-noise models of air compressors are not all the same. The noise level of a compressor can be affected by several factors, including the power source and proximity to the machine. Reciprocal compressors are generally louder than electric ones because of their many moving parts. By contrast, rotary-screw and scroll compressors have fewer moving parts and are quieter.
The noise level of a gas-powered air compressor can be extremely high, making it unsuitable for use indoors. To combat this problem, you can choose an electric model. The noise level of a compressor is primarily caused by motor friction. The cover of a piston is also a major factor in noise, as pistons with minimal covers will produce a lot of noise. Previously, oil was required for a quiet compressor. However, this has changed thanks to the medical industry’s demand for oil-free models.
The CZPT EC28M Quiet Air Compressor is another model that features quiet operation. This air compressor makes 59dB of noise. This level is low enough to allow you to carry on normal conversations while it cycles. In addition, this compressor has an industrial oil-free pump and a 2.8 Amp direct-drive induction motor. These 2 features make it a great choice for businesses.
Low-noise models of air compressors are available for the construction industry. However, these compressors are not necessarily low-quality, which is why you should consider the noise level of your air tool before purchasing one. The specialists at CZPT can recommend the low-noise models for your particular application and space. Noise can distract people who work near the air compressor. That is why many businesses now opt for these models.
air-compressor

Oil-free models

A number of oil-free models of air compressors are available, but what makes them special? Oil-free compressors don’t contain oil, so they’re lubricated by grease instead. They’re a good choice if you’re working with a small compressor and don’t want to risk damaging it. On the other hand, oil-free models do generate significant amounts of heat, which can damage the compressor. Higher pressure can grind the compressor against itself, or even warp it.
A few words of knowledge can help you choose the best oil-free air compressor for your needs. For example, a compressor’s horsepower is a measurement of how powerful the motor is. Higher horsepower means a higher PSI or ACFM. You can also use the ACFM to compare the two. Scroll technology is a modern air compression system that uses a stationary and mobile spiral. This reduces the volume of air in the compressor by directing it to the center.
Purchasing an oil-free air compressor doesn’t have to be a daunting task, though. A good distributor can advise you on what type of oil-free air compressor is right for you. This way, you can save money and enjoy peace of mind while using your air compressor. And, of course, the best way to get a great deal on an air compressor is to speak to a distributor who is knowledgeable about the products available.
An oil-free air compressor is a great option for businesses that are sensitive to the contamination of air. For example, in the pharmaceutical and food industry, a minuscule oil could spoil a product or even damage production equipment. Oil-free air compressors generally have lower maintenance costs than oil-flooded models because there are fewer moving parts. Because of this, oilless air compressors require fewer maintenance and may still need to be replaced occasionally.
A few advantages of an oil-free air compressor over an oil-lubricated 1 include lower noise levels. Oil-free air compressors tend to be less noisy and run more quietly than oil-injected ones, but you should still carefully weigh the pros and cons before making a decision. Also, consider how much you use your air compressor before choosing a model. The pros outweigh the cons. In the end, you’ll be glad you chose an oil-free air compressor.

China Silent Electric Water Lubrication Rotary Medical Oil Free Screw Air Compressor for Oxygen Generator  China Silent Electric Water Lubrication Rotary Medical Oil Free Screw Air Compressor for Oxygen Generator

China 10bar160kw Oil Injected Electric Industrial Rotary Twin Screw Air Compressor

Product Description

10bar160kw Oil Injected Electric Industrial Rotary Twin Screw Air Compressor10bar

 

 

Product Name: Fixed speed screw air compressor 
Model number: TKL-160F
Maximum Pressure:13bar
Working Pressure: 7-13bar (102 – 174psi) 
Air Delivery/capacity: 0.86-111 m3/min 
Motor Power: 7.5kw-630kw 
Noise Level: 70 dBA
Type of Driving: Direct Driven 
Type of Cooling: Air Cooling/Water Cooling 
 

Features:

  1) High reliability
 • large air end and low speed design
 •SKF bearings whose service life for more than 50,, China

 

Q3: Warranty terms of your machine?
A3: One year for whole machine 2 year for air end ,  and technical support according to your needs.

 

Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.we have our own spare parts companys 

 

Q5: What about product package?
A5: We pack our products strictly with standard seaworthy case.

 

Q6: What about the voltage of products?
A6: voltage  can be customized according to your equirement.

 

Q7: Which payment term can you accept?
A7: TT or LC 

 

Q8: How long will you take to arrange production?
A8: 380V 50HZ we can delivery the goods within 7-15 days. Other electricity or other color we will delivery within 15-20 days.

 

Q9: Can you accept OEM orders?
A9: Yes, with professional design team, OEM orders are highly welcome.

 

Q10: Which trade term can you accept?
A10: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.
 

7. Our Service

 7.1  After-sale Service

• Any questions or requests before, during or after sales, we would like to help you any time and will find you the best solution in 24 hours.

• Warranty: One year for the whole machine 2 year for air end , and spare parts will be provided with best price.

• Over board engineer service is available.

 

7.2  Special Customized Service

  1) Full OEM

• Quantity: at least 5 pcs

• In this plan, we will do all the changes (Color, name plate and logo) as your need, and will not charge extra fee.

  2) Half OEM

• Quantity: no limit

• Under this program, we can make the necessary alteration (name plate and logo) but we will charge some extra fee for the name plate, as the name plate factory has the MOQ.

 3) Logo OEM

  • Quantity: no limit

• Only the logo will be changed to yours, and no extra fee will be charged.

 

7.3  Overseas Engineer Service

• We are available to send our engineer for aboard service. Only need you to arrange the accommodation, transportation and translator. Extra cost for each will be discussed based on local price level.

8. Contact:

 

Choosing the Right Air Compressor For Your Home

You will find that air compressors are indispensable tools for a variety of situations, including garages, home workshops, and basements. These tools can power a variety of tools, and each model is sized to suit the job at hand. Because air compressors have only 1 motor, they are lightweight, compact, and easy to handle. Using 1 air compressor to power several tools will also reduce the wear and tear on individual components. This article will introduce some important characteristics to look for when choosing the right air compressor for your home.

Positive displacement

A positive displacement compressor applies pressure to a fluid, whereas a centrifugal 1 does the opposite. A positive displacement compressor creates the desired pressure by trapping air and increasing its volume. Its discharge valve releases the high-pressure gas. These compressors are used in industrial applications and nuclear power plants. The difference between a positive and negative displacement compressor is that a positive displacement compressor can compress and release air at a consistent rate.
A positive displacement air compressor uses a reciprocating piston to compress air. This reduces the volume of the air in the compression chamber, and a discharge valve opens when the pressure reaches the desired level. These compressors are used in bicycle pumps and other pneumatic tools. Positive displacement air compressors have multiple inlet ports and have several configurations. Positive displacement air compressors have a single-acting and double-acting piston, and can be oil-lubricated or oil-free.
A positive displacement air compressor is different from a dynamic compressor. It draws air into the compression chambers and then releases the pressure when the valve is opened. Positive displacement compressors are common in industrial applications and are available in single-acting, double-acting, and oil-lubricated models. Large piston compressors have ventilated intermediate pieces and crossheads on gudgeon pins. Smaller models have permanently sealed crankcases with bearings.
air-compressor

Oil-free

Oil-free air compressors have some advantages over their oil-lubricated counterparts. They do not require lubrication oil because they are coated with Teflon. The material has 1 of the lowest coefficients of friction and is layered, so it slides past other layers with little effort. Because of this, oil-free compressors tend to be cheaper and still deliver comparable performance. Oil-free compressors are a good choice for industrial applications.
The life of an oil-free air compressor is significantly longer than an oil-lubricated counterpart. These models can operate up to 2,000 hours, 4 times longer than the average oil-lubed compressor. Oil-free compressors also have a significantly lower operating noise than their oil-lubricated counterparts. And because they don’t need oil changes, they are quieter. Some even last up to 2,000 hours.
An oil-free air compressor is a good choice if your application requires high levels of purity. Several applications require ultra-pure air, and even a drop of oil can cause product spoilage or damage to production equipment. In addition to the health risks, an oil-free air compressor reduces the costs associated with oil contamination and minimizes leaks. It also eliminates the need for oil collection, disposal, and treatment.
A typical oil-free air compressor is very efficient, requiring only about 18% of the full load horsepower. However, oil-free compressors have a higher risk of premature failure and are not recommended for large-scale industrial applications. They may also use up to 18% of the compressor’s full capacity. They may sound appealing, but you must make sure you understand the benefits of an oil-free air compressor before choosing 1 for your industrial applications.

Single-stage

A single-stage air compressor is designed to provide the power for a single pneumatic tool or device. These machines are generally smaller than two-stage compressors and produce less heat and energy. These machines aren’t designed for heavy-duty industries, but they are still highly effective for a variety of applications, including auto shops, gas stations, and various manufacturing plants. They can also be used in borewells, as they are suitable for small spaces with low air flow requirements.
A single-stage air compressor has 1 cylinder and 2 valves – the inlet and the delivery valves. Both of these valves function mechanically, with the inlet valve controlling torque and the delivery 1 controlling air pressure. Generally, single-stage compressors are powered by a gas engine, but there are also electric models available. The single-stage air compressor is the most common type of air compressor. It has a single cylinder, 1 piston, and 1 air cylinder.
The single-stage air compressors are used for small projects or personal use. A two-stage air compressor is more effective for industrial projects. Its longer air end life makes it more efficient. It is also more efficient for use in the automotive industry, where the engine has many cylinders. In general, single-stage compressors require a higher power level. The single-stage model is ideal for small projects, while a two-stage 1 is suitable for larger-scale arsenals.
air-compressor

CFM

The cubic foot-per-minute (CFM) of an air compressor is the output of the machine. In order to calculate the CFM level, start by looking at the compressor’s specifications. You should know how many cubic feet the unit can hold and how many pounds per square inch it can compress. Once you have these information, you can calculate the CFM. Now you can use these numbers to select an appropriate air compressor for your needs.
The most common way to increase the CFM of an air compressor is to turn the regulator down. By turning the dial down, the air compressor will produce more than 10 CFM. You can also try connecting 2 output valves. Make sure that the settings are adjusted properly before you begin. This will ensure that your air compressor is functioning at its maximum efficiency and lifespan. To increase the CFM of your air compressor, first check that your regulator is calibrated for the desired pressure level.
To calculate the CFM of an air compressor, first determine the tank volume of the machine. Then, multiply this volume by the time it takes to fill the tank. Then, divide the result by 60 seconds to calculate the CFM. Once you know how much air your machine can hold, you can choose a suitable air compressor. If you’re working in a confined area, you should buy a tool with a large tank.

PSI

The PSI of an air compressor is the pressure that it can output. A typical air compressor has a gauge connected to the airline at the bottom, next to it, or between the two. The gauge tells the actual pressure of the air compressor, while the cut-out pressure is determined by the manufacturer. The manufacturer recommends that you set the cut-out pressure 20 to 40 PSI higher than the factory recommended pressure. If you want to set the pressure for your nail gun, you can use the cut-in and cut-out pressures on your compressor, and the tank won’t exceed this range.
The PSI of an air compressor measures the force that it can deliver, which is often in pounds per square inch. For most air tools, you need at least 40 to 90 psi. In general, reciprocating air compressors work on an on/off basis. This relationship is known as the duty cycle. All air compressors are rated for a particular duty cycle, such as 50 percent on and 20-5 percent off.
The Psig of an air compressor is not free, as many people believe. The PSI of an air compressor is not free, but it is essential to maintain it for safe operations. If you’re having trouble maintaining a consistent pressure, consider turning down the PSI of your compressor by 2 psig. This will determine the critical pressure for the machine. You’ll also increase the amount of energy in the system by 1 percent.
air-compressor

Power source

The power source for an air compressor is crucial in its operation. Without the correct voltage and amperage, air compressors will not function properly. The power source must be close to the compressor so that it can plug into an electrical outlet. If it is too far from the outlet, the compressor may not be able to build enough pressure. When this happens, the fuse inside the air compressor will turn off to protect the user. The power source should be a safe distance from the compressor.
Most manufacturers do not specify the power source for an air compressor. Depending on the horsepower, the compressor will require approximately 4 amps of power. A one-horsepower compressor would draw about 12 amps. If it were powered by a typical 120-volt household supply, its motor would exceed the 15-amp breaker capacity. A larger air compressor, however, will require a separate 15-amp power source, making it impossible to use it with this type of power source.
The power source for an air compressor is typically electrical alternating current (AC) that is equivalent to the voltage on a standard wall outlet. A three-phase air compressor, on the other hand, requires a special AC supply with 3 electrical offset pulses. Regardless of the type of air compressor, the power source must be compatible with the incoming power service. One of the most common problems when attempting to connect an air compressor to an AC power source is undersized wire. This results in low voltage and high amperes, tripping of over-load relays and blown fuses.

China 10bar160kw Oil Injected Electric Industrial Rotary Twin Screw Air Compressor  China 10bar160kw Oil Injected Electric Industrial Rotary Twin Screw Air Compressor

China CZPT CZPT CZPT Cp IR High Pressure Industrial Rotary Screw Air Compressor Permanent Magnet Variable Speed VSD Compressor Screw Air Compressor

Product Description

Oaliss compressor is 1 of the leading compressor manufacturers in China. With 20 years of manufacturing experience and a team of experienced engineers and managers, CZPT began to establish its own brand by providing high-quality air compressors and compressed air treatment equipment to the market. CZPT has a wide range of products ranging from oil-lubricated and oil-free rotary screw compressors and two-stage compressors. To further enrich the product lines, besides permanent magnet compressors and laser cutting compressors, CZPT could also provide low-pressure and high-pressure compressors, portable air compressors and air treatment equipment.

Oaliss-your very own system provider.

Specification

Item

Description

Condition

New

Warranty

1 Year

Applicable Industries

Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Restaurant, Home Use, Retail, Food Shop, Printing Shops, Construction works, Energy & Mining, Food & Beverage Shops, Other, Advertising Company

After Warranty Service

Spare parts

Local Service Location

None

Showroom Location

None

Video outgoing-inspection

Provided

Machinery Test Report

Provided

Marketing Type

New Product 2571

Place of Origin

China

Brand Name

   Oaliss

Type

Air Compressor

 

Compressor type Max. pressure  Capacity FAD Motor power Noise level Weight Air outlet Dimensions (mm)
bar(e) m3/min kW dB(A) kg LxWxH
OLS-08A
OLS-08AV
7 1.30 7.5 64 184 G1/2″ 850x700x920
8 1.2 7.5 64 184 G1/2″ 850x700x920
10 1 7.5 64 184 G1/2″ 850x700x920
13 0.8 7.5 64 184 G1/2″ 850x700x920
OLS-11A
OLS-11AV
7 1.7 11 65 278 G3/4″ 1080x750x1000
8 1.6 11 65 278 G3/4″ 1080x750x1000
10 1.4 11 65 278 G3/4″ 1080x750x1000
13 1.2 11 65 278 G3/4″ 1080x750x1000
OLS-15A
OLS-15AV
7 2.52 15 66 299 G3/4″ 1080x750x1000
8 2.4 15 66 299 G3/4″ 1080x750x1000
10 2.1 15 66 299 G3/4″ 1080x750x1000
13 1.7 15 66 299 G3/4″ 1080x750x1000
OLS-18A
OLS-18AV
7 3.2 18.5 67 452 G1″ 1380x850x1160
8 3.0 18.5 67 452 G1″ 1380x850x1160
10 2.7 18.5 67 452 G1″ 1380x850x1160
13 2.3 18.5 67 452 G1″ 1380x850x1160
OLS-22A
OLS-22AV
7 3.7 22 68 467 G1″ 1380x850x1160
8 3.6 22 68 467 G1″ 1380x850x1160
10 3.4 22 68 467 G1″ 1380x850x1160
13 2.8 22 68 467 G1″ 1380x850x1160
OLS-30A
OLS-30AV
7 5.1 30 69 452 G1″ 1230x850x1110
8 5.0 30 69 452 G1″ 1230x850x1110
10 4.9 30 69 452 G1″ 1230x850x1110
13 4.7 30 69 452 G1″ 1230x850x1110
OLS-37A
OLS-37AV
7 6.5 37 69 583 G1 1/2″ 1340x950x1210
8 6.2 37 69 583 G1 1/2″ 1340x950x1210
10 5.6 37 69 583 G1 1/2″ 1340x950x1210
13 5.0 37 69 583 G1 1/2″ 1340x950x1210
OLS-45A
OLS-45AV
7 8.0 45 70 688 G1 1/2″ 1500x1000x1300
8 7.7 45 70 688 G1 1/2″ 1500x1000x1300
10 7.0 45 70 688 G1 1/2″ 1500x1000x1300
13 6.7 45 70 688 G1 1/2″ 1500x1000x1300
OLS-55A
OLS-55AV
7 10.4 55 70 1055 G2″ 1900x1250x1570
8 9.8 55 70 1055 G2″ 1900x1250x1570
10 9.1 55 70 1055 G2″ 1900x1250x1570
13 7.8 55 70 1055 G2″ 1900x1250x1570
OLS-75A
OLS-75AV
7 13.6 75 72 1129 G2″ 1900x1250x1570
8 13.1 75 72 1129 G2″ 1900x1250x1570
10 11.8 75 72 1129 G2″ 1900x1250x1570
13 9.8 75 72 1129 G2″ 1900x1250x1570
OLS-90A
OLS-90AV
7 16.1 90 73 1220 G2″ 2000*1250*1680
8 15.5 90 73 1220 G2″ 2000*1250*1680
10 14.8 90 73 1220 G2″ 2000*1250*1680
13 12.5 90 73 1220 G2″ 2000*1250*1680
OLS-110A
OLS-110AV
7 21.2 110 73 1970 G1 1/2″ 2400x1630x1980
8 19.6 110 73 1970 G1 1/2″ 2400x1630x1980
10 17.8 110 73 1970 G1 1/2″ 2400x1630x1980
13 15.5 110 73 1970 G1 1/2″ 2400x1630x1980
OLS-132A
OLS-132AV
7 24.1 132 73 2120 G1 1/2″ 2400x1630x1980
8 23.2 132 73 2120 G1 1/2″ 2400x1630x1980
10 19.5 132 73 2120 G1 1/2″ 2400x1630x1980
13 17.8 132 73 2120 G1 1/2″ 2400x1630x1980
OLS-160A
OLS-160AV
7 28.8 160 73 3620 G1 1/2″ 2800x1820x2150
8 27.8 160 73 3620 G1 1/2″ 2800x1820x2150
10 23 160 73 3620 G1 1/2″ 2800x1820x2150
13 20 160 73 3620 G1 1/2″ 2800x1820x2150
OLS-185A
OLS-185AV
7 32.5 185 74 3920 DN85 2800x1820x2150
8 31.2 185 74 3920 DN85 2800x1820x2150
10 27.5 185 74 3920 DN85 2800x1820x2150
13 25.8 185 74 3920 DN85 2800x1820x2150
OLS-200A
OLS-200AV
7 36.8 220 76 4800 DN100 3000x1900x1930
8 34.7 220 76 4800 DN100 3000x1900x1930
10 31.5 220 76 4800 DN100 3000x1900x1930
13 29.5 220 76 4800 DN100 3000x1900x1930
OLS-250A
OLS-250AV
7 43 250 76 5200 DN100 3000x1900x1930
8 41.5 250 76 5200 DN100 3000x1900x1930
10 38 250 76 5200 DN100 3000x1900x1930
13 34.9 250 76 5200 DN100 3000x1900x1930

Industrial equipment, printing service, pipelines, power plants, oil&gas, oil refinery, coating, painting,
plastics, steel industry, rubber, mechanical, blow molding, color sorter machine, shipyard, sandblasting, 
metallurgy, etc.

To provide the right equipment to you, please send us your detailed requirements.


1 Q: How about the quality of products?

   A: We are an authorized distributor of Atlas Copco. Don’t worry about the quality and service.

2 Q: How long is your delivery lead time?

   A: If there is stock, the lead time is about 3 working days after we get the payment if need to
       be produced, it depends.

3 Q: How about your overseas after-sale service?

   A: (1)Provide customers with installation and commissioning online instructions.

       (2)Worldwide agents and after service available.

4 Q: Can you accept OEM&ODM orders?

   A: Yes, we have a professional design team, OEM&ODM orders are highly welcomed.

 

Choose an Air Compressor for Your Business

There are several factors to consider when choosing an air compressor for your business. One factor to consider is the type of compressor you are looking for, which may include single-stage, low noise, and positive displacement. Hope this article helps you make the right decision. After all, your business success will depend on this device! Let’s take a closer look at these factors. Also, consider what compressor manufacturers say about their products.
air-compressor

Positive displacement

Positive displacement air compressors compress air by drawing in a volume from an inlet and extruding it out of a chamber. This increases the pressure at which the gas can be pumped at rates that cannot be pumped through the outlet at lower pressures at higher mass flow rates. These types of compressors are available in single-acting and double-acting configurations. They are classified by the number of cylinders.
There are 2 different types of air compressors: reciprocating air compressors and screw compressors. Both are roll machines. Positive displacement air compressors use pistons and cylinders to compress air. The resulting air pressure builds up within the compressor housing, increasing the potential energy of the compressed air. Screw air compressors are the most popular positive displacement air compressors, which can be either single-stage screw-blade air compressors or multi-stage screw-blade oil-immersed screw air compressors.
Positive displacement flowmeters use a rotating measuring chamber to divide the fluid into discrete quantities. The number of times the chamber was refilled and emptied was used to estimate the total flow. However, positive displacement flow meters are prone to leaks, reducing the accuracy of the estimates. If a leak occurs, it can cause false readings and damage the compressor. However, leaks in positive displacement air compressors can reduce pressure.
The most common types of positive displacement air compressors are screw, reciprocating, and vane. Rotary positive displacement air compressors are also available as well as many other air compressors. Positive displacement air compressors are most commonly used in large manufacturing facilities. If you are considering an air compressor for commercial or industrial applications, it is imperative to understand how the components of the unit work. Please read the information below to learn more before deciding which application is best for you.
Positive displacement air compressors use a piston to force air into a chamber, compressing the air in the process. The piston moves in the opposite direction, thereby reducing the volume of the chamber. When the amount of air in the chamber reaches its maximum value, the valve opens, allowing it to escape at higher pressure. Positive displacement air compressors are generally less efficient than centrifugal compressors. However, they are still an excellent choice for a variety of applications.
air-compressor

Single-stage

The discharge pressure of the single-stage air compressor is used to control the operation of the compressor. Properly designed load/unload controls allow the air compressor to operate at its most efficient point while minimizing stress on the main engine bearings. Single-stage air compressors can approach variable speed efficiency with appropriate storage capacity. However, improper storage can cause premature bearing wear on the main unit. If this is the case, a single-stage air compressor may not be ideal.
A single-stage air compressor has only 1 cylinder, which means 1 stroke is required to move air from 1 cylinder to another. Pressure is measured in cubic feet per minute or CFM. Tank size is also important as a large single-stage air compressor may be required to operate multiple air tools. Single-stage air compressors can be used in a variety of applications and can last for years.
For the most common uses, single-stage air compressors are the most practical option. These devices work with most hand tools, from hammers to grinders. Single-stage air compressors are lightweight and easy to move. However, two-stage air compressors provide more CFM, making them a better choice for industrial or commercial use. However, two-stage compressors are not suitable for private use. Therefore, if your main purpose is DIY and craft projects, it is better to choose a single-stage air compressor.
Compared with two-stage air compressors, single-stage screw air compressors are cheaper. They come from a variety of manufacturers and range in power from 3 to 600 horsepower. Single-stage air compressors are a cost-effective solution for a variety of air compressor needs. They offer flexibility and multiple control methods, making them an excellent choice for many different applications. Therefore, when choosing an air compressor for your business, choose the 1 with the most suitable functions.
Single-stage air compressors are the most affordable and easy-to-use air compressors for small to medium jobs. They also have higher compression ratios. The compression ratio is the ratio of absolute discharge pressure to absolute inlet pressure. When calculating the ratio, it takes into account atmospheric pressure and gauge pressure. The compression ratio pushes the surface area of ​​the rotor, which increases the thrust load.
Single-stage air compressors are smaller and easier to transport than two-stage units. Single-stage air compressors have 1 air intake, and two-stage air compressors have 2 air intakes. The difference between single-stage and two-stage air compressors largely depends on the number of times the air is compressed. A single-stage air compressor compresses the air once, while a dual-stage air compressor compresses the same amount of air twice.
air-compressor

low noise

Low noise air compressors are ideal for a variety of applications. While no air compressor is completely silent, some models are much quieter than others. For the Hitachi EC28M portable compressor, the noise level is 59 decibels. The compressor features steel rollers that protect the internal components and give it a sleek, modern look. It also has a one-gallon fuel tank and a half-horsepower drive.
Noise from air compressors can be distracting and reduce productivity. It is important to choose low-noise air compressors to keep employees healthy and happy at work. While noise is an unfortunate aspect of working on the shop floor, reducing it can improve productivity. By reducing distracting noise, employees can focus on their work and communicate more effectively. That means higher quality work and happier clients. If you’re looking for a low-noise air compressor, be sure to read the tips below.
Low noise air compressors are an excellent choice for businesses of all sizes. These powerful tools can run multiple tools simultaneously. The 2 water tanks are made of rust-resistant aluminum and are stackable. This air compressor is heavier and can handle large jobs with ease. It costs more than other air compressors, but it can handle a lot of work efficiently. CZPT Air Tools air compressors come with a one-year warranty and are highly recommended by contractors.
Noiseless air compressors are generally more expensive than comparable products, but they are worth the extra cost. Noiseless compressors are a good option for businesses that need to avoid disturbing nearby people. For example, you might want to consider a low-noise air compressor for a dental office, which cannot tolerate noise. Fortunately, this problem can be solved by relocating the compressor to a location that is more isolated from your workspace.
One brand of low-noise air compressors offers 2 models. The CZPT Air Tools 2010A features a large cast aluminum can, regulating pressure gauge, and 2 universal quick-connects. It produces 68 decibels of noise when it works. It has a large 8-gallon fuel tank capacity and has wheels and handles for easy transport. Its powerful engine produces a low noise level of 68 decibels.
Another popular low noise air compressor is the Makita MAC210Q Quiet Series. This model is capable of producing up to 71.5 decibels of sound, which is the amount of air it produces at 90PSI. The MAC210Q features a durable oil-free pump and weighs just 36 pounds with a handle and wheels. These compressors are easy to move and ideal for indoor work.
China CZPT CZPT CZPT Cp IR High Pressure Industrial Rotary Screw Air Compressor Permanent Magnet Variable Speed VSD Compressor Screw Air Compressor  China CZPT CZPT CZPT Cp IR High Pressure Industrial Rotary Screw Air Compressor Permanent Magnet Variable Speed VSD Compressor Screw Air Compressor

China CZPT Ml250 mm250 Mh250 Rotary Screw Air Compressor

Product Description

Ingersoll Rand screw air comprssor ML250 MM250 MH250
Ingersoll Rand screw air compressor 250KW/333HP 

Ingersoll Rand screw air comprssor ML250 MM250 MH250, CZPT screw air compressor 250KW, screw air compressor M series

Ingersoll Rand Oil Injected Screw Air Compressor (250kW / 333HP)

 
Product Description

Looking for a rugged and reliable air compressor? Then look no further than CZPT Rand’s SSR/M Series of rotary air compressors. With our integral gear drivetrain, Intellisys control system, and 8000 hour coolant, this is a compressor that you can count on for years to come. 

1. Digital Control System
Capacity control of the compressor is regulated by the Intellisys microprocessor controller and an electric stepper motor. Since there are no pressure switches to drift and very few moving parts, the SSR/M can maintain plant air pressure without constant maintenance. 
2. Higher Ambient Rating
The SSR/M operates easily in ambient temperatures up to 115° F (46° C), even the motor. This means fewer nuisance shutdowns due to summer heat or dirty coolers. 
3. Advanced Airend Design
At the heart of the SSR/M is our time-proven drive system. This integral gear arrangement is known throughout the industry for its trouble-free operation with minimal maintenance. 
4. Ultra Coolant
Designed specifically for rotary screw air compressors, Ultra Coolant minimizes maintenance costs by maximizing the time between changes: 8, 000 hours or 2 years. 

MODEL capacity pressure type of cooling voltage
m3/min bar(g) A/C / W/C V
ML250 43.9 7.5 A/C 380
MM250 42.5 8.5 A/C 380
MH250 38.8 10 A/C 380
ML250 43.9 7.5 W/C 380
MM250 42.5 8.5 W/C 380
MH250 38.8 10 W/C 380
ML250 43.9 7.5 A/C 6000
MM250 42.5 8.5 A/C 6000
MH250 38.8 10 A/C 6000
ML250 43.9 7.5 W/C 6000
MM250 42.5 8.5 W/C 6000
MH250 38.8 10 W/C 6000

what to see in an air compressor

If you need to buy an air compressor, you should know what to look for. The types of air compressors on the market are classified according to their CFM rating, safety devices, and pumps. There are several differences between lubricated and oil-free air compressors that you should know before buying. To better understand the difference between these types of air compressors, read on. This article will guide you through these differences.

Pump

If you are looking for a quality air compressor, you have come to the right place. A good air compressor pump will provide high pressure for anything from tires to boats and more. There are hundreds of different models to choose from, and the great thing about buying 1 from a Chinese manufacturer is that they have so many options. More importantly, Chinese manufacturers can customize air equipment such as air compressors at low prices.
A good quality air pump won’t break easily, but you’ll be able to use it for years. Choosing a high-quality pump will help you avoid many hassles on the road, such as unplanned downtime and installation costs. Plus, a pump from the same manufacturer as your air compressor is your best bet to ensure optimum performance. Listed below are some tips for finding a quality pump for your air compressor.
The air compressor is an important but unremarkable invention. Without them, our lives would be completely different. Without a pump, we can’t get hot water from central heating, nor can we get heat from the refrigerator. We can’t inflate bicycle tires, and we can’t refuel cars. Pumps are vital to all kinds of machines. So why is it important to choose the right product? The answer may surprise you.
Different types of pumps are used for different applications. Positive displacement pumps move a fixed volume of fluid and direct it to a drain. This design ensures constant flow at a constant speed regardless of discharge pressure. Centrifugal pumps work differently. The impeller accelerates the fluid, converting the input energy into kinetic energy. This type of pump is most commonly used in mines, air conditioning, industrial plants, and flood control.
air-compressor

safety equipment

There are several safety features you should check when using an air compressor. First, check the connection of the air filter to the air. If they come loose, parts may separate and cause injury. Another important safety feature is the shut-off valve. When working near compressed air, the shut-off valve should be within easy reach and visibility. Moving parts and other equipment must be protected with protective covers. Check safety valve and replace damaged parts.
Rupture discs are copper discs located on the air cooler. When the air pressure exceeds a certain limit, it bursts. Fusible plugs contain materials that melt at high temperatures. The compressor should have a lubricating oil pressure alarm and cut off the trip signal. If these 2 safety devices fail, the compressor should be stopped immediately. The rupture disc should be inspected at least weekly to ensure it does not rupture under pressure.
If the pressure level is too high, and overcurrent protection device cuts power to the motor. It also automatically shuts off the compressor when the hose ruptures or the air volume exceeds a preset level. The device should be installed on the air compressor to prevent accidents. Its job is to protect the operator from harm. If employees do not follow these safety measures, they may cause equipment damage.
To ensure safety when operating the air compressor, safety glasses and gloves should be worn. Pressurized air can cause eye injury, and crash goggles can provide a barrier to prevent this. Additionally, the self-retracting cord prevents trip hazards and reinforces excess cord. You should also keep your hands and body away from the air nozzle. This will prevent you from being sprayed with compressed air.

CFM Rating

An air compressor’s PSI and CFM ratings indicate the pressure and volume it can deliver. PSI stands for pounds per square inch and measures the force and pressure contained in 1 square inch of air. These 2 indicators are equally important when choosing an air compressor. If you need a lot of compressed air for a specific application, you will need a higher psi compressor. Likewise, if you are using compressed air in a smaller application, a low cfm compressor will not provide enough power to meet your needs.
When comparing different air compressors, be sure to pay close attention to horsepower and CFM ratings. While compressor power is essential for some tasks, it is not the most important aspect. The CFM rating of an air compressor will determine how big a project it can handle and how long it takes to charge. Make sure you understand the CFM and PSI ratings of your future compressors, as not knowing these important statistics can frustrate you and drive up costs.
In general, it is best to choose an air compressor with a CFM rating higher than the size of the air tool. This will ensure that the air compressor has enough pressure to work multiple tools efficiently at the same time. While smaller CFM ratings may be sufficient for smaller projects, larger tools such as drills require a lot of air. Therefore, the higher the CFM, the larger and more powerful the tool.
Once you understand the CFM of an air compressor, you can start looking for the right tool. You can check the CFM rating of your air compressor online by commenting below. If you’re not sure about the size of your air tool, you can always buy a second air compressor. This is a great way to double the CFM of your air compressor! You’ll have more air to do more work, and your compressor will last longer.
air-compressor

Lack of oil and lubrication

Oil-free air compressors have a smaller footprint and require less maintenance than oil-lubricated air compressors. Although oil-lubricated air compressors are more expensive and heavier than oil-free air compressors, they are also ideal for stationary use. The benefits of oil-free air compressors include greater durability and lower maintenance costs. The advantages and disadvantages of each type are discussed below.
Oil-free air compressors are generally quieter than oil-lubricated air compressors. However, you may still experience some noise while using it. To avoid this, you should choose a quiet intake compressor. However, if you work next to a noisy compressor, you should buy a muffler, an aftermarket filter that reduces compressor noise.
If you want to use the air compressor for a long time, the oil-free model is not the right choice. Its Teflon coating wears off over time, especially at extreme temperatures. Additionally, oil-free air compressors have a large number of moving parts that require regular maintenance, while oil-filled air compressors are great for those who don’t want to invest in extra parts.
Another major difference between oil-free and oil-lubricated air compressors is lubrication. Oil-lubricated air compressors require regular lubrication whereas oil-free air compressors are pre-lubricated. They have fewer parts and are cheaper. Oil-free air compressors are lighter than oil-lubricated air compressors. In addition to being more affordable, oil-free air compressors are more powerful and durable.
While oil-filled air compressors are more efficient and durable, they generate a lot of heat. However, they are also more expensive and require regular oil changes. Furthermore, they are difficult to transport. They also need to be permanently installed. These air compressors are also not portable and require a fixed location. So, consider your needs before deciding which type is best for you. When you’re choosing an air compressor for your business, be sure to shop around.
air-compressor

noise level

If you are wondering what the noise level of an air compressor is, the answer depends on your specific equipment and working environment conditions. Typically, air compressors produce 40 to 90 decibels of noise. Although the lower the decibel level, the quieter the compressor will be. Larger, more powerful air compressors produce higher noise levels than their little brothers. But no matter how big the air compressors are, it’s a good idea to wear hearing protection while working around them.
When purchasing a new air compressor, the noise level of the air compressor should be considered. While this may seem like a small problem, there are actually a lot of variations on these noisy machines. The most common type of air compressor is the reciprocating piston pump. This model uses pistons similar to an engine to rotate inside a chamber. The piston moves quickly and traps air proportional to its size. Single-piston air compressors are generally noisier than twin-piston models, also known as twin cylinders.
But even if you have the proper equipment to protect your hearing, it’s still important to know the noise level of an air compressor. Even if the noise is not immediately dangerous, it can still cause temporary or permanent hearing loss. This condition is called noise-induced hearing loss, and an air compressor with a sound level of 80 or higher can cause permanent hearing damage. You can avoid potential damage to your hearing and prevent accidents by simply paying attention to the noise level of your air compressor.
Air compressors are inherently noisy, but if you take steps to reduce their noise levels, you can minimize disruption to neighbors and co-workers. For example, installing a sound enclosure in your work area can prevent your air compressor from making as much noise as before. Depending on your workspace, you can also try installing a long air hose, which will reduce sound levels by up to 25%.
China CZPT Ml250 mm250 Mh250 Rotary Screw Air Compressor  China CZPT Ml250 mm250 Mh250 Rotary Screw Air Compressor

China (SCR60M Series) German Engineered Transmission Belts Designed for Safety Belt Driven Rotary Screw Air Compressor High Efficiency 7/8/10/12.5/15bar

Product Description

Product Technical Description
 

Model :  Oil Injected Screw Air Compressor Belt Driven (M series)
Type:  Oil Injected Belt Driven Screw Air Compressor
Voltage:  380V/50HZ/3P, 220V/60HZ/3P, 400V/50HZ/3P, 415V/50HZ/3P or Customer′s Requirements
Working Pressure:  7~12.5 bar
Installed Motor Power:  4KW~75KW
Capacity: 0.58~13.3m3/min
Color:  Blue
Driven Method: Belt Driven
Air End: Original Ally-win Air End from Germany
Trademark:  SCR
Transport Package:  Standard Wooden Packing
Available Certificate:  CE, ISO, UL, ASME, GHOST
Origin:  ZheJiang , China
application:  Casting , Metal , Plastic , Rubber

Product Features

1. Sino-Japan technology cooperation, high reliability.

2. Big airend with low rpm for better performance an long life span.

3. High reliability components imported original from Germany, Swiss etc.

4. CE level protection design and manufacturing

5. Oversize cooler suitable for tropical area.

6. More than 10,000.00 units running around the world since 10years ago.

7. Intelligent PLC control.

8. Easy to do maintenance and service.

1.Automatic interlock control and operations management

Intelligent microcomputer controller, combined with pressure, temperature, current, signal, alarm with 12 important indicators and 13 comprehensive security protection measures with Chinese and English display optional and maintenance time limit remind. The RS485 communication interface can realize several machines joint control. Concise and comprehensive to keep the customer informed of the machines’ situation in time.

2.Safe and zero leakage connection

SCR have abandoned the traditional low cost hydraulic hose design. CZPT use High-rigid pipes and flexible joint connection, avoiding bursts typically caused by ageing . Fluorine rubber type 0-ring offers a flexible seal preventing leakage.

3.heavy duty air filter with prefilter

A European imported air filter offers High efficiency and a low pressure drop.

4.Siemens brand electrical components

5.American brand high efficiency transmission system

 

Model SCR60M-8 SCR60M-10 SCR60M-12.5
Capacity/Pressure(m3/min,/BAR) 7.51/8 6.82/10 5.53/12.5
TEFC Motor Power(KW) 45KW(60H.P)
Speed(r/min) 2962
Starting way Star-Delta
Volt(V) 380/400/415(220)
Motor safety grade IP54
Motor isolation grade F
Electrical Supply 380(400,415)V/50Hz/3Phase, 220V/60HZ/3P
Outlet Temperature(ºC) ≤ Environment Temperature+10ºC
Driven way Belt Driven
Noise level at 1 meter 76±3dB(A)
Cooling method Air cooling
Oil content ≤3 ppm
Outlet Connection Rc 1 1/2″
Dimension Length(mm) 1000
Width(mm) 1300
Height(mm) 1470
Weight(KG) 920

Product Categories

Advantages

Application

About SCR

 

Choosing the Right Air Compressor For Your Home

You will find that air compressors are indispensable tools for a variety of situations, including garages, home workshops, and basements. These tools can power a variety of tools, and each model is sized to suit the job at hand. Because air compressors have only 1 motor, they are lightweight, compact, and easy to handle. Using 1 air compressor to power several tools will also reduce the wear and tear on individual components. This article will introduce some important characteristics to look for when choosing the right air compressor for your home.

Positive displacement

A positive displacement compressor applies pressure to a fluid, whereas a centrifugal 1 does the opposite. A positive displacement compressor creates the desired pressure by trapping air and increasing its volume. Its discharge valve releases the high-pressure gas. These compressors are used in industrial applications and nuclear power plants. The difference between a positive and negative displacement compressor is that a positive displacement compressor can compress and release air at a consistent rate.
A positive displacement air compressor uses a reciprocating piston to compress air. This reduces the volume of the air in the compression chamber, and a discharge valve opens when the pressure reaches the desired level. These compressors are used in bicycle pumps and other pneumatic tools. Positive displacement air compressors have multiple inlet ports and have several configurations. Positive displacement air compressors have a single-acting and double-acting piston, and can be oil-lubricated or oil-free.
A positive displacement air compressor is different from a dynamic compressor. It draws air into the compression chambers and then releases the pressure when the valve is opened. Positive displacement compressors are common in industrial applications and are available in single-acting, double-acting, and oil-lubricated models. Large piston compressors have ventilated intermediate pieces and crossheads on gudgeon pins. Smaller models have permanently sealed crankcases with bearings.
air-compressor

Oil-free

Oil-free air compressors have some advantages over their oil-lubricated counterparts. They do not require lubrication oil because they are coated with Teflon. The material has 1 of the lowest coefficients of friction and is layered, so it slides past other layers with little effort. Because of this, oil-free compressors tend to be cheaper and still deliver comparable performance. Oil-free compressors are a good choice for industrial applications.
The life of an oil-free air compressor is significantly longer than an oil-lubricated counterpart. These models can operate up to 2,000 hours, 4 times longer than the average oil-lubed compressor. Oil-free compressors also have a significantly lower operating noise than their oil-lubricated counterparts. And because they don’t need oil changes, they are quieter. Some even last up to 2,000 hours.
An oil-free air compressor is a good choice if your application requires high levels of purity. Several applications require ultra-pure air, and even a drop of oil can cause product spoilage or damage to production equipment. In addition to the health risks, an oil-free air compressor reduces the costs associated with oil contamination and minimizes leaks. It also eliminates the need for oil collection, disposal, and treatment.
A typical oil-free air compressor is very efficient, requiring only about 18% of the full load horsepower. However, oil-free compressors have a higher risk of premature failure and are not recommended for large-scale industrial applications. They may also use up to 18% of the compressor’s full capacity. They may sound appealing, but you must make sure you understand the benefits of an oil-free air compressor before choosing 1 for your industrial applications.

Single-stage

A single-stage air compressor is designed to provide the power for a single pneumatic tool or device. These machines are generally smaller than two-stage compressors and produce less heat and energy. These machines aren’t designed for heavy-duty industries, but they are still highly effective for a variety of applications, including auto shops, gas stations, and various manufacturing plants. They can also be used in borewells, as they are suitable for small spaces with low air flow requirements.
A single-stage air compressor has 1 cylinder and 2 valves – the inlet and the delivery valves. Both of these valves function mechanically, with the inlet valve controlling torque and the delivery 1 controlling air pressure. Generally, single-stage compressors are powered by a gas engine, but there are also electric models available. The single-stage air compressor is the most common type of air compressor. It has a single cylinder, 1 piston, and 1 air cylinder.
The single-stage air compressors are used for small projects or personal use. A two-stage air compressor is more effective for industrial projects. Its longer air end life makes it more efficient. It is also more efficient for use in the automotive industry, where the engine has many cylinders. In general, single-stage compressors require a higher power level. The single-stage model is ideal for small projects, while a two-stage 1 is suitable for larger-scale arsenals.
air-compressor

CFM

The cubic foot-per-minute (CFM) of an air compressor is the output of the machine. In order to calculate the CFM level, start by looking at the compressor’s specifications. You should know how many cubic feet the unit can hold and how many pounds per square inch it can compress. Once you have these information, you can calculate the CFM. Now you can use these numbers to select an appropriate air compressor for your needs.
The most common way to increase the CFM of an air compressor is to turn the regulator down. By turning the dial down, the air compressor will produce more than 10 CFM. You can also try connecting 2 output valves. Make sure that the settings are adjusted properly before you begin. This will ensure that your air compressor is functioning at its maximum efficiency and lifespan. To increase the CFM of your air compressor, first check that your regulator is calibrated for the desired pressure level.
To calculate the CFM of an air compressor, first determine the tank volume of the machine. Then, multiply this volume by the time it takes to fill the tank. Then, divide the result by 60 seconds to calculate the CFM. Once you know how much air your machine can hold, you can choose a suitable air compressor. If you’re working in a confined area, you should buy a tool with a large tank.

PSI

The PSI of an air compressor is the pressure that it can output. A typical air compressor has a gauge connected to the airline at the bottom, next to it, or between the two. The gauge tells the actual pressure of the air compressor, while the cut-out pressure is determined by the manufacturer. The manufacturer recommends that you set the cut-out pressure 20 to 40 PSI higher than the factory recommended pressure. If you want to set the pressure for your nail gun, you can use the cut-in and cut-out pressures on your compressor, and the tank won’t exceed this range.
The PSI of an air compressor measures the force that it can deliver, which is often in pounds per square inch. For most air tools, you need at least 40 to 90 psi. In general, reciprocating air compressors work on an on/off basis. This relationship is known as the duty cycle. All air compressors are rated for a particular duty cycle, such as 50 percent on and 20-5 percent off.
The Psig of an air compressor is not free, as many people believe. The PSI of an air compressor is not free, but it is essential to maintain it for safe operations. If you’re having trouble maintaining a consistent pressure, consider turning down the PSI of your compressor by 2 psig. This will determine the critical pressure for the machine. You’ll also increase the amount of energy in the system by 1 percent.
air-compressor

Power source

The power source for an air compressor is crucial in its operation. Without the correct voltage and amperage, air compressors will not function properly. The power source must be close to the compressor so that it can plug into an electrical outlet. If it is too far from the outlet, the compressor may not be able to build enough pressure. When this happens, the fuse inside the air compressor will turn off to protect the user. The power source should be a safe distance from the compressor.
Most manufacturers do not specify the power source for an air compressor. Depending on the horsepower, the compressor will require approximately 4 amps of power. A one-horsepower compressor would draw about 12 amps. If it were powered by a typical 120-volt household supply, its motor would exceed the 15-amp breaker capacity. A larger air compressor, however, will require a separate 15-amp power source, making it impossible to use it with this type of power source.
The power source for an air compressor is typically electrical alternating current (AC) that is equivalent to the voltage on a standard wall outlet. A three-phase air compressor, on the other hand, requires a special AC supply with 3 electrical offset pulses. Regardless of the type of air compressor, the power source must be compatible with the incoming power service. One of the most common problems when attempting to connect an air compressor to an AC power source is undersized wire. This results in low voltage and high amperes, tripping of over-load relays and blown fuses.

China (SCR60M Series) German Engineered Transmission Belts Designed for Safety Belt Driven Rotary Screw Air Compressor High Efficiency 7/8/10/12.5/15bar  China (SCR60M Series) German Engineered Transmission Belts Designed for Safety Belt Driven Rotary Screw Air Compressor High Efficiency 7/8/10/12.5/15bar

China Permanent Magnetic Synchronous Pm VSD Rotary Screw Air Compressor with Converter for Concrete Production

Product Description

I. Introduction:
 
Our variable frequency series screw compressor takes advantage of the stepless speed regulation of the frequency charger, and start screw air compressor gently through the controller or the PID regulator inside of the controller to improve the start and operation mode of the motor.
Prediction and evaluation of energy saving:
If the air compressor frequently upload and unload during the operation and particularly the steady pressure output is needed, it is necessary to use air compressor frequency changer to control air compressor to achieve the effect of energy saving in a certain range.
Steady pressure:
The air compressor frequency changer aims at a the larger fluctuations of air volume. Internal PID regulator can quickly adjust the response. Compared with the limit switch control of operating with motor in constant frequency, the stability of the air pressure output increases exponentially, keeping on a constant point.
Start with no impact:
For the frequency changer has the function of the soft start, the start-up current is 3 times lesser than the power frequency startup. So the impact of the startup is smaller.
Variable flow control:
Based on the PID regulator and the actual air consumption to adjust the motor speed at a real time, to control the emission output and to achieve a equilibrium air supply. When low consumption,  the air compressor can sleep automatically to reduce the energy loss. The optimized control  further improves the energy-saving efficiency.
Better voltage adaptability of AC power supply
Due to the over modulation technique used in frequency changer, while in low AC power supply voltage, it still outputs the enough torque to drive the motor to work. While in high AC power supply voltage, it will not lead to a higher voltage output to motor.

II. Technical specification
 

Model EV7.5A EV11A EV15A EV18.5A EV22A EV30A EV37A/W EV45A/W EV55A/W EV75A/W EV90A/W EV110A/W EV132A/W EV160A/W
Free air delivery/Discharge air pressure  (M3/min/ Mpa) 1.2/0.7 1.7/0.7 2.4/0.7 3.1/0.7 3.7/0.7 5.2/0.7 6.5/0.7 7.5/0.7 10.5/0.7 13.5/0.7 16.5/0.7 20.5/0.7 25.8/0.7 28.8/0.7
1.1/0.8 1.6/0.8 2.3/0.8 3/0.8 3.5/0.8 5/0.8 6.3/0.8 7.2/0.8 9.5/0.8 13/0.8 16/0.8 19/0.8 23/0.8 27/0.8
1/1.0 1.4/1.0 2.2/1.0 2.8/1.0 3.0/1.0 4.1/1.0 5.8/1.0 7.0/1.0 8.5/1.0 11/1.0 14/1.0 17.5/1.0 20.2/1.0 23.8/1.0
0.8/1.3 1.2/1.3 1.7/1.3 2.3/1.3 2.5/1.3 3.7/1.3 25.0/1.3 6.0/1.3 7.5/1.3 9.5/1.3 12/1.3 14/1.3 18/1.3 21/1.3
Air supply temperature ≤ambient temperature +8~`15ºC
Motor Power (kw/hp) 7.5/10 11/15 15/20 18.5/25 22/30 30/40 37/50 45/60 55/75 75/100 90/120 110/150 132/175 160/215
Start method Y-△Starter
Voltage (v/hz)                                              380V 3PH 50HZ     (380V-3PH-60HZ/ 460V- 3PH- 60HZ/ 220V- 3PH-60HZ/ 400V-3PH-50HZ/6000V-3PH-50HZ/other voltagesd can be customized )                                                                               
Drive method V-belt transmission / Coupling transmission
Oil content (PPM)  ≤3
Connector inch 3/4″ 3/4″ 1″ 1″ 1″ 1  1/4″ 1  1/4″ 1 1/2″ 1 1/2″ 2″ 2″ 2  1/4″ 2  1/2″ 2  1/2″
Noise(Db)±2  56 58 60 60 60 66 66 66 70 71 71 73 75 77
Dimension length mm 900 1060 1060 1080 1080 1300 1300 1300 1820 2440 2560 2760 2760 2860
width   mm 700 800 800 880 880 1100 1100 1100 1200 1300 1300 1340 1340 1510
height  mm 1040 1230 1230 1420 1420 1650 1650 1650 1600 1620 1620 1710 1710 1810
Weight (kg) 400 500 550 650 680 1000 1050 1100 1350 1800 2150 2900 3000 3800

III. CE & ISO Certificates:

Package photos:

On-site photos:

IV. Company Introduction

ZheJiang CZPT COMPRESSOR CO., LTD.  is 1 UK wholly-owned compressor company, which was situated in ZheJiang in 2004, based in technical cooperation with European air end manufacturer and British O.S.G. OSG ZheJiang specializes in manufacturing the world-class screw compressors and air purification equipments.
In order to meet customers’ expectations and requirements, OSG ZheJiang integrates the compressing system to embody the merits of reliability, energy saving, silence, convenience.  OSG ZheJiang had obtained the compressor production license (certificate No: XK06-571-0571), quality certificate and general machinery certificate, ISO 9001:2008 certificate and CE certificate.
 OSG has established a nation-wide service system of 40 offices, and provided comprehensive services, such as consulting, training, repairing, spare parts supplying, etc. OSG ZheJiang also do OEM for trading companies and agents, according to their requirements.
 OSG ZheJiang welcome customers and engineers all over the world to study, train and cooperate. Welcome to OSG ZheJiang .
 
 
V. Company Advantages
1.Enormous potentiality, long history
ZheJiang CZPT Compressor Co., Ltd. is 1 British wholly-owned enterprise. Currently in China, OSG has set up 3 major manufacturing bases (ZheJiang CZPT Compressor Co., Ltd, ZHangZhoug Ulite Tools Co.,Ltd., ZheJiang OSG welding), 5 Manufacturers. Meanwhile we cooperate with the European world-advance air end manufacturer. OSG ZheJiang possesses a complete production, sales and after-sales service system. OSG has 40 offices and more than 80 after-sales service centers, and products are sold to more than 20 countries.
 
2. Advanced configuration, world-renowned components, abundant production experience.
    The control system is the most advanced. The controller is designed and manufactured by Schneider, France. It is equipped with the large Chinese-English liquid crystal display screen. It can monitor more than 20 main operating parameters, and has the functions of fault recording, maintenance and alarm shutdown. It can achieve efficient intelligent control, unattended.
Remote control: the computer processor can directly check the user’s real-time operating system. Combine the reliability, energy saving, practicality in one. remote control can start, stop, load, unload the compressor and also other local control can be carried out. The operation, alarm and fault and relative local information can be monitored. (detailed description followed)
Remote control function:
Multiple compressors remote centralized control: reduce system pressure, reduce energy consumption, real-time monitoring.
Dual pressure setting: Two system pressure bands can be set manually or automatically to optimize energy use and reduce operating costs.
Delayed secondary shutdown: This function controls the motor to run only when needed, allowing the motor to run less and minimize the energy consumption.

Types of Air Compressors

There are many types of Air Compressors available on the market. Learn which 1 is right for your needs and what makes 1 better than another. Find out more about Single-stage models, Oil-free models, and Low-noise models. This article will explain these types and help you decide which 1 you need. You can also learn about Air Compressors that have single-stage compressors. If you are looking for a high-quality compressor, this article will help you choose a unit.
air-compressor

Air Compressors

Air compressors work by forcing atmospheric air through an inlet valve. As the piston moves down, it pulls atmospheric air into the chamber. As the piston rises, it forces the compressed air out of the cylinder through an exhaust valve. One of the most common types of air compressor is the reciprocating type. Another type of compressor is a single-stage piston. These types of compressors compress air in 1 stroke – equivalent to the complete rotation of the piston’s crankshaft.
These devices change electrical or mechanical energy into pressurized air. When air is compressed, its volume decreases, increasing its pressure. Air compressors typically have a minimum pressure of 30 bars. The lower pressure band is the range of air pressure. Most compressors are controlled separately, but network controls can be used to interconnect multiple compressors. This type of controller will not work for all types of compressors. There are other types of air compressors that can communicate with each other.
Compressed air has multiple applications in all kinds of industries. In agriculture, it can power pneumatically powered material handling machines for irrigation and crop spraying. Dairy equipments also use compressed air. Compressors are also used in the pharmaceutical industry for mixing tanks, packaging, and conveyor systems. Portable air compressors, which can be powered by diesel fuel, are frequently used at remote drilling sites. Portable air compressors are also commonly used in oil and gas. They can be used to remotely control valves and install reactor rods.
Whether you use an air compressor for agricultural purposes or in a manufacturing setting, there are some features to consider when choosing an air compressor for your needs. A good compressor will have a safety device. It will automatically shut off the input air and output air once sufficient compressing has been achieved. These features will help your air compressor remain efficient and protect your equipment. The safety device is an important feature of any air compressor to increase its overall efficiency.
Vane air compressors are the most common type. They are generally smaller and less powerful than reciprocating piston compressors, so you can use 1 of these for applications that are under 100 horsepower. The vane air compressors have low compression ratios and high capacities, but they are generally limited to low-power applications. Vane compressors tend to run hot, and they typically have a low compression ratio. It is important to choose the correct oil viscosity for your compressor.
air-compressor

Single-stage models

When comparing single-stage air compressors, look for the term “stages.” Multi-stage compressors use 2 stages and can handle more capacity and pressure. One stage involves pressurizing air using a piston and a lower-pressure cylinder. This compressed air is then moved to a storage tank. Single-stage models tend to be more energy-efficient than their two-stage counterparts. But if you don’t need a high-pressure cylinder, a single-stage air compressor can be the best choice.
Although single-stage air compressors produce less power, they can produce enough air to power pneumatic tools and other pneumatic equipment. These single-stage units are most useful for smaller-scale home projects and DIY projects. For more industrial purposes, a dual-stage model is the best choice. But if you’re in a hurry, a single-stage unit may be sufficient. Ultimately, it depends on what you plan to do with the air compressor.
Single-stage air compressors feature a single cylinder, 1 piston stroke for each revolution of pressurized air. Single-stage compressors are typically smaller and more compact, making them a good choice for smaller work environments. Their cfm capacity (cubic feet per minute) is an important indicator of operating capacity. If you plan to use multiple pneumatic tools, you will probably need a higher cfm model. Similarly, the horsepower of single-stage compressors indicates its working capacity. One horsepower moves 550 pounds per foot per minute.
Multi-stage air compressors are generally more expensive and more energy-efficient than single-stage units, but they can offer higher air flow rates. While they may be more complex, they can lower general operating expenses. If you plan on using your air compressor for industrial or commercial use, a dual-stage model might be the best choice. However, if you’re planning to use the air compressor for mass production, a single-stage model may be the best choice.
Single-stage air compressors have the same piston size and number of inlets, while dual-stage models have a smaller first piston and a much longer second piston. Both have a cooling tube in between the 2 pistons to reduce the air temperature before the second round of compression. The single-stage model is typically small and portable, while the double-stage air compressor is stationary. These compressors can both be stationary and large.

Low-noise models

Despite its name, low-noise models of air compressors are not all the same. The noise level of a compressor can be affected by several factors, including the power source and proximity to the machine. Reciprocal compressors are generally louder than electric ones because of their many moving parts. By contrast, rotary-screw and scroll compressors have fewer moving parts and are quieter.
The noise level of a gas-powered air compressor can be extremely high, making it unsuitable for use indoors. To combat this problem, you can choose an electric model. The noise level of a compressor is primarily caused by motor friction. The cover of a piston is also a major factor in noise, as pistons with minimal covers will produce a lot of noise. Previously, oil was required for a quiet compressor. However, this has changed thanks to the medical industry’s demand for oil-free models.
The CZPT EC28M Quiet Air Compressor is another model that features quiet operation. This air compressor makes 59dB of noise. This level is low enough to allow you to carry on normal conversations while it cycles. In addition, this compressor has an industrial oil-free pump and a 2.8 Amp direct-drive induction motor. These 2 features make it a great choice for businesses.
Low-noise models of air compressors are available for the construction industry. However, these compressors are not necessarily low-quality, which is why you should consider the noise level of your air tool before purchasing one. The specialists at CZPT can recommend the low-noise models for your particular application and space. Noise can distract people who work near the air compressor. That is why many businesses now opt for these models.
air-compressor

Oil-free models

A number of oil-free models of air compressors are available, but what makes them special? Oil-free compressors don’t contain oil, so they’re lubricated by grease instead. They’re a good choice if you’re working with a small compressor and don’t want to risk damaging it. On the other hand, oil-free models do generate significant amounts of heat, which can damage the compressor. Higher pressure can grind the compressor against itself, or even warp it.
A few words of knowledge can help you choose the best oil-free air compressor for your needs. For example, a compressor’s horsepower is a measurement of how powerful the motor is. Higher horsepower means a higher PSI or ACFM. You can also use the ACFM to compare the two. Scroll technology is a modern air compression system that uses a stationary and mobile spiral. This reduces the volume of air in the compressor by directing it to the center.
Purchasing an oil-free air compressor doesn’t have to be a daunting task, though. A good distributor can advise you on what type of oil-free air compressor is right for you. This way, you can save money and enjoy peace of mind while using your air compressor. And, of course, the best way to get a great deal on an air compressor is to speak to a distributor who is knowledgeable about the products available.
An oil-free air compressor is a great option for businesses that are sensitive to the contamination of air. For example, in the pharmaceutical and food industry, a minuscule oil could spoil a product or even damage production equipment. Oil-free air compressors generally have lower maintenance costs than oil-flooded models because there are fewer moving parts. Because of this, oilless air compressors require fewer maintenance and may still need to be replaced occasionally.
A few advantages of an oil-free air compressor over an oil-lubricated 1 include lower noise levels. Oil-free air compressors tend to be less noisy and run more quietly than oil-injected ones, but you should still carefully weigh the pros and cons before making a decision. Also, consider how much you use your air compressor before choosing a model. The pros outweigh the cons. In the end, you’ll be glad you chose an oil-free air compressor.

China Permanent Magnetic Synchronous Pm VSD Rotary Screw Air Compressor with Converter for Concrete Production  China Permanent Magnetic Synchronous Pm VSD Rotary Screw Air Compressor with Converter for Concrete Production

China 8bar 132kwtwo Stage Compression Oilless Industrial Rotary Screw Air Compressor

Product Description

8bar 132kw Two Stage Compression Oilless Industrial Rotary Screw Air Compressor

1. Company introduces & advtanges of ZheJiang Great Air Compressor Manufacturing :
 

ZheJiang Great Air compressor Co., ltd, is 1 leading manufacture and exporter of air compressor in ZheJiang , China, Founded 1957 years, coving an area of 2, China.

Website: http://greataircompressor
Sales Manager: Celia Meng
   

A Buyer’s Guide to Air Compressor Types

There are many types of Air Compressors, and it’s important to understand what each type has to offer. In this article, we’ll discuss single stage air compressors, low-noise compressors, and models with 2 pistons. But, before you buy an Air Compressor, be sure to read our buyer’s guide to the various types. This way, you’ll have all of the information you need to make the right decision for your business.
air-compressor

Single-stage air compressors

A single-stage air compressor is an excellent choice for most general-purpose purposes. They provide enough power to operate pneumatic tools, and they produce less heat. Single-stage air compressors, however, are not suitable for heavy-duty industrial uses. However, they can be used in various applications, including auto shops, gas stations, and various manufacturing facilities. They are also suitable for borewells and other high-pressure places.
These air compressors are a great choice for home use and are suitable for small-scale businesses, contractors, and small shops. These compressors have continuous duty cycles, cast iron compressor pumps, and a minimum 5,000-hour pump life. They also feature advanced features, including ODP motors, Auto Start & Controls, Receiver tanks, and power cords. They have low maintenance and can save you a great deal of money.
Single-stage air compressors are generally less expensive and lighter than their two-stage counterparts. Single-stage air compressors are also more portable, which is a plus for small projects. While two-stage compressors offer higher CFM, they are more powerful and bulky, making them unsuitable for small or home use. So it is essential to determine what you will use the air compressor for and decide on a model based on your needs.
A single-stage air compressor is made of a piston and a tank. The piston moves rapidly inside the cylinder and exerts pressure on the cylinder. This means that the piston can’t move any faster than the air pressure outside the cylinder. The piston is designed to operate in the same way for each stage. This is a great choice for home shops and one-man automotive shops, as it allows you to control the pressure without sacrificing the pump’s life.
Single-stage air compressors are often cheaper than two-stage versions, but they are not the best choice for every application. If you are only using your air compressor occasionally, you’ll find a one-stage model to be much more reliable than a two-stage model. The main difference between the 2 types of compressors is in the amount of air that each stage compresses. A two-stage air compressor will have more air storage capacity, but it will still produce more pressure.

Rotary vane compressors

Rotary vane compressors use a centrifugal pump to compress air. The rotor is set eccentrically in the housing, which almost touches the vane. As the rotor turns, the air that enters the pump is trapped between the vanes. This compressed air undergoes compression as the rotor rotates. Vanes are small pieces of carbon fiber or graphite composite. Vanes may be made of different materials depending on the application.
While rotary vane pumps are not commonly used to produce compressed air, they are widely used in automotive and hydraulic applications. Chances are, you have used a rotary vane pump at some point in your life. These pumps are also common in the vacuum and compressed air industries. As a result, many people don’t realize that they’re still around. They feature slots that allow the vanes to slide in and out of the rotor.
A rotary vane compressor has a drum and rotor inside. The rotor is eccentrically positioned and has slots and grooves on its surface. Its inlet and outlet ports are situated off-center, allowing the vanes to be pushed out by centrifugal force. Because the rotor rotates so quickly, air is trapped between the vanes. This air then becomes pressurized by the rotating rotor.
Rotating vane compressors can be easily serviced and repaired. A simple replacement of carbon vanes requires just 15 minutes and common tools. The carbon vanes typically last 9 to 18 months, depending on system operating pressure. Before purchasing a rotary vane compressor, make sure to check whether it has been properly performance-tested and has a warranty. Generally, warranties cover the rotor/stator chambers but do not cover the vanes or air filters. You should also check if the unit is covered by a lightning or water damage warranty.
Rotary vane compressors are an integral part of manufacturing industries. Many pharmaceutical manufacturing facilities depend on rotary vane compressors to control their equipment. Other industries that use rotary vane compressors include the plastics, woodworking, natural gas, and medical & dental fields. Their benefits are numerous and far outweigh any disadvantages of rotary screw compressors. For example, a rotary vane compressor can double the life of a conventional compressor.
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Rotary vane compressors with low-noise models

If you are looking for a rotary vane air compressor, you have come to the right place. CZPT’s LV Series rotary vane compressors offer low-noise models, compact size, and robust integration. In addition to their low-noise features, they feature large filter systems to deliver high-quality compressed air. The LV Series models also feature CZPT’s reputation for reliability and quality.
This type of compressor uses centrifugal force to operate and is limited in its top and minimum operating speeds. They are only a third as powerful as screw compressors, and their top speed limits are much lower. Furthermore, the vanes wear out easily at high speeds because there is not enough centrifugal force to seal them against the cylinder’s edges. Even at half their full capacity, they consume as much as 80% of their total energy rating.
Because piston compressors produce a lot of noise, factory owners and shop owners have begun to install noise-dampening cabinets and other solutions. But, rotary vane compressors produce far less noise than a traditional vacuum, and the maintenance costs are also low. Rotary vane compressors are also extremely helpful in several industries. They are used in the automotive and auto finishing industries, as well as in dairy industries and milking machines.
If you have a deep pond, a rotary vane air compressor kit can pump up to 20 feet of water. This is more than enough airflow for 2 to 5 diffusers. A 1/4 HP rotary vane kit pumps around 4.2 CFM. It also helps to increase circulation and oxygen levels in the pond. Finally, a 1/4 HP kit offers the necessary power to clean up the bottom of a pond.
The rotary vane and rotary screw are the most popular air compressors today. While they are similar in many ways, they are more versatile and durable than their counterparts. They use fewer angular contact ball bearings and require less frequent maintenance than piston air compressors. Compared to piston air compressors, rotary vane and rotary screw compressors are quieter and are less expensive.
air-compressor

Rotary vane compressors with 2 pistons

The rotary vane and rotary screw compressors are similar in application, but both have different advantages and disadvantages. This article will compare the benefits of each and highlight the differences between them. While both are commonly used in industrial applications, rotary vane compressors are preferred by many industries. These compressors also have a wide range of uses, ranging from automotive air tool operation to milking machines. These compressors also have the advantage of being quieter than piston-powered ones.
The current common rail position may not be suitable for pressure swirl injectors, but new positions have been tested and show improvements in specific energy values. Moreover, the current position is not required for external oil pumps. However, mass induction and expulsion have to be performed with utmost care. This article focuses on the design and efficiency of rotary vane compressors. You can find more information about this new design in the references mentioned below.
The advantages of this type of compressor are its low cost, compact size, and easy maintenance. Hence, they are preferred in low capacity applications. Moreover, they feature integrated vanes. The rotating vanes close the air gap and compress air towards the outlet. Compared to piston-powered compressors, these units are cheaper and more reliable. Therefore, you should choose 1 with the lowest price tag. You can also opt for rotary vane compressors that are oil-free.
Sliding vane compressors are another popular variant. They have a single cylinder connected to the compressor and are capable of operating at low speeds. This design also reduces the amount of friction and maintains volumetric efficiency. However, the sliding vane compressors suffer from high frictional losses. If you are looking for a more efficient rotary compressor, this is the best option. While sliding vane compressors have been in the spotlight for over a century, they are still quite young.
These compressors are easy to install and maintain. They are also quieter than piston compressors. They are also cheaper than piston-driven compressors. The energy efficiency and low price make them the perfect choice for any commercial or industrial application. If you’re looking for a small, compact compressor, the rotary vane has been proven to be the best choice for your needs. You should know that it has a long service life.

China 8bar 132kwtwo Stage Compression Oilless Industrial Rotary Screw Air Compressor  China 8bar 132kwtwo Stage Compression Oilless Industrial Rotary Screw Air Compressor