Product Description
Product Description
75kw/100HP IE4 High Efficiency Permanent Magnet Motor Variable Frequency Two Stage Screw Air Compressor Compresor de aire de tornillo
Model: DHH75DM
Type: stationary air-cooled twin-screw air compressor
Installation method: fixed baseless installation
Rated air volume: 15.5m3/min
Rated exhaust pressure: 0.8MPa
Exhaust oil content: ≤2 ppm
Exhaust temperature: ≤ ambient temperature + 10 ~ 15 °C
Compression stage: 2 stages
Transmission mode: direct connection
Compression oil consumption: 65L
Cooling method: air cooling
Cooling air volume: 16000m3/h
Ambient temperature: 0 to 45°C
Noise: ≤72db
Dimensions: 2300×1300×1830mm
Equipment weight: 1700kg
Speed: 1500r/min
Voltage/Frequency: 380/50HZ/V
Start mode: frequency conversion start
Motor protection class: IP54
Insulation class: F
Fan power: 2.2KW
Product Parameters
1.power frequency
| ODEL | Air flow Capacity (m³/min) |
Power (kW) |
Noise (DB) |
Outlet Diameter |
Dimension ( mm) |
Weight (Kg) |
||||
| 0.6Mpa | 0.7Mpa | 0.8Mpa | 1.0Mpa | 1.3Mpa | ||||||
| DD-75 | 15.80 | 14.70 | 13.00 | 9.50 | 8.60 | 55 | 70 | DN50 | 2300x1300x1830 | 1534 |
| DD-100 | 18.80 | 17.40 | 15.50 | 12.80 | 10.00 | 75 | 72 | DN50 | 2300x1300x1830 | 1700 |
| DD-125 | 21.30 | 20.70 | 19.50 | 16.50 | 13.00 | 90 | 72 | DN65 | 2550x1630x1850 | 2080 |
| DD-150 | 26.50 | 26.30 | 25.00 | 20.00 | 18.80 | 110 | 72 | DN65 | 2550x1630x1850 | 2120 |
| DD-175 | 34.00 | 32.60 | 30.00 | 24.00 | 20.00 | 132 | 78 | DN80 | 3000x1828x2310 | 4850 |
| DD-220 | 41.00 | 38.00 | 37.00 | 29.60 | 24.50 | 160 | 78 | DN80 | 3000x1828x2310 | 5000 |
| DD-250 | 44.00 | 41.00 | 40.00 | 34.00 | 31.00 | 185 | 78 | DN100 | 3460x1940x2230 | 5900 |
| DD-275 | 48.00 | 44.00 | 45.00 | 40.00 | 33.00 | 200 | 78 | DN100 | 3460x1940x2230 | 6200 |
| DD-275 | 55.00 | 51.00 | 50.00 | 43.00 | 38.00 | 220 | 80 | DN125 | 3860x2130x2380 | 8500 |
| DD-350 | 60.00 | 57.00 | 56.00 | 47.00 | 43.00 | 250 | 80 | DN125 | 3860x2130x2380 | 8650 |
2.Permanent magnet
| Model | Air Delivery (m3/min) | Power (kW) | Noise (Db) | Outlet diameter | Dimension (mm) | Weight (Kg) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 0.7Mpa | 0.8Mpa | 1.0Mpa | 1.3Mpa | Length | Width | Height | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-30 | 4.50 | 4.20 | 3.40 | 2.60 | 22 | 68 | G1 | 1440 | 830 | 1265 | 840 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-40 | 6.05 | 5.80 | 4.18 | 4.00 | 30 | 68 | G11/2 | 1600 | 940 | 1410 | 950 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-50 | 7.50 | 6.80 | 6.00 | 4.60 | 37 | 68 | G11/2 | 1600 | 940 | 1410 | 1050 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-60 | 10.50 | 9.90 | 6.80 | 5.71 | 45 | 72 | G2 | 2000 | 1120 | 1590 | 1560 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-75 | 13.60 | 12.30 | 10.15 | 7.00 | 55 | 76 | DN50 | 2900 | 1470 | 1625 | 1780 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-100 | 16.00 | 15.50 | 12.80 | 10.20 | 75 | 76 | DN50 | 2900 | 1470 | 1625 | 2000 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-125 | 20.70 | 19.50 | 16.15 | 13.20 | 90 | 76 | DN65 | 3400 | 1757 | 1860 | 2700 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-150 | 24.80 | 24.00 | 20.20 | 15.21 | 110 | 76 | DN65 | 3400 | 1757 | 1860 | 3000 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-175 | 29.00 | 28.00 | 23.20 | 18.70 | 132 | 78 | DN80 | 3750 | 1900 | 1980 | 4650 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-220 | 34.00 | 32.50 | 28.00 | 23.10 | 160 | 78 | DN80 | 3750 | 1900 | 1980 | 4850 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-250 | 39.00 | 38.00 | 32.00 | 27.70 | 185 | 78 | DN100 | 3900 | 2100 | 1980 | 5900 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-275 | 43.20 | 42.00 | 38.10 | 31.90 | 200 | 78 | DN100 | 3900 | 2100 | 1980 | 6200 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-300 | 48.51 | 46.20 | 41.20 | 31.60 | 220 | 82 | DN100 | 4260 | 2182 | 2170 | 6200 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| DDM-350 | 52.50 | 51.00 | 45.80 | 37.20 | 250 | 82 | DN100 | 4260 | 2182 | 2170 | 6500 | |||||||||||||||||||||||||||||||||||||||||||||||||||
Two stage air end
Feature:Two-stage compressor air-end
Advantage:Low compression ratio, Low temperature rising, Low air leakage
Benefit:15% energy-saving
High-efficiency Motor
Feature:IE4 permanent magnet motor/IE4 High-efficiency motor
Advantage:Motor efficiency 97%
Benefit:5% energy-saving
Intelligent control
Feature:VFD system
Advantage:Constant pressure output to remove pressure fluctuation and off-load, Constant temperature output at 9-~85°C, Low starting current to protect components
Benefit:15% energy-saving
Smart display screen
Feature:Intelligent control system
Advantage:10 inch monitor to show all the date
Benefit:Simple operation and touble free
Cooling fan
Feature:Large cooler system
Advantage:Axial flow Fan used for good cooling effect
Benefit:Allow ambient temperature at 52°C
Systematic Design of Oil separator
Feature:Large oil system
Advantage:Reduce internal pressure loss avoid oil, Leakage for safety
Benefit:3% energy-saving
Filter
Feature:Double filtering system
Advantage:Remove impurity from air and cleanness
Benefit:Longer life air -end and lubrication oil
Air inlet valve
Feature:High vacuum degree:700mmHg
Advantage:Large suction area, Low load energy consumption in unloaded operation,
Fast check: prevent unloading and shutdown oil injection
Benefit:Cast aluminum to avoid rust and temperature change
Application industry
Project case
Company Profile
About us
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
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.
FAQ
FAQ
1.Why customer choose us?
DHH CZPT ZheJiang CO.,LTD.with 23 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) CZPT agents and after service available.
| After-sales Service: | Online Support |
|---|---|
| Warranty: | 24months |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Customization: |
Available
|
|
|---|
How to Repair and Maintain an Air Compressor
A compressor is a device used to move air from one 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 two 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 two 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.
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 one 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.
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.
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 three 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 three separate isolated wires for the engine and motor circuits. Three-phase compressors do not require a neutral wire.
editor by CX 2023-06-13
China Air-Compressors Air Compresor 12V Portable Screw Compressor 12v air compressor
Product Description
Functions of Air-compressors Air Compresor 12V Portable Screw Compressor
Skid Mounted Type Screw Air Compressor pushed by diesel motor for mining undertaking, quarry web site, blast hole has the adhering to advantages:
01.Cummins or Yuchai engines.zmwm02
02.Automatic control and protection system.
03. Error free capacity control.
04.Delu*e micro-computer florescence control panel.
05.All weather models for high altitude operations (ZEGA only customization available for above 5500m high altitude applications)
06.High quality filtration system with safety filters.
Technical Specification of Air-compressors Air Compresor 12V Moveable Screw Compressor
| Product | Nominal Pressure (Mpa) |
F.A.D (Free Air Delivery) (m3/min) |
Oil Content Sppm |
Motor Power kW ( HP ) |
Excess weight (net e*cl.gas) (kg) |
Dimensions(overall), L*W*H(mm) |
| 42SCG-7 | .seven | 4 | <6 | 42(sixty five) | 730 | 2110*1500*1620 |
| 58SCG-8 | .8 | seven | <6 | 58(80) | 1450 | 2200*1440*1600 |
| 110SCG-8 | .8 | twelve | <6 | a hundred and ten(a hundred and fifty) | 2571 | 2750*1630*2571 |
| 139SCG-thirteen | 1.three | 15 | <6 | a hundred and forty(180) | 2300 | 3240*1700*1730 |
| 178SCG-14.five | one.45 | 17 | <6 | 179(240) | 3090 | 3300*1970*2270 |
| 180SCG-14.5 | one.forty five | seventeen | <6 | 179(240) | 3090 | 3300*1970*2270 |
| 177SCG-seventeen | 1.seven | 16 | <6 | 179(240) | 3420 | 3300*1970*2270 |
| 188SCG-seventeen | 1.7 | eighteen | <6 | 191(260) | 3310 | 3300*1970*2270 |
| 191SCG-seventeen(Highland) | 1.seven | eighteen | <6 | 191(260) | 3450 | 3300*1970*2270 |
| 195SCG-19 | one.nine | 19 | <6 | 195(260) | 3490 | 3300*1970*2270 |
| 250SCG-17 | 1.7 | 22 | <6 | 250(340) | 4320 | 3660*2000*2500 |
| 288SCG-22 | two.2 | 27 | <6 | 288(380) | 4460 | 3660*2000*2500 |
| 406SCG-twenty five | 2.five | 33 | <6 | four hundred(525) | 5800 | 4600*22 |
Images of Air-compressors Air Compresor 12V Moveable Screw Compressor
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Angular |
| Structure Type: | Closed Type |
| Installation Type: | Movable Type |
###
| Customization: |
Available
|
|---|
###
| Model | Nominal Pressure (Mpa) |
F.A.D (Free Air Delivery) (m3/min) |
Oil Content Sppm |
Motor Power kW ( HP ) |
Weight (net e*cl.fuel) (kg) |
Dimensions(overall), L*W*H(mm) |
| 42SCG-7 | 0.7 | 4 | <6 | 42(65) | 730 | 2110*1500*1620 |
| 58SCG-8 | 0.8 | 7 | <6 | 58(80) | 1450 | 2200*1440*1600 |
| 110SCG-8 | 0.8 | 12 | <6 | 110(150) | 2010 | 2750*1630*2020 |
| 139SCG-13 | 1.3 | 15 | <6 | 140(180) | 2300 | 3240*1700*1730 |
| 178SCG-14.5 | 1.45 | 17 | <6 | 179(240) | 3090 | 3300*1970*2270 |
| 180SCG-14.5 | 1.45 | 17 | <6 | 179(240) | 3090 | 3300*1970*2270 |
| 177SCG-17 | 1.7 | 16 | <6 | 179(240) | 3420 | 3300*1970*2270 |
| 188SCG-17 | 1.7 | 18 | <6 | 191(260) | 3310 | 3300*1970*2270 |
| 191SCG-17(Highland) | 1.7 | 18 | <6 | 191(260) | 3450 | 3300*1970*2270 |
| 195SCG-19 | 1.9 | 19 | <6 | 195(260) | 3490 | 3300*1970*2270 |
| 250SCG-17 | 1.7 | 22 | <6 | 250(340) | 4320 | 3660*2000*2500 |
| 288SCG-22 | 2.2 | 27 | <6 | 288(380) | 4460 | 3660*2000*2500 |
| 406SCG-25 | 2.5 | 33 | <6 | 400(525) | 5800 | 4600*22 |
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Angular |
| Structure Type: | Closed Type |
| Installation Type: | Movable Type |
###
| Customization: |
Available
|
|---|
###
| Model | Nominal Pressure (Mpa) |
F.A.D (Free Air Delivery) (m3/min) |
Oil Content Sppm |
Motor Power kW ( HP ) |
Weight (net e*cl.fuel) (kg) |
Dimensions(overall), L*W*H(mm) |
| 42SCG-7 | 0.7 | 4 | <6 | 42(65) | 730 | 2110*1500*1620 |
| 58SCG-8 | 0.8 | 7 | <6 | 58(80) | 1450 | 2200*1440*1600 |
| 110SCG-8 | 0.8 | 12 | <6 | 110(150) | 2010 | 2750*1630*2020 |
| 139SCG-13 | 1.3 | 15 | <6 | 140(180) | 2300 | 3240*1700*1730 |
| 178SCG-14.5 | 1.45 | 17 | <6 | 179(240) | 3090 | 3300*1970*2270 |
| 180SCG-14.5 | 1.45 | 17 | <6 | 179(240) | 3090 | 3300*1970*2270 |
| 177SCG-17 | 1.7 | 16 | <6 | 179(240) | 3420 | 3300*1970*2270 |
| 188SCG-17 | 1.7 | 18 | <6 | 191(260) | 3310 | 3300*1970*2270 |
| 191SCG-17(Highland) | 1.7 | 18 | <6 | 191(260) | 3450 | 3300*1970*2270 |
| 195SCG-19 | 1.9 | 19 | <6 | 195(260) | 3490 | 3300*1970*2270 |
| 250SCG-17 | 1.7 | 22 | <6 | 250(340) | 4320 | 3660*2000*2500 |
| 288SCG-22 | 2.2 | 27 | <6 | 288(380) | 4460 | 3660*2000*2500 |
| 406SCG-25 | 2.5 | 33 | <6 | 400(525) | 5800 | 4600*22 |
How to Choose the Right Air Compressor
An air compressor uses pressurized air to power a variety of tools. They are most commonly used to power nailers and impact wrenches. Other popular uses for air compressors include paint sprayers and impact wrenches. While all air compressors have the same basic construction, their specialty differs. Ultimately, their differences come down to the amount of air they can push. Read on for information on each type of air compressor. These tools are great for many different purposes, and choosing the right air compressor depends on your specific needs.
Electric motor
While purchasing an electric motor for air compressor, compatibility is a key factor. Not all motors work with the same type of air compressor, so it’s important to check the manufacturer’s instructions before purchasing. By doing this, you can avoid wasting money on an incompatible motor. Another important consideration is speed. A motor’s speed is its rate of rotation, measured in revolutions per minute. It is critical that you purchase a motor with sufficient speed to meet the needs of your air compressor.
Typically, an electric motor for air compressor is 1.5 hp. It is ideal for use with medical equipment and metal-cutting machines. It also performs well under continuous operation and offers a high efficiency and energy-saving performance. Moreover, it features an attractive price, making it a good choice for a wide range of applications. If you are looking for a motor for an air compressor, look no further than a ZYS series.
A motor’s protection class indicates how the motor will operate. Protection classes are specified by the IEC 60034-5. These are stated with two digits and represent the protection against solid objects and water. For example, an IP23 rating means that the motor will be protected from solid objects, while IP54 means that it will protect from dust and water sprayed from all directions. It is vital to choose a motor with the correct protection class for your air compressor.
When choosing an electric motor, you should consider whether it’s compatible with the brand of air compressor. Some may be compatible, while others may require advanced electronics skills to repair. However, most air compressors are covered by warranty, so it’s important to check with the manufacturer if the warranty is still in effect before you spend a dime on a replacement. The motor should be replaced if it has failed to perform as designed.
Oil bath
Air compressors require proper lubrication to function efficiently. The piston must draw air with minimal friction. Depending on their design, air compressors can either be oil-lubricated or oil-free. The former uses oil to reduce piston friction, while the latter splashes it on the cylinder bearings and walls. Such air compressors are commonly known as oil-flooded air compressors. In order to keep their oil baths clean, they are recommended for use in locations with high dust levels.
Start/stop control
An air compressor can be controlled by a start/stop control. This type of control sends a signal to the main motor that activates the compressor when the demand for air falls below a preset limit. This control strategy is effective for smaller air compressors and can be useful for reducing energy costs. Start/stop control is most effective in applications where air pressure does not change frequently and where the compressor is not required to run continuously.
To troubleshoot this problem, you need to check the power supply of your compressor. To check the supply side, use a voltage monitor to determine if power is flowing to the compressor. Ensure that the power supply to the compressor is steady and stable at all times. If it fluctuates, the compressor may not start or stop as expected. If you cannot find the problem with the air compressor power supply, it may be time to replace it.
In addition to the start/stop control, you may want to purchase additional air receivers for your air compressor. These can increase the capacity of air stored and reduce the number of times it starts and stops. Another way to decrease the number of starts per hour is to add more air receivers. Then, you can adjust the control to match your requirements. You can also install a pressure gauge that monitors the compressor’s performance.
Start/stop control for air compressors can be complex, but the basic components are relatively easy to understand. One way to test them is to turn the compressor on or off. It is usually located on the exterior of the motor. If you’re unsure of the location of these components, check the capacitors and make sure that the air compressor is not running while you’re not using it. If it does, try to remove the capacitor.
Variable displacement control is another way to adjust the amount of air flowing into the compressor. By controlling the amount of air, the control can delay the use of additional compressors until more required air is available. In addition to this, the device can also monitor the energy used in the compressor. This control method can result in substantial energy savings. You can even save on the amount of electricity by using variable displacement control. It is essential for efficient compressed air systems.
Variable speed drive
A VFD, or variable frequency drive, is a type of electric motor that adjusts its speed to match the demand for air. It is an efficient way to reduce energy costs and improve system reliability. In fact, studies have shown that a 20% reduction in motor speed can save up to 50% of energy. In addition, a VFD can monitor additional variables such as compressor oil pressure and motor temperature. By eliminating manual checks, a VFD will improve the performance of the application and reduce operating costs.
In addition to reducing energy costs, variable-speed drives also increase productivity. A variable-speed air compressor reduces the risk of system leaks by 30 percent. It also reduces the risk of system leaks by reducing pressure in the system. Because of these advantages, many governments are promoting this technology in their industries. Many even offer incentives to help companies upgrade to variable-speed drives. Therefore, the variable-speed drive can benefit many air compressor installations.
One major benefit of a variable-speed drive is its ability to optimize energy use. Variable frequency drives are able to ramp up and down to match the demand for air. The goal is to optimize the pressure and flow in the system so that the best “dead band” occurs between forty percent and eighty percent of full load. A variable-speed compressor will also increase energy efficiency because of its programmability.
A variable-speed air compressor can also be used to control the amount of air that is compressed by the system. This feature adjusts the frequency of power supplied to the motor based on the demand. If the demand for air is low, the frequency of the motor will reduce to save energy. On the other hand, if there is an excess demand for air, the variable-speed compressor will increase its speed. In addition, this type of air compressor is more efficient than its fixed-speed counterpart.
A VFD has many benefits for compressed air systems. First, it helps stabilize the pressure in the pipe network, thereby reducing the power losses due to upstream pressure. It also helps reduce the power consumption caused by fluctuations in upward pressure. Its benefits are also far-reaching. And as long as the air pressure and air supply is properly sized, a VFD will help optimize the efficiency of compressed air systems.
editor by czh 2022-12-27
China CZPT Energy Saving Compresor De Tornillo 11kw 16bar Screw Air Compressor with Air Tank for Laser Cutting
Product Description
1. Description
15kw 20hp CZPT 55712006
Web: mikovs
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 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.
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.
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 Best Price Silent Single/Two Stage Rotary Screw Type Air Compressor Oil Free/Oilless Direct Driven 10HP-150HP 8/10/16 Bar Industrial Compresor De Aire (CE&ISO)
Product Description
Product Description
Brief Introduction:
Air end: German Technology. 30 years designed lifetime.
Motor: 100% rare earth permanent magnet motor.
Inverter: Chinese No. 1 inverter can save 30% energy.
Warranty: 5 years for the air end, and 2 years for the whole compressor.
Delivery time: 7-15 days.
After-sales service:we have our professional after-sales technician to instruct the installation of the whole screw air compressor.
We offer free pipe and valves for installation and installation diagram
Porduct Advantages
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. 2 year full machine warranty,5years air end warranty.
11. Supply the machine with different working voltage according to customer’s request,
such as:
220Volt,single phase,60hz/50hz
220Volt,3 phase,60hz / 50hz
380Volt,3phase,50hz
440Volt,3phase,50hz
380Volt,3phase,60hz
Detailed Photos
Product Parameters
| Model | Air Flow (m³/min) | Motor Power | Noise | Outlet Diameter | Dimension | Weight | |||||
| 7bar | 8bar | 10bar | 13bar | kw | dB | inch | W*D*H (mm) | kg | |||
| YD-7.5A | 1.0 | 0.8 | 0.5 | 0.4 | 5.5 | 65 | G3/4” | 780*680*800 | 300 | ||
| YD-10A | 1.1 | 1.0 | 0.85 | 0.7 | 7.5 | 65 | G3/4” | 780*680*800 | 320 | ||
| YD-15A | 1.8 | 1.65 | 1.5 | 1.3 | 11 | 65 | G3/4” | 1100*800*980 | 400 | ||
| YD-20A | 2.4 | 2.2 | 2.1 | 1.8 | 15 | 68 | G3/4” | 1100*800*980 | 430 | ||
| YD-25A | 3.1 | 3.0 | 2.7 | 2.3 | 18.5 | 68 | G1” | 1250*870*1180 | 590 | ||
| YD-30A | 3.8 | 3.6 | 3.2 | 2.5 | 22 | 68 | G1” | 1250*870*1180 | 650 | ||
| YD-40A | 5.3 | 5.0 | 4.3 | 3.6 | 30 | 69 | G1” | 1250*870*1180 | 750 | ||
| YD-50A | 6.6 | 6.2 | 5.7 | 4.6 | 37 | 69 | G11/2” | 1540*950*1290 | 880 | ||
| YD-60A | 8.0 | 7.7 | 6.9 | 6.0 | 45 | 70 | G11/2” | 1540*950*1290 | 1000 | ||
| YD-75A/W | 10.5 | 9.8 | 8.7 | 7.3 | 55 | 70 | G2” | 1600*1150*1420 | 1500 | ||
| YD-100A/W | 13.6 | 13.0 | 11.3 | 10.1 | 75 | 72 | G2” | 2571*1260*1460 | 1900 | ||
| YD-125A/W | 16.2 | 15.4 | 13.2 | 11.2 | 90 | 72 | DN50 | 2571*1260*1460 | 2500 | ||
| YD-150A/W | 20.8 | 19.5 | 16.5 | 13.7 | 110 | 73 | DN65 | 2300*1600*1790 | 2800 | ||
| YD-175A/W | 24.0 | 23.0 | 20.0 | 15.5 | 132 | 74 | DN65 | 2300*1600*1790 | 3000 | ||
| YD-220A/W | 27.8 | 26.0 | 23.5 | 19.5 | 160 | 75 | DN80 | 2500*1700*1850 | 3500 | ||
| YD-250A/W | 32.5 | 31.0 | 26.0 | 21.6 | 185 | 76 | DN80 | 2500*1700*1850 | 3800 | ||
| YD-270A/W | 34.5 | 33.0 | 28.0 | 23.5 | 200 | 77 | DN80 | 2500*1700*1850 | 4200 | ||
| YD-300A/W | 38.0 | 36.5 | 32.0 | 27.0 | 220 | 78 | DN100 | 2800*1900*1950 | 4800 | ||
| YD-350A/W | 43.0 | 40.5 | 36.5 | 32.0 | 250 | 80 | DN100 | 2800*1900*1950 | 5200 | ||
| YD-500A/W | 76.0 | 75.3 | 65.4 | 59.0 | 400 | 83 | DN125 | 4200*2200*2240 | 8200 | ||
| Remarks: | |||||||||||
| 1. “A” represents air cooling, and “W” represents water cooling; | |||||||||||
| 2. working ambinent temperature: -5ºC-45ºC; | |||||||||||
| 3. exhausting air temperature ≤ working ambinent temperature +10ºC-15ºC; | |||||||||||
| 4. starting mode: Y-△; | |||||||||||
| 5. exhausting oil content: <3ppm; | |||||||||||
| 6. certificate: CE/ISO9001/ASME; | |||||||||||
| 7. voltage: 380V/220V/400V/440V/415V | |||||||||||
Manufacturing center
1. Starting from 2001;
2. With 8,000sq meters workshop;
3. With 6 production lines;
4. 500pcs production capacity per month.
Certifications
1. CE;
2. SGS;
3. ISO9001;
4. 12 patents for screw compressor.
Product Case
Use case of rotary screw type air compressor
1. Rotary Screw type air compressors are exported to 132 countries and regions all over the world;
2. All indicators of screw air compressor are stable and the failure rate is low;
3. Perfect after-sales service system, engineers on duty 24 hours a day to provide one-on-1 service to customers at the air compressor use site.
QC Management
Re-factory quality control process:
1.Installation inspection of the whole air compressor: check and confirm the whole machine according to the operation instructions and quality control standards. Main inspection items:
A . Confirm the nose and motor nameplates;
B . Check whether there is oil leakage in the pipeline and oil circuit of the air compressor; C . the air compressor machine screw locking inspection..
2. Rotary screw type air compressor factory test machine, heat engine: test whether the air compressor operation parameters meet the requirements of customers, including voltage, current, working pressure, exhaust volume, etc.Air compressor factory before 48 hours of thermal test, stability confirmation.
3. 24 hours online after-sales service, one-to-1 online guidance installation, debugging, troubleshooting.
Rotary Screw type Air compressor packing method
1. Screw air compressor packaging is divided into 3 layers from inside to outside:
1) The first layer of protection: spray paint on the surface of the machine to protect the surface of the machine. The fouling pull film is wrapped around the surface of the machine to protect the surface of the paint.
2) The second layer of protection: anti-collision protection of the machine. On the basis of lacquer protection, anti-collision buffer cotton is used to protect the machine against collision.
3) The third layer of protection: the case adopts the overall packaging of the non-fumigation wooden case to protect the machine during transportation.
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.
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.
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.
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 7.5kw 10~350HP 8bar 10 Bar Manufacturer Silent Air-Compressors Air Compresor Energy Saving Pm VSD Rotary Screw Compressor
Product Description
7.5kw 10~350HP 8bar 10 Bar Manufacturer Silent Air-compressors Air Compresor Energy Saving Pm VSD Rotary Screw Compressor
| Product Name : | 7.5kw 10~350HP 8bar 10 Bar Manufacturer Silent Rotary-Screw Air Compresor Energy Saving Pm VSD Rotary Screw Compressor |
| Type: | Oil Injected Permanent Magnetic Variable Speed Rotary Screw Air Compressor |
| Voltage: | 380V/50HZ/3P, 220V/60HZ/3P, 400V/50HZ/3P, 415V/50HZ/3P or Customer′s Requirements |
| Working Pressure: | low pressure: 6bar, 7 bar, 8bar, 10 bar, 12bar, 13bar; |
| Motor Power: | 7.5KW, 11 Kw, 15KW, 18.5KW, 22KW, 30KW, 37KW, 45KW to 250KW |
| Horse Power: | 10HP, 15 HP, 20HP, 25HP, 30HP to 350HP |
| Driven Method: | Direct Driven |
| Air End: | Hanbell brand air end |
| Trademark: | Lingyu |
| Transport Package: | Standard Wooden Packing |
| Available Certificate: | CE, ISO, SGS |
| Origin: | ZheJiang , China |
| Application: | Many industrial: Packing,Painting,Precision Electroplating,Peparing |
Q: Are you a factory or a trading company?
A: We are factory. And we have ourselves trading company.
Q: What is the specific address of your company?
A: No.3, 2nd Street, yuanle Road, Xihu (West Lake) Dis.sheng Town, HangZhou City, ZheJiang Province, China
Q: Do your company accept ODM & OEM?
A: Yes, of course. We accept full ODM & OEM.
Q: What about the voltage of products? Can they be customized?
A: Yes, of course. The voltage can be customized according to your requirement.
Q: Do your company offer spare parts of the machines?
A: Yes, of course, high quality spare parts are available in our factory.
Q: What are your payment terms?
A: 50% T/T in advance, 50% T/T before delivery.
Q: What payment ways do you accept?
A: T/T, Western Union
Q: How long will you take to arrange the goods?
A: For normal voltages,we can delivery the goods within 7-15 days. For other electricity or other customized machines, we
will delivery within 25-30 days.
7.5kw 10~350HP 8bar 10 Bar Manufacturer Silent Air-compressors Air Compresor Energy Saving Pm VSD Rotary Screw Compressor
Choosing an Air Compressor
Considering a new Air Compressor? Here are some tips to make the decision easier. Learn the pros and cons of each type, including the differences between oil-injected and oil-free models, single stage and positive displacement. In addition, learn more about the different technologies that are available for your air compressor. It is important to choose an appropriate unit for the type of work you do. Here are some of the best compressors available today.
Positive displacement
There are several different types of air compressors, but most are positive displacement air compressors. They use a rotary or reciprocating component to compress air. The reciprocating component compresses air by reducing the volume of the chamber. Positive displacement compressors are used in bicycle pumps, chemical plants, and refrigerators. Positive displacement air compressors use multiple inlet ports. Despite the various types, the principle of operation remains the same.
Another type of positive displacement air compressor is a reciprocating piston. The piston inside a cylinder moves up and down, causing the compressed air to fill the upper part of the cylinder. These air compressors are used in a variety of different applications, including blowing bottles and gas pipelines. These air compressors can be water-cooled, lubricated, or non-lubricated. Different types have different capacities and air pressures.
A positive displacement flowmeter uses a rotating chamber that divides continuous fluid into discrete portions. The number of times the chamber is filled and discharged can be used to estimate the flow rate. The rotation speed of the measuring chamber is directly proportional to the flow rate. The drawbacks of this type of positive displacement flowmeter are that it is prone to jamming. If the fluid contains particles, it may be too thick for the meter to determine flow rate.
A negative displacement air compressor was invented in 1860 and is the oldest type of compressor. It uses 2 lobes positioned in a circular cavity. One rotor is connected to an engine, while the other pushes the other 1 to spin in the opposite direction. Negative displacement compressors are low-maintenance, but they do require more precision. They are often used in nuclear power plants because they use the kinetic energy of the rotating elements to produce pressure.
Oil-injected
Oil-flooded or oil-injected air compressors use liquid to seal and lubricate moving parts and reduce noise. Oil-flooded air compressors are effective for a variety of pneumatic tools and accessories. Some models have a thermostat that controls the amount of oil used during operation. Other types of oil-flooded air compressors are piston-type models. Here is an overview of the basic differences between these 2 air compressors.
An oil-injected air compressor is more expensive than a comparable oil-free air compressor, but its advantages far outweigh its disadvantages. An oil-free compressor is quieter, requires less maintenance, and has a lower price tag. It also offers a greater degree of air purity. A number of other advantages may also make this type of air compressor the better choice for many industrial settings. If you need a high-pressure compressor in a tight space, consider the benefits of an oil-free system.
Oil-injected air compressors require more maintenance than oil-free models. Both types of air compressors offer similar capacity and ISO 8573-1 Class 0 and 1-2 purity, but the oil-injected systems require more air-treatment components. They require an activated carbon filter and coalescing filter. Oil-injected air compressors will likely remain the standard for industrial air compressors for many years. And since their performance and efficiency are comparable, it may be worthwhile to invest in some point-of-use air treatment.
Both types of air compressors have their benefits. However, choosing between oil-free and oil-injected air compressors is not as straightforward as you might think. Whichever type you choose, make sure it will meet your needs. The benefits of an oil-injected air compressor outweigh their disadvantages. In general, oil-injected air compressors are more durable and can last longer than oil-free models. The only downside is their higher price.
Oil-free
When choosing an air compressor for your company, you’ll need to determine what it is going to be used for. For example, if you’re planning on using it to power multiple workers, you should consider getting an oil-free compressor. An oil-free compressor, on the other hand, is quieter and can power several workers at a time. If you’re a contractor, the most important consideration will be the type of jobs you’ll be doing. Higher air pressure means greater demand for air flow, and more pressure can damage the equipment.
Oil-free compressed air is certified 100% free of contaminants. Technically, oil-free air is not completely free of foreign matter, but it is extremely low within the limits of practical air quality. A technically oil-free air compressor might have a total oil level of 0.003 mg/m3. If you’re in need of a technically oil-free air compressor, you must install an air treatment equipment after your current compressor.
If you’re in the manufacturing industry, a good oil-free air compressor will save you money and reduce your environmental impact. Many of these tools require air compressors to work, and this equipment will ensure that they don’t get contaminated. To buy the best oil-free compressor, you should learn a bit about the different terms used by compressor repair companies. ACFM, for example, is the amount of air that can be compressed in 1 minute at rated conditions.
When you’re using an oil-free air compressor, you should know that the overall life of the device will be much shorter. Compared to an oil-flooded rotary screw air compressor, an oil-free compressor typically has a lifespan of 50 thousand hours. But it’s important to understand that this type of compressor can still cause damage to piping and processes. Therefore, you should choose an oil-free compressor when you need to clean air for your business.
Single-stage
A single-stage air compressor, also known as a piston air compressor, compresses air only once before storing it in a cylinder. This stored air has enough energy to power a variety of pneumatic tools, such as screwdrivers, chisels, and wrenches. These units are also ideally suited for low-flow applications and are widely used in gas stations, auto shops, and various manufacturing plants.
A single-stage air compressor uses 2 valves – 1 for inlet and 1 for outlet – to transfer compressed air. Both valves are actuated by springs. The inlet valve has a slight curvature to provide protection from damage. The compressor’s outlet valve opens when the pressure in the cylinder is higher than the pressure in the storage tank. The piston moves very quickly inside the cylinder, exerting a high amount of force throughout the compression process. This high piston speed is a common cause of compressor wear and tear.
A single-stage air compressor is ideal for smaller tradesmen and small construction crews. Its lightweight and compact design make it easier to transport and store. While it may be tempting to buy the first cheap air compressor you see, it’s important to balance the price against performance to choose the right air compressor for your needs. The best single-stage air compressor is 1 that provides excellent performance and durability. Its two-stage counterpart is designed for larger construction teams and large applications.
The main difference between a single-stage and a two-stage air compressor lies in their capacity. A single-stage air compressor compresses air only once and delivers it into the storage tank, while a two-stage compressor compresses it twice, creating double the pressure. Because of this, single-stage air compressors are cheaper and versatile than their counterparts, which means that they can be used for multiple purposes.
Low-noise
A low-noise air compressor is a type of industrial compressor that is less noisy than regular air compressors. These are generally smaller machines designed for smaller factories and workshops with a few to several employees. They are designed to handle mid-weight volumes of compressed air per day. This type of compressor is especially useful for smaller manufacturing businesses that need to produce compressed air for medical applications. Small breweries can also benefit from the low-noise capabilities of these compressors.
Low-noise air compressors come in various sizes and features. For smaller jobs, you can purchase a one-gallon model that is lightweight and portable. For larger jobs, you can purchase 1 with a larger tank that can provide more pressure for longer jobs. However, a larger tank will make the compressor heavier and harder to transport. To avoid this, make sure to check the size of the tank and how much power it can handle.
Considering a low-noise air compressor for your business? If so, you’ve come to the right place. There are a variety of affordable and dependable low-noise options to choose from. A CAT 10020C, for example, is designed to provide high-volume air to many outlets at once. A CAT 10020C comes with a 10-gallon tank, wheels, and a carrying handle.
Noise levels can also affect the productivity of employees. When employees work with air compressors in close proximity to each other, they may develop tinnitus. If employees are free from tinnitus because of the loud noise, they are likely to work more efficiently. Moreover, it will be easier for them to focus and communicate efficiently. If you need a compressor, a low-noise 1 is an excellent choice.