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China Air Compressor Oil Free 3300341 3 Gallon/12 Liters Quiet Power Technology Briggs & Stratton

Product Description

Enjoy Quiet interior work with the new 3 Gallon/12Liters air compressor featuring, Quiet Power Technology. Briggs & Stratton QPT Air compressors are designed to run 80% Quieter and have 3x longer lifetime than standard air compressors. The high performance induction motor makes this the perfect tool for finish work and inflation jobs. Hear the difference with Briggs & Stratton Quiet Power Technology.Briggs & Stratton Quiet Power Technology air compressors have been tested to be 80% quieter and qualified to 3 times longer motor life than Briggs & Stratton air compressors with standard induction motors.

Technical Specification

Tank Size	3 Gallon /12Liters
Tank shape Vertical / Hotdog / Pancake / Twin stack / Parallel / Detachable / Abnormal	Hotdog
ASME tank (Y/N)	N
Running HP	3/4 HP (running)
Cut-in/Cut-off (PSI)	rated 95PSI-125PSI
CFM@40psi	2.8
CFM@90psi	1.8
Motor type	Induction
Oil free/lubricate	Oil-free
Pressure gauge	2×2”
Cord length	6’/1.8m
Wheels	N/A
Air filter	steel
Drain valve	1 ball valve
Life cycle(Hrs)	1000h
Duty cycle %	50%
Noise level dB(A) 2m	<62

Features

80% Quieter than standard Briggs & Stratton Air Comprssors
3x Longer Life than standard Briggs & Stratton Air Compressors .
Perfect for in-home projects

Specifications

Tank size : 3 gallon/12liters
Max PSI : 125
CFM @ 40 PSI : 2.4
CFM @ 90 PSI :1.8
Horsepower : 0.75
Tank Style : Roll Cage
Pump : Oil free
Motor : QPT
Product dimension(L x W x H):19×17.7×13.1inch/485X450X332mm
Product weight: 51lbs /20kgs

Accessories

6379-00, 6390-00

Packaging Info

Package dimensions (L x W x H): 20×18.4×14 inch/500X466X355mm
Package weight : 56lbss/25.4kg

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 Air Compressor Oil Free 3300341 3 Gallon/12 Liters Quiet Power Technology Briggs & Stratton

China High Reliability Low Noise AC Power Cost Saving Singel Screw Oil Free Water Lubricated Rotary Screw Type Air Compressor

Product Description

Single screw compressor has a balance of force, the vibration is small. Water to replace oil, to achieve lubrication, cooling, sealing noise, to provide qualified oil-free air, discharge of water without special treatment, in line with environmental protection requirements.
It is extensively used in conjunction with an oxygen generator and has a single screw with a set speed and a capacity ranging from 1 to 43 m³/min.
The symmetry of the structure and the potential of a return hole are set so that the radial and axial force of the single screw compressor can be entirely balanced, resulting in a design life of up to 300,000 hours.

Certifications

Product Parameters

Model	Maximum Working Pressure		Capacity(FAD)*		Installed Motor Power		Cooling Method	Noise Level	Air Outlet Pipe Diameter	Dimension			Weight
			50hz
	bar(g)	psig	m³/min	cfm	kw	hp		dB(A)		L	W	H	kg
RD7.5A	7	101	1.2	42	7.5	10	Air Cooling	61	G1”	1135	800	1000	480
	8	116	1.1	39
	10	145	1	35
RD11A	7	101	1.6	57	11	15	Air Cooling	61	G1”	1135	800	1000	500
	8	116	1.5	53
	10	145	1.3	46
RD15A	7	101	2.4	85	15	20	Air Cooling	61	G1”	1400	1000	1200	520
	8	116	2.3	81
	10	145	2	71
RD18.5A	7	101	3.1	109	18.5	25	Air Cooling	61	G1”	1400	1000	1200	520
	8	116	2.8	99
	10	145	2.5	88
RD22A	7	101	3.7	131	22	30	Air Cooling	61	G1”	1400	1000	1200	560
	8	116	3.4	120
	10	145	3	106
RD30A	7	101	5.2	184	30	40	Air Cooling	64	G1.5”	1920	1170	1320	1050
	8	116	4.7	166
	10	145	4.3	152
RD37A	7	101	6.1	215	37	50	Air Cooling	66	G1.5”	1920	1170	1320	1050
	8	116	5.6	198
	10	145	5	177
RD45A	7	101	7.5	265	45	60	Air Cooling	66	G2”	1920	1170	1320	1610
	8	116	6.8	240
	10	145	6	212
RD55W	7	101	10	353	55	74	Air Cooling	66	DN50	1930	1320	1535	1610
	8	116	9	318
	10	145	7.8	275
RD75W	7	101	13	459	75	100	Air Cooling	70	DN50	1930	1320	1535	1880
	8	116	12	424
	10	145	10	353
RD90W	7	101	15.5	547	90	120	Air Cooling	70	DN80	1930	1320	1535	2000
	8	116	14	494
	10	145	12.5	441
RD110W	7	101	20	706	110	147	Air Cooling	70	DN80	2150	1600	1680	3100
	8	116	18	636
	10	145	16	565
RD132W	7	101	25	883	132	177	Air Cooling	70	DN80	2150	1600	1680	3250
	8	116	23	812
	10	145	20	706
RD160W	7	101	27	954	160	215	Air Cooling	74	DN100	2150	1600	1680	3200
	8	116	25.5	901
	10	145	24	848
RD185W	7	101	30	1059	185	248	Air Cooling	74	DN100	2860	1500	1750	4500
	8	116	28	989
	10	145	25	883
RD200W	7	101	36	1271	200	268	Air Cooling	74	DN100	2860	1500	1750	4500
	8	116	33	1165
	10	145	27	954
RD250W	7	101	43	1519	250	335	Air Cooling	74	DN100	4150	1500	1800	5200
	8	116	41	1448
	10	145	38	1342

Detailed Photos

The Air Compressor Is a Versatile Tool

The Air Compressor is 1 of the most versatile tools in any garage or workshop. It is easy to use and can perform a variety of tasks, from jackhammering to drilling. These machines are available in a wide variety of sizes and types, making it an excellent choice for a variety of situations. With a single motor, you no longer need separate motors for each tool. Its lightweight, compact design makes it easy to handle, and the single motor also reduces wear on parts.
air-compressor

Oil-injected

Oil-injected air compressors require a large amount of lubricant, which needs to be added to the sump regularly to maintain optimum performance. As there are many types of industrial fluids, a well-intentioned maintenance technician may add the wrong lubricant to the compressor. If this happens, the compressor will become incompatible with the lubricant, resulting in excessive carryover and the need to flush and replace downstream air treatment components.
Typically, the G 110-250 oil-injected rotary screw compressor from Atlas Copco provides reliable compressed air, preventing costly downtime. The G110-250 oil-injected rotary screw compressor is highly reliable and durable, enabling it to function in temperatures up to 46degC/115degF. Despite the oil-injected air compressor’s robust design, this unit requires very little on-site installation, and it features simple operation.
The primary advantage of oil-injected air compressors is the reduced cost of running. The cost of oil-free compressors is less than half of that of oil-injected ones, and it will require fewer maintenance costs in the long run. Moreover, the oil-free system is more environmentally friendly than oil-injected air compressors. But the drawbacks of oil-injected air compressors are substantial, too. It can contaminate finished goods and cause a significant financial risk for the manufacturer.
An oil-injected rotary screw air compressor offers several advantages over its counterpart. First, it features an innovative vertical design with variable-speed drive, allowing it to run more efficiently. Second, oil-injected air compressors reduce energy consumption by up to 50% compared to non-oil-injected air compressors. They also have a thermostatic valve, allowing them to maintain an optimum temperature. Thermostatically-regulated oil coolers allow the compressor to run more quietly.

Oil-free

What is an oil-free air compressor? The name refers to a type of air compressor that does not contain oil in the compressor chamber. Oil-free air compressors still use oil for various purposes, including lubricating the moving parts and managing waste heat. However, many people do not realize that their air compressor still requires oil for proper functioning. This article will explore why this type of air compressor is preferable for many users.
First of all, oil-free air technology has many benefits. For one, it reduces the energy cost involved in filtering air, and it minimizes leaks. Moreover, it also reduces the oil costs associated with compressor refills. And finally, it reduces the risks of contamination. Oil-free air technology is the future of compressed air. If you’re looking for an oil-free air compressor, here’s what to look for in your search.
Depending on the purpose of your air compressor, it may be beneficial to invest in an oil-free air compressor. Oil-lubricated air compressors are generally more durable than their oil-free counterparts, but they may cost twice as much. You should still consider the cost of ownership before purchasing an oil-free compressor. The oil-free models can be easier to transport, and they are more powerful. Moreover, they’re quieter than oil-lubed models.
An oil-free air compressor also means less maintenance, as it doesn’t need oil to work. This type of air compressors also features fewer moving parts, which means fewer places for problems to develop. All oil-free air compressors are manufactured to meet ISO Class 0 and 1 air purity standards. They also have less noise and vibration compared to their oil-based counterparts. So, why not choose an oil-free air compressor for your business?
air-compressor

Gasoline

When choosing a gas-powered air compressor, it’s important to consider the advantages of gasoline. This energy source can power a large air compressor without electricity. However, this type of air compressor lacks electrical hookup, so you’ll need to run an extension cord if you need to use it at a distance. However, gas compressors are able to function with just a gas tank. This makes them ideal for medium to heavy-duty industrial applications.
Another important consideration when choosing a gas air compressor is its size. Larger compressors are typically larger than portable ones and require more space. This makes them easier to transport and operate on the go. However, if you’re not sure which type of air compressor is best for you, consider the gas-powered versions. While they may be lighter, they don’t run as smoothly as their electric counterparts. Gasoline-powered compressors are not as portable as their electric counterparts and require proper maintenance.

Electricity

Electricity in an air compressor is not cheap. A 25 HP air compressor runs for 10 hours each day, 5 days a week. The motor in these machines consumes 746 watts per hour. To find out how much electricity the equipment uses, multiply the wattage by the running time. For example, if the compressor runs for 3 hours, then it will use 1.9 kilowatt hours of electricity. To determine how much electricity an air compressor uses per day, you can calculate the kilowatt hours and multiply the number by the utility rate. Considering this, you can determine the cost of running your air compressor once per month.
The cost of operating an air compressor depends on the type of compressor. Electric air compressors are often silent and can run without any maintenance. These tools can be left unattended for up to 4 thousand hours before requiring repair. Electric air compressors require higher power for higher pressure, so you should plan accordingly. Whether or not you need a maintenance visit is up to you, but the benefit of not having to spend a fortune on repairs is priceless.
Although compressed air is not an energy-efficient source, its use in a variety of applications may save you money and kilowatts. Since an air compressor uses power when it is running, the cost is lower than the cost of operating a power tool. If you plan to use your air compressor for a long time, make sure that it is maintained properly. Proper care will save you money and power, and you may even be able to get an extended warranty if the compressor breaks down.
air-compressor

Variable frequency drive

The main purpose of a variable frequency drive (VFD) in an air compressor is to reduce energy consumption in the process of compression. A single motor drag system cannot adjust its speed continuously according to the weight of the load. By applying frequency control to the compressor, the power consumption can be reduced while maintaining the same pressure level. Therefore, a VFD is an excellent choice for compressors. Its benefits are numerous.
A VFD can also monitor the temperature of the motor and send error signals if the motor is running too hot or too cold. This eliminates the need for a separate sensor to monitor the oil pressure. These functions are useful not only in lowering energy consumption, but also in improving the performance of an application. Moreover, a VFD can monitor additional variables such as temperature and motor speed. Hence, it is a useful investment.
When using a VFD, it is crucial to choose the right motor. The speed of the compressor should be within the maximum starting limit of the motor. The air tank may be of any size, but a constant pressure limit is required to keep the VFD running within the service factor of the motor. In addition to a VFD, a master controller should also include a remote pressure set point and a PID card for a master controller. The transmitter should incorporate all useful data from the VFD, including the speed and the oil temperature. The VFD must be tested before it is integrated with the master control. It should be tested for min and max speed, temperature, and current within the expected range.
The use of a VFD in an air compressor has many benefits. One of the most notable is the reduction in power consumption. Fixed-speed compressors run on set points of 6 to 7 bar. An extra bar of compression uses 7 percent of energy. This energy is wasted. A VFD-powered air compressor can also increase the life span of compressor parts. It is 1 of the best investments in your compressor. So, why wait any longer?

China High Reliability Low Noise AC Power Cost Saving Singel Screw Oil Free Water Lubricated Rotary Screw Type Air Compressor

China Industrial Stationary Similar CZPT Clean Silent 7-10bar Medical Oil Free Direct Driven AC Power Rotary Screw Air Compressor with GHH air end

Product Description

Industrial Silent/Mute Medical Dry Oil Free Oilless Direct Drive Rotary Double Screw Type Air Compressor Advantages

1.Clean air 1, China
Our factory is located in No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China

Q3: Warranty terms of your machine?
A3: Two years 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: How long will you take to arrange production?
A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days

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

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 Industrial Stationary Similar CZPT Clean Silent 7-10bar Medical Oil Free Direct Driven AC Power Rotary Screw Air Compressor with GHH air end

China 30HP 22kw Lubricated Stationary Power Frequency Screw Air Compressor LG22EZ

Product Description

30HP 22kw Lubricated Stationary Power Frequency Screw Air Compressor LG22EZ

Product Description

Detailed Photos

Product Parameters

	LG7EZ	LG11EZ	LG15EZ	LG22EZ	LG37EZ	LG55EZ	LG75EZ
Air Displacement (m3/min)	1.15	1.65	2.3	3.6	6.1	10.2	13.5
Discharge Pressure (Mpa)	0.8	0.8	0.8	0.8	0.8	0.8	0.8
Compressed Class	Single
Motor Power (kw)	7.5	11	15	22	37	55	75
Motor Power (rpm)	2950
Energy Efficiency Grade	Second
Drive Mode	Direct Drive
Starting Mode	Y-△
Joint Dimension	G3/4″	G3/4″	G1″	G1″	G1-1/2″	G2″	G2″
Cooling Mode	Air
Size (mm)	5606301075	6507201180	6507201180	13007501200	13008801250	16009701450	175010301450
Weight (kg)	210	300	350	550	750	1300	1600

Our Advantages

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 our partner factory or working site.
5.Plenty of original spare parts with proven quality are all available from our central stocks.
6.All kinds of technical documents in different languages.

How to Repair and Maintain an Air Compressor

Positive displacement

oil free

double acting

fuel tank pressure switch

energy source

China 30HP 22kw Lubricated Stationary Power Frequency Screw Air Compressor LG22EZ

China 5HP-30HP Industrial Stationary AC Power Belt Driven Air Cooled Germany Ghh Rand Air End Compact Combined Oil Screw Air Compressor with Tank Air Dryer and Filter

Product Description

ZIQI Single Stage Screw Air Compressor Advantages:

A.80% components of CZPT Compressor adopt global well known reliable brand to make sure the air compressor with high quality,durable,energy saving:
1.Core part:Germany GHH RAND screw air end ;
2.Motor:adopt Brazil WEG brand,the second biggest motor manufacturer in the world,IE4 energy saving standard 3 phase induction motor,IP55 protection;
3.Italian EURE oil air vessel ,the lead pressure vessel manufacturer in the world;
4.Italian Manuli oil tube ;
5.French Schneider electric system;
6.Sweden CZPT bearings

Energy saving:
The air compressor equiped the frequency inverter,to make the air compressor with variable speed drive [VSD].The principle of VSD is to adjust the motor rotation speed automatically according to the actual air consumption. The reduced system pressure decreases the total energy consumption of the whole system, which can reduce energy costs by 35% or more.

Model	Air pressure			Air flowing		Motor power		Dimension	Weight
Model	mpa	bar(e)	psi(g)	m3/min	cfm	hp	kw	L(mm)W(mm)H(mm)	Kgs
GA-3.7AL	0.7	7	102	0.55	19	5	3.7	1800mm630mm1450mm	360
	0.8	8	116	0.45	16
	1	10	145	0.35	12
GA-5.5AL	0.7	7	102	0.8	28	7	5.5	1800mm630mm1450mm	360
	0.8	8	116	0.7	25
	1	10	145	0.6	21
	1.3	13	189	0.5	18
GA-7.5AL	0.7	7	102	1.3	46	10	7.5	1800mm750mm1600mm	520
	0.8	8	116	1.2	42
	1	10	145	1.1	39
	1.3	13	189	0.9	32
GA-11AL	0.7	7	102	1.8	64	15	11	1800mm750mm1600mm	530
	0.8	8	116	1.7	60
	1	10	145	1.5	53
	1.3	13	189	1.2	42
GA-15AL	0.7	7	102	2.7	95	20	15	2300mm890mm1725mm	850
	0.8	8	116	2.5	88
	1	10	145	2.3	81
	1.3	13	189	2	71
GA-18.5AL	0.7	7	102	3.2	113	25	18.5	2300mm890mm1725mm	870
	0.8	8	116	3	106
	1	10	145	2.8	99
	1.3	13	189	2.4	85
GA-22AL	0.7	7	102	3.8	134	30	22	2300mm890mm1725mm	890
	0.8	8	116	3.6	127
	1	10	145	3.2	113
	1.3	13	189	2.8	99

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.
air-compressor

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.
air-compressor

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.
air-compressor

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.

China 5HP-30HP Industrial Stationary AC Power Belt Driven Air Cooled Germany Ghh Rand Air End Compact Combined Oil Screw Air Compressor with Tank Air Dryer and Filter

China All in One 7.5kw 11kw 15kw 22kw 8 10 16 Bar AC Power Electric Oilless Industrial Integrated Screw Air Compressor with Air Dryer

Product Description

The combined screw air compressor is assembled by screw air compressor, refrigerated air dryer, air storage tank and precision filter

.Main features:

1. Efficient performance, convenience, and space saving

2. High efficiency and reliable quality

3. Power: 7.5~37KW

4. Pressure: 7~16bar

5. Capacity: 0.6~2.8m3/min

Model	Motor Power	Working Pressure		Capacity		Dimension(mm)	Net Weight	Air Outlet Pipe Diameter	NOISE dB(A)	Air tank
	kw/hp	Psi	bar	Cfm	m3/min	LWH	KGS
SGAT08	7.5/10	116	8	39	1.1	16207201470	420	1/2″	62 ±2	300L
		145	10	32	0.9
SGAT11	11/15	116	8	53	1.5	16207201600	465	3/4″	62 ±2	500L
		145	10	46	1.3
SGAT15	15/20	116	8	81	2.3	16207201600	510	3/4″	65 ±2	500L
		145	10	74	2.1

Company Profile

FAQ

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.

Choosing the Right Air Compressor For Your Home

Positive displacement

Oil-free

Single-stage

CFM

PSI

Power source

China All in One 7.5kw 11kw 15kw 22kw 8 10 16 Bar AC Power Electric Oilless Industrial Integrated Screw Air Compressor with Air Dryer

China Industrial 0.2-300 m3/min Rotary Screw Air Compressor With High Efficiency Germany Technology Saving Power 40% (ISO&CE)

Product Description

Energy Saving Rotary Screw Air Compressor Advantages

1.CZPT Enhanced energy saving screw air compressor reached the super energy saving level

2.Energy Efficient Index 1(EEI 1) approved according to GB19153-2, China
And our factory is located in No.58,Hulu road, Xinbang Town, Industrial area, Xihu (West Lake) Dis. District, ZheJiang , China

Q3: Warranty terms of your air compressor machine?
A3: Two years warranty for the machine and technical support according to your needs.

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

Q5: How long will you take to arrange production?
A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days

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

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 Industrial 0.2-300 m3/min Rotary Screw Air Compressor With High Efficiency Germany Technology Saving Power 40% (ISO&CE)

China Large Power Air Cooling Direct Driven Screw Air Compressor SCR125II

Product Description

Product Technical Description

Model :	Large Power Screw Air Compressor (II series)
Type:	Large Power 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:	90KW~400KW
Capacity:	12.5~74 m3/min
Color:	Blue
Driven Method:	Direct Driven
Trademark:	SCR
Transport Package:	Standard Wooden Packing
Available Certificate:	CE, ISO, UL, ASME, GHOST
Origin:	ZheJiang , China
application:	Casting , Metal , Plastic , Rubber

Product Features

German high quality centrifugal fan

German ROSENBERG’s newest centrifugal fans, big cooling air volume, stable and uniform
air pressure , full use of the heat dissipation area, good cooling effect. Totally conquer the problem of big horse power air cooling type compressors poor cooling effect problems.

High quality air inlet valve

SCR use a high quality imported inlet valve. CZPT have adopted this technology because when the machine unloads the device will automatically adjust the exhaust pressure. Compared with similar products this greatly reduces the unload power, also reduces the bearing load at the same time, and improving the bearing service life.

American High quality air filter system

The Donaldson air filter adopts a nano coating on the filter surface with an innovative filter construc-tion. The filter has a low pressure drop which reduc-es energy consumption. Compared with traditional filters it has a higher dust capacity and lower flow resistance.

High quality high efficiency specialized motor

High Efficiency all closed air cooling air compressor specialized motor. Protection grade IP55 Optional , insulation grade F, class B temperature rise, can prevent dust and moisture into the motor. CZPT bearing can ensure long-term continuous trouble-free operation.

Model		SCR125II-8	SCR125II-10	SCR125II-12.5
Capacity/Pressure(m3/min,/BAR)		15.5/8	14.1/10	11.7/12.5
TEFC Motor	Power(KW)	90KW(125H.P)
	Speed(r/min)	2970
	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		Direct Driven
Noise level at 1 meter		79±3dB(A)
Cooling method		Air cooling
Oil content		≤3 ppm
Outlet Connection		Rc 2 1/2″
Dimension	Length(mm)	2500
	Width(mm)	1600
	Height(mm)	1775
Weight(KG)		2400

Product Categories

Advantages

Application

About SCR

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.
air-compressor

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 Large Power Air Cooling Direct Driven Screw Air Compressor SCR125II

China Standard Chinese Brand CZPT Air Compressor Manufacturer, Blue Body, Fixed Speed Power Frequency Screw Air Compressor, Machine Color Logo Pattern Can Be Customized near me shop

Solution Description

Fixed velocity screw air compressor 110kw 380V 150HP screw sort set pace CZPT push electrical air compressor rewards:

The industrial frequency compressor adopts the market-leading screw main motor, high efficiency and minimal velocity. The rotor adopts the 3rd-technology tooth profile and the top outstanding profile layout it has the traits of quietness, energy saving, steadiness, large reliability and extended provider lifestyle.

The upkeep price is low, the disassembly is practical, and the downtime is tremendously saved.
Long daily life, the cooler and fan can be disassembled independently.
Fully automatic and intelligent operation to detect on-web site data these kinds of as exhaust strain and temperature.

CZPT air compressor manufacturer, blue model, fastened pace screw power frequency equipment, equipment colour symbol sample can be tailored

ZheJiang CZPT Precision Equipment Co., Ltd.

A potent manufacturing unit in China, able of processing on behalf of, non-standard customization, various colors, to decide on from!

Due to the fact we can give the subsequent providers:
one. Screw air compressor

two. Long lasting magnet two-phase compressor

3. Centrifugal one screw air compressor
3.1 Centrifugal two-stage screw air compressor

4. Everlasting magnet variable frequency screw air compressor

five. Electrical power frequency fastened velocity screw compression air compressor

6. Four-in-1 mixed screw air compressor for laser reducing

7. Blend all-in-1 devices, etc.

8. Air compressor equipment
8.1 Freezing or adsorption compressed air dryer
8.2 Compressed air filter or tank
8.3 Lubricants

And we can also offer tailored services to ensure the uniqueness of your company’s devices and accomplish mutually beneficial benefits. We have a complete right after-revenue service and quality assurance system.

The company’s substance procurement, inspection, production, installation, and testing are carried out in stringent accordance with ISO procedures.

This will guarantee that the high quality of every compressor is trustworthy, and a full file can be traced when required.

FAQ

Q1: Are you manufacturing unit or trade firm?
A1: We are manufacturing facility.

Q2: What the just address of your manufacturing facility?
A2: Shimi Industrial Street, Xiuli Highway, Xihu (West Lake) Dis. City, Xihu (West Lake) Dis. County, HangZhou Town, ZheJiang Province

Q3: Warranty phrases of your air compressor device?
A3: One year warranty for the device and specialized assist in accordance to your wants.

This autumn: Will you give some spare parts of the air compressor?
A4: We supply all kinds of items relevant to air compressor. (Air dryer, Air tank, etc)

Q5: How extended will you take to organize production?
A5: 380V 50HZ we can shipping the merchandise inside of 10 days. Other electrical power or other colour we will supply inside 22 times

Q6: Can you accept OEM orders?
A6: Indeed,OEM orders are our largely service.

Picking the Proper Air Compressor For Your House

You will uncover that air compressors are indispensable tools for a assortment of conditions, which includes garages, house workshops, and basements. These equipment can electricity a range of tools, and every product is sized to match the occupation at hand. Due to the fact air compressors have only one particular motor, they are lightweight, compact, and easy to handle. Employing a single air compressor to electricity several tools will also lessen the wear and tear on specific parts. This report will introduce some crucial attributes to appear for when selecting the proper air compressor for your residence.

Good displacement

A good displacement compressor applies pressure to a fluid, whilst a centrifugal one does the reverse. A optimistic displacement compressor creates the desired stress by trapping air and increasing its volume. Its discharge valve releases the high-pressure fuel. These compressors are used in industrial programs and nuclear electricity vegetation. The big difference among a optimistic and adverse displacement compressor is that a optimistic displacement compressor can compress and release air at a steady fee.
A good displacement air compressor utilizes a reciprocating piston to compress air. This reduces the quantity of the air in the compression chamber, and a discharge valve opens when the stress reaches the sought after stage. These compressors are employed in bicycle pumps and other pneumatic instruments. Good displacement air compressors have several inlet ports and have numerous configurations. Optimistic displacement air compressors have a single-acting and double-acting piston, and can be oil-lubricated or oil-totally free.
A optimistic displacement air compressor is distinct from a dynamic compressor. It attracts air into the compression chambers and then releases the pressure when the valve is opened. Constructive displacement compressors are typical in industrial purposes and are accessible in one-acting, double-performing, and oil-lubricated models. Large piston compressors have ventilated intermediate parts and crossheads on gudgeon pins. More compact designs have permanently sealed crankcases with bearings.

Oil-free of charge

Oil-cost-free air compressors have some positive aspects above their oil-lubricated counterparts. They do not need lubrication oil due to the fact they are coated with Teflon. The materials has 1 of the least expensive coefficients of friction and is layered, so it slides past other levels with minor work. Since of this, oil-cost-free compressors have a tendency to be cheaper and even now deliver equivalent functionality. Oil-totally free compressors are a good option for industrial applications.
The lifestyle of an oil-totally free air compressor is substantially for a longer time than an oil-lubricated counterpart. These versions can operate up to 2,000 hours, 4 times longer than the average oil-lubed compressor. Oil-totally free compressors also have a considerably lower working sounds than their oil-lubricated counterparts. And due to the fact they never require oil modifications, they are quieter. Some even last up to 2,000 several hours.
An oil-cost-free air compressor is a great option if your software demands higher ranges of purity. Many purposes demand ultra-pure air, and even a drop of oil can lead to merchandise spoilage or damage to production tools. In addition to the wellness pitfalls, an oil-cost-free air compressor minimizes the costs connected with oil contamination and minimizes leaks. It also eliminates the need for oil selection, disposal, and remedy.
A normal oil-cost-free air compressor is very productive, necessitating only about eighteen% of the full load horsepower. However, oil-free compressors have a higher chance of untimely failure and are not advised for massive-scale industrial purposes. They may also use up to 18% of the compressor’s full capacity. They may possibly audio appealing, but you should make confident you realize the positive aspects of an oil-cost-free air compressor ahead of choosing one particular for your industrial apps.

Single-stage

A one-stage air compressor is made to provide the energy for a solitary pneumatic instrument or gadget. These equipment are usually more compact than two-phase compressors and make significantly less heat and power. These devices aren’t designed for hefty-duty industries, but they are even now extremely successful for a variety of programs, which includes car outlets, fuel stations, and a variety of producing plants. They can also be employed in borewells, as they are suitable for little spaces with reduced air movement requirements.
A single-stage air compressor has 1 cylinder and two valves – the inlet and the shipping and delivery valves. The two of these valves perform mechanically, with the inlet valve controlling torque and the supply a single controlling air strain. Normally, one-stage compressors are run by a gasoline motor, but there are also electric designs offered. The single-stage air compressor is the most frequent sort of air compressor. It has a single cylinder, a single piston, and one particular air cylinder.
The solitary-phase air compressors are utilized for tiny projects or personalized use. A two-stage air compressor is far more successful for industrial tasks. Its more time air conclude life can make it much more productive. It is also a lot more effective for use in the automotive sector, the place the engine has several cylinders. In basic, single-stage compressors call for a greater energy degree. The one-stage product is best for modest assignments, although a two-stage one is ideal for more substantial-scale arsenals.

CFM

The cubic foot-for each-minute (CFM) of an air compressor is the output of the machine. In get to calculate the CFM degree, start by searching at the compressor’s specs. You must know how numerous cubic toes the unit can keep and how a lot of kilos for each square inch it can compress. As soon as you have these data, you can estimate the CFM. Now you can use these numbers to select an acceptable air compressor for your wants.
The most frequent way to improve the CFM of an air compressor is to change the regulator down. By turning the dial down, the air compressor will generate far more than 10 CFM. You can also try out connecting two output valves. Make positive that the configurations are modified correctly prior to you commence. This will make sure that your air compressor is functioning at its maximum effectiveness and lifespan. To improve the CFM of your air compressor, initial verify that your regulator is calibrated for the desired force level.
To calculate the CFM of an air compressor, initial establish the tank quantity of the device. Then, multiply this volume by the time it will take to fill the tank. Then, divide the outcome by 60 seconds to compute the CFM. After you know how considerably air your device can hold, you can pick a suitable air compressor. If you happen to be doing work in a confined location, you need to purchase a instrument with a huge tank.

PSI

The PSI of an air compressor is the force that it can output. A normal air compressor has a gauge linked to the airline at the base, up coming to it, or between the two. The gauge tells the real stress of the air compressor, even though the cut-out stress is identified by the producer. The manufacturer recommends that you set the reduce-out force 20 to forty PSI greater than the manufacturing unit advised stress. If you want to established the force for your nail gun, you can use the lower-in and lower-out pressures on your compressor, and the tank won’t exceed this selection.
The PSI of an air compressor actions the drive that it can provide, which is frequently in pounds for each square inch. For most air instruments, you want at least forty to ninety psi. In general, reciprocating air compressors perform on an on/off basis. This connection is recognized as the duty cycle. All air compressors are rated for a certain duty cycle, these kinds of as fifty percent on and 20-5 p.c off.
The Psig of an air compressor is not free of charge, as many individuals think. The PSI of an air compressor is not cost-free, but it is vital to preserve it for secure functions. If you are having difficulty keeping a constant strain, contemplate turning down the PSI of your compressor by 2 psig. This will determine the essential force for the device. You are going to also improve the volume of vitality in the program by one percent.

Electrical power resource

The electrical power resource for an air compressor is vital in its operation. Without having the right voltage and amperage, air compressors will not function effectively. The power resource should be near to the compressor so that it can plug into an electrical outlet. If it is as well far from the outlet, the compressor might not be ready to build sufficient pressure. When this transpires, the fuse inside of the air compressor will change off to safeguard the user. The electrical power resource must be a protected distance from the compressor.
Most manufacturers do not specify the energy source for an air compressor. Depending on the horsepower, the compressor will require about four amps of electrical power. A 1-horsepower compressor would draw about twelve amps. If it were driven by a normal 120-volt family supply, its motor would exceed the fifteen-amp breaker capability. A bigger air compressor, nonetheless, will demand a different fifteen-amp electricity supply, producing it impossible to use it with this sort of electricity resource.
The electricity source for an air compressor is usually electrical alternating recent (AC) that is equal to the voltage on a regular wall outlet. A 3-stage air compressor, on the other hand, needs a special AC source with a few electrical offset pulses. Irrespective of the variety of air compressor, the electrical power source must be appropriate with the incoming energy support. One particular of the most common troubles when attempting to link an air compressor to an AC electrical power resource is undersized wire. This outcomes in minimal voltage and substantial amperes, tripping of above-load relays and blown fuses.


VSD Oil-Free Screw Air Compressor	Combined Screw Air Compressor	Two Stage Screw Air Compressor