China Frequency conversion micro-oil screw air compressor

Model Maximum work pressure FAD Air supply temperature Motor Power Noise Oil content(supply air) Net weight Cooling fan power Air outlet diameter Dimension
Mpa m3/min kW dB(A) PPM kg W inch mm
CMN08AV 0.7 0.55~1.38 ≤环境温度+15℃ 7.5 62 ≤2 317 120×1 3/4″ 1220×640×980
0.8 0.52~1.31 ≤ambient temperature+15℃
1 0.44~1.11
CMN11AV 0.7 0.76~1.91 11 62 337 120×1 3/4″
0.8 0.72~1.81
1 0.61~1.52
1.25 0.54~1.35
CMN15AV 0.7 1.13~2.83 15 63 649 370×1 1″ 1590×790×1405
0.8 1.04~2.60
1 0.94~2.35
1.25 0.69~1.73
CMN18AV 0.7 1.40~3.50 18.5 65 697 370×1 1″
0.8 1.32~3.30
1 1.16~2.90
1.25 0.96~2.40
CMN22AV 0.7 1.64~4.10 22 65 730 370×1 1″
0.8 1.56~3.90
1 1.40~3.50
1.25 1.16~2.90
CMN30AV 0.7 2.08~5.20 30 66 1073 1300×1 1 1/2″ 1900×950×1580
0.8 1.97~4.92
1 1.69~4.22
1.25 1.52~3.81
CMN37AV 0.7 2.60~6.50 37 67 1110 1300×1 1 1/2″
0.8 2.52~6.30
1 2.20~5.50
1.25 2.04~5.10
CMN45AV 0.7 3.32~8.30 45 68 1276 1800×1 1 1/2″ 2145×1105×1600
0.8 3.0~7.50
1 2.52~6.30
1.25 2.34~5.84
CMN55AV 0.7 4.32~10.80 55 70 1370 1800×1 2″
0.8 4.12~10.30
1 3.64~9.10
1.25 3.04~7.60
CMN75AV 0.7 5.44~13.60 75 73 1689 2200×1 2″ 2275×1200×1660
0.8 5.04~12.60
1 4.6~11.50
1.25 3.89~9.94
CMN90AV 0.7 6.72~16.80 90 73 2365 370×1 2 1/2″ 2000×1320×1905
0.8 6.44~16.11
1 5.81~14.52 4000×1
1.25 4.92~12.30
CMN110AV 0.7 8.54~21.13 110 78 2385 370×1 2 1/2″ 2000×1320×1905
0.8 8.04~20.10
1 6.84~17.10 4000×1
1.25 6.09~15.22
CMN132AV 0.7 9.73~24.32 132 78 2550 370×1 2 1/2″ 2000×1370×1980
0.8 9.24~23.10
1 8.15~20.38 4000×1
1.25 7.32~18.29
CMN160AV 0.7 11.81~29.52 160 78 4385 3500×2 3″ 2900×1720×2350
0.8 11.54~28.85
1 9.81~24.52
1.25 8.87~22.17
CMN200AV 0.7 15.38~38.46 200 78 4600 5500×2 4″ 3300×2200×2000
0.8 14.65~36.63
1 13.08~32.70
1.25 11.09~27.72
CMN250AV 0.7 18.12~45.30 250 78 4850 5500×2 4″ 3300×2200×2000
0.8 17.15~42.88
1 15.6~39.00
1.25 13.8634.64

★The application of frequency conversion technology
CMNA series frequency conversion micro-oil screw air compressor accurately according to the use of the change of the volume to adjust the compressor speed,make the air compressor output only the volume you need under the condition of the stably exhaust pressure.So as to achieve the purpose of energy saving, energy saving by cost far more than the price of air compressor itself. ★ Efficient power saving return
The displacement of the inverter compressor can be combined with the user’s gas consumption to completely avoid the loss of the unloading power. Eliminating the pressure of more than 0.2MPa pressure, so that the unit directly to save 14% of energy.
★Any setting pressure, maintain constant water pressuren
Users can setting pressure arbitrary in the range of 0.4 to 1.2 MPa(Note: Please assure the highest pressure when buying compressor). Under the setting pressure, the unit always keep + / – 0.01 MPa pressure gas constantly supply. If Air increases, the unit improve the speed automatically ; if Air decreases, the unit reduce the speed automatically, to keep system supply pressure constantly.
★ Running more reliable
Frequency soft start to avoid the impact of the grid, while avoiding its own mechanical shock. No contactor, eliminating electrical contact failure, running more stable and reliable.

We is a leading manufacturer of industrial air compressor china manufacturers, oir free air compressor china suppliers and screw air compressor china spare parts.Based in China, our product lower noise air compressors,Oil-free screw air compressor range represents the most comprehensive portfolio of compressed air equipment offered for thousands of applications in the Oil, Textile, Food, Marine, etc. industries.

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.


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 1s, 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.


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 1, 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?


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 1s 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 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.

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?