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Instrument Air Compressor

Instrument Air Compressor

Comair provides you the quality and performance assured instrument air compressor package, and it could satisfy whatever your air quality requirements.

Instrument Air Compressor Package You Can Trust!

Comair instrument air compressors are designed and proved to be of reliable performance for over 8,000 hours continuous running. Our compressors are all IP55 protection grade fully preventing any dust from damaging motors and all the air filters are of three layers so the air end could be properly protected.

With our wide compressing technologies, we can provide instrument air compressor solutions for your different application requirements. Our instrument air compressor solutions offer completely oil free and dusts free air of over 40 bar and 100,000 Nm3/hr, satisfying all common applications.

Over the past years of development, our instrument air compressor solutions have been widely used and accepted by clients in various industries and applications including LNG plant, offshore platform, refinery plant and others. Please contact us for the reference cases in your applications!

Types by Instrument Air Compressors

  • Oil Free Screw Compressor for Instrument Air
    Oil Free Screw Compressor for Instrument Air

    Discharging ISO 8573-1 class 0 certified oil free air with 24/7 continuous operation. VSD type could save as much as 30% running cost.

  • Oil Free Centrifugal Compressor for Instrument Air
    Oil Free Centrifugal Compressor for Instrument Air

    Super large flow rate of oil free air with lowest energy consumption. It is designed for continuous yearly running of over 8,000 hours for super large instrument air stations.

  • Oil Free Piston Compressor for Instrument Air
    Oil Free Piston Compressor for Instrument Air

    Simple structure with easy maintenance and low initial cost. It is a perfect choice for your high pressure instrument air requirements.

  • Oil Free Scroll Compressor for Instrument Air
    Oil Free Scroll Compressor for Instrument Air

    Silent solution for clean and oil free air with compact design. It is widely used for laboratories, pharmaceutical factories and semi-conductors.

  • Diesel Portable Oil Free Compressor for Instrument Air
    Diesel Portable Oil Free Compressor for Instrument Air

    It is for fast air supply when there is no electricity. Backed by Cummins engine and GHH high quality air end, it provides not only oil free air but also reliable solution.

  • Integrated Screw Compressor for Instrument Air
    Integrated Screw Compressor for Instrument Air

    Compact design with small footprint. It discharges instrument air with pressure dew point as low as -70℃.

Comair Instrument Air Compressors, Driest Oil Free Compressed Air

With our Comair instrument air compressor solutions, we ensure that there is no valve clogging, instrument malfunction, or product contamination for your plant. Moreover, there never was any ice blockage or corrosion with our instrument air compressors. All our instrument air compressors discharge class 0 certified oil free with contamination free and the pressure dew point could reach to -70℃, driest possible in the industry.

Comair Instrument Air Compressors, Driest Oil Free Compressed Air
Comair Instrument Air Compressor Solution, With Lowest Total Cost Of Ownership

Comair Instrument Air Compressor Solution, With Lowest Total Cost Of Ownership

Comair instrument air compressors are designed to provide reliable continuous operation 24/7 hours with minimal required maintenance. All the parts are easily accessible, which makes the maintenance work easier and minimizes the possible downtime. Moreover, we can integrate our advanced VSD technology, which could adjust the motor speed according to your required compressed air amount to save as much as 30% electricity.

Comair Instrument Air Compressor Package, Design As You Want

With our mature and strong development & research ability, our instrument air compressor package could be designed specifically for your strict project requirements. It could provide completely oil free compressed air to protect your production facility and our desiccant air dryer could make the pressure dew point as low as -70℃. For your hazardous applications, our instrument air compressor could be completely explosion proof. For your offshore platform, we can make the whole system compact and small with anti-corrosion paint for marine environments. Our line filters could ensure the instrument air completely dusts free!!!

Comair Instrument Air Compressor Package, Design As You Want
What’s the difference between instrument air and regular compressed air?

Instrument air must be quite clean and dry without oil. Pneumatic instruments and control valves are all sensitive devices that fail to work normally when they are exposed to contaminations. Regular compressed air without being properly dried and filtered will not be able to satisfy instrument air requirements.

Shall I have to get an oil free instrument air compressor?

Normally, instrument air is required to be totally oil free. For some instrument air applications, it is acceptable to choose an oil injected rotary screw compressor with air dryer and multi-stage filters to reduce oil content and we call this technical oil free to be ISO 8573 Class 1 level. A completely oil free instrument air compressor ensures totally oil free compressed air but its cost will be much higher. Contact with our engineer to determine which type is appropriate for your plant.

What is the difference between instrument air and plant air?

Plant air is a general term called for compressed air in the manufacturing factory or plant. It is normally used for general tools, heavy machinery, cleaning or sandblasting. It may contain some oil or moisture content. However, instrument air has to be relatively dry and oil free to prevent any damages on the valves, instruments etc.

What is the required pressure for instrument air compressors?

Normally the instrument air compressors are required to discharge around 7-10 bar. But it’s better to check the required pressure for your control valves and instruments etc.

What is the most common mistake when buying an instrument air compressor?

Some clients may choose the wrong dryer and unprofessional suppliers. You shall firstly check what standards your facility requires and we will suggest the correct air dryers for your factory. Our air dryer will make the compressed air pressure dew point to be as low as -70℃.

What shall come first when selecting an instrument air compressor in oil and gas?

The instrument air compressor for the oil & gas industry has to be 100% oil free ensuring zero risk of instrument contamination and valve blocking. Secondly, it has to be with ultra low dew point so to prevent any possible corrosion or instrument malfunction. Thirdly, it has to of high availability to avoid any sudden shutdown, which will cause high cost. Last but not least, the instrument air compressor has to be explosion proof for the possible hazardous areas.

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Please Forward Us Your Compressed Air & Gas Requirements!

Our expertise in designing and manufacturing air & gas compressors will surely provide a solution customized to your needs and working conditions.
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