Atlas Copco GA 37–90 Air Compressor Range

The Atlas Copco GA 37–90 range uses rotary screw compression for industrial compressed-air systems.

Performance and supplied equipment depend on the model, pressure setting and package configuration. QCAS can confirm the appropriate compressor and supporting equipment for the application.

Technical specifications

• Product range: GA 37–90
• Compressor technology: Rotary Screw
• Power source: Electric
• Speed control options: Fixed Speed
• Air-end lubrication options: Oil-lubricated
• Configurations offered: Stationary
• Working pressure range: 7.5 bar(g) - 13 bar(g)
• Published free air delivery range: 318 m³/h - 1,051.99 m³/h
• Installed motor power range: 37 kW - 89.99 kW

Named variants: GA 37; GA 45; GA 55; GA 75; GA 90

Published model duty points

• GA 37: Max. working pressure 7.5 bar(e); FAD 416 m³/h; motor 37 kW; noise 67 dB(A).
• GA 37: Max. working pressure 8.5 bar(e); FAD 388 m³/h; motor 37 kW; noise 67 dB(A).
• GA 37: Max. working pressure 10 bar(e); FAD 361 m³/h; motor 37 kW; noise 67 dB(A).
• GA 37: Max. working pressure 13 bar(e); FAD 318 m³/h; motor 37 kW; noise 67 dB(A).
• GA 45: Max. working pressure 7.5 bar(e); FAD 497 m³/h; motor 45 kW; noise 68 dB(A).
• GA 45: Max. working pressure 8.5 bar(e); FAD 459 m³/h; motor 45 kW; noise 68 dB(A).
• GA 45: Max. working pressure 10 bar(e); FAD 430 m³/h; motor 45 kW; noise 68 dB(A).
• GA 45: Max. working pressure 13 bar(e); FAD 379 m³/h; motor 45 kW; noise 68 dB(A).
• GA 55: Max. working pressure 7.5 bar(e); FAD 643 m³/h; motor 55 kW; noise 71 dB(A).
• GA 55: Max. working pressure 8.5 bar(e); FAD 614 m³/h; motor 55 kW; noise 71 dB(A).
• GA 55: Max. working pressure 10 bar(e); FAD 546 m³/h; motor 55 kW; noise 71 dB(A).
• GA 55: Max. working pressure 13 bar(e); FAD 488 m³/h; motor 55 kW; noise 71 dB(A).
• GA 75: Max. working pressure 7.5 bar(e); FAD 825 m³/h; motor 75 kW; noise 73 dB(A).
• GA 75: Max. working pressure 8.5 bar(e); FAD 792 m³/h; motor 75 kW; noise 73 dB(A).
• GA 75: Max. working pressure 10 bar(e); FAD 730 m³/h; motor 75 kW; noise 73 dB(A).
• GA 75: Max. working pressure 13 bar(e); FAD 633 m³/h; motor 75 kW; noise 73 dB(A).
• GA 90: Max. working pressure 7.5 bar(e); FAD 1052 m³/h; motor 90 kW; noise 72 dB(A).
• GA 90: Max. working pressure 8.5 bar(e); FAD 998 m³/h; motor 90 kW; noise 72 dB(A).
• GA 90: Max. working pressure 10 bar(e); FAD 923 m³/h; motor 90 kW; noise 72 dB(A).
• GA 90: Max. working pressure 13 bar(e); FAD 779 m³/h; motor 90 kW; noise 72 dB(A).

Range minimum and maximum values are independent manufacturer envelopes. They do not describe one machine or a simultaneous maximum-pressure / maximum-flow duty point. Verify the exact variant, frequency, cooling method and test conditions in the manufacturer documentation.

Manufacturer source: Atlas Copco GA 37–90 product page. Model variants and specifications brochure.