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Atlas Copco - GA 30-90VSD Oil Injected Rotary Screw Compressors


"All in one" compressor package

Atlas Copco GA 90-500 range of oil-injected screw compressor is intelligently packaged, incorporating all vital air compressor installation accessories and options into one compact enclosure.

The Full Feature package has an integrated refrigeration dryer. As an option a compressed air filter can also be integrated (except GA 315-500(W)).



  Evaluate the GA 90-500 range: it is designed to meet your selection criteria.

  • 90-500 kW
  • 7.4-13.8 bar(e) / 107-200 psiG
  • 185-1518 l/s / 392-3217 cfm
  • 50/60 Hz
  • Air intake filter
  • Air intake valve
  • After cooler/oil cooler air or water-cooled
  • Cooling fan for air-cooled variants
  • Ventilation fan for water-cooled units
  • Water separators
  • Oil filters
  • IP 55 drive motor
  • Built-in star-delta starter
  • Flexible vibration dampers
  • Air/oil separator
  • Elektronikon® control
  • Full load/no load regulation system
  • Sound insulation / enclosure
  • Single point inlet and outlet connections
  • Structural steel skid - no foundations
  • Energy recovery option
  • Standard options tailored to your needs


  • Standard GA compressor packages and Full Feature (FF) units
  • All vital components and standard options integrated, for a complete "all in one" installation
  • Complete scope, no foundations - low cost and easy installation
  • Guaranteed capacity measured according to ISO 1217, Annex C, ed. 3
  • Cost effective and reliable Elektronikon® system monitoring and control
  • Single stage and twin versions
  • Proven reliability
  • Straightforward and minimum maintenance
  • Operator and service friendly
  • Silenced package - comfortable and safe for the environment
  • Water and air-cooled versions
  • A wide range of pressure and capacity variants
  • Backed by a global sales and service organisation


  Achievable energy savings realised by the full load/no load regulation system compared to the modulating control system.
  GA 90-500 compressors are as standard regulated by the proven, cost-effective 'full load/no load' principle, with a pressure band adjustable   between 0.1 to 1.5 bar. It regulates the air intake either fully open (100% capacity) or fully closed (0% capacity) for optimum efficiency and
  gcost effective running.


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