GEA Grasso M series
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GEA Grasso M series

GEA screw compressors are well-suited for industrial refrigeration and air conditioning. GEA offers one of the largest and most extensive screw compressor portfolio. They are designed with a special focus on energy-efficiency, reliability, safety and easy maintenance.

  • Using the natural refrigerant ammonia in compliance with 2015 F-gas regulation
  • Best efficiency thanks to a wide speed and Vi range as well as the characteristics of ammonia
  • No external piping
  • Space-saving and easy to package
  • Reduced number of connections
  • No shaft seal

GEA CompaX is the world’s first semi-hermetic compact ammonia screw compressor.

Model Swept volume (m³/h) Cooling capacity¹) (kW) 28 bar compressor Cooling/heating capacity¹) (kW) 52 bar compressor
2940 rpm 3550 rpm R717, -35/+35 °C²) R717, 0/+35 °C R744, -50/-5 °C R717, +35/+80 °C
C 231 354 n/a n/a n/a n/a
D 265 406 n/a n/a n/a n/a
E 321 491 n/a n/a n/a n/a
G 372 569 n/a n/a n/a n/a
H 471 721 115 444 486 1.258
L 544 833 133 513 562 1.457
M 708 1.084 174 673 743 2.202
N 870 1.332 215 828 914 2.474

GEA Grasso M compressors are the first screw compressors with an integrated pressure-activated check valve ensuring low pressure drop.

High refrigeration capacity combined with minimum power requirement

  • Available according to API 619 and ISO 10440 standard
  • Designed for ammonia (R717) and all other common refrigerants
  • Easy package assembly
  • Outstanding energy-efficiency
  • Swept volume: 231 – 870 m³/h at 2,940 rpm
  • Design pressure: 28 bar, 52 bar