GEA Grasso 5HP series

GEA GRASSO 5HP SERIES

GEA Grasso 5HP is the reciprocating compressor series for CO₂ refrigeration and NH₃ heating. A trusted and established component to make industrial applications with small to medium capacity demands sustainable with fully natural refrigerants.

The GEA Grasso 5HP compressor is a big performer – thanks to the extremely low volume flow in relation to the cooling capacity. The high-pressure series is developed for many applications using the natural refrigerants CO₂ and NH₃ for freezing, cooling and heating. Four single stage models from 3 up to 6 cylinders cover a wide range of capacities. The 50-bar compressor has been developed originally for use in CO₂ cascade freezing systems and is well-accepted and reliable in the industrial refrigeration market. A logic further development of the GEA Grasso 5HP Series is the integration in NH₃ heat pump systems. The 50-bar design makes it possible to condensate up to 85ºC / 185ºF and results in producing high level water temperatures.

Key Figures

  • 50 bar / 725 psi design pressure
  • CO₂ freezing applications as low as -55 °C / -67 °F
  • NH₃ heating applications as high as 85 °C / 185 °F
  • Suited for variable speeds 500 – 1,500 min-1
  • Robust design

GEA Grasso 5 HP (metric units)
CO₂ Freezing applications / 50 bar

GEA Grasso 5 HP (metric units)
NH₃ Heat pump applications / 50 bar

GEA Grasso 5 HP (imperial units)
CO₂ Freezing applications / 725 psi

GEA Grasso 5 HP (imperial units)
NH₃ Heat pump applications / 725 psi

1 Theoretical swept volume based on max. speed mentioned in the table
2 Variable speed drive only
3 Capacity based on package with 2K non-useful superheat & 0K subcooling (two-stage on open flash C interstage cooler)

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