Hydraulic pumps GR
Compared to gear pumps, helical gear pumps have a quiet and smooth operation without pressure pulsations. They are characterized by very low noise (up to 60DBA at speeds up to 1500 rpm and pressures up to 20 MPa).
|Geometric volume:||4 … 200 cm3/rev|
|Speed range:||700 … 3600 rev/min (GR28 … GR55)|
|700 … 2200 rev/min (GR72)|
|Max. working pressure:||up to 30 MPa (depending on version)|