CHIEF TWO STAGE PUMP: 28 GPM, CW 2 BOLT A FLANGE, 20 HP, 1.397 CID, 3600 RPM

Model GP-CBN is a HI/LO hydraulic gear pump offers maximum pressures of 900 psi for the low pressure pump and 3000 psi for the high pressure pump.  The change from LO to HI pressure is automatic with the LO pressure preset from 400 psi to 900 psi.  The HI/LO pump is all cast iron.  Applications for HI/LO Pump include log splitters, presses, etc. where rapid movement of the cylinder at low pressure is required prior to automatically switching to the high pressure mode to meet load requirements.

Specifications:
GPM:  25 / 6.2 (93% eff)
Action:  Unloading at 850 PSI
PSI:  3000
Max Temp:  175 F
HP:  20
RPM:  3600
C.I.D.:  1.397/.464
Pressure Port Size:  3/4’’ NPT
Brand:  Chief

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