Hydraulic Pump Sizing

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  • With a pump larger than .677, the 5000 lb gross weight LifeTrac begins to stall going up steep inclines.
  • The .976 cu in pump drives this motor only up to 1730 rpm in a test run with a 27 hp Power Cube, so I got a smaller motor - [1] - in order to drive a 24 kW 1800 rpm 3-phase generator.