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Calcimator

Hydraulic Power Unit Calculator

Size a complete hydraulic power unit including pump, electric motor, and reservoir from circuit pressure and flow demands.

Inputs

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Results

Electric motor (HP)

25

Calculated motor HP20.59
Hydraulic HP17.5
Pump displacement (in³/rev)1.32
Reservoir size (gal)30
Heat generated (BTU/hr)14,310
Motor current at 460V 3Φ (A)27.5
Annual energy cost ($)$3,357
Actual Flow10
Heat Kw4.19
Motor Amps230v55.08
Suction Line Dash16
How to Use This Calculator
  1. Enter Required pressure (PSI), Required flow (GPM), and Pump efficiency.
  2. Set Electric motor RPM, Duty cycle, and Reservoir multiplier (×GPM).
  3. Adjust Number of actuators as needed.
  4. Review the Electric motor (HP) result.
  5. Use Calculated motor HP and Hydraulic HP to inform your decision.
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