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Hydraulics

HPR-02 Self Regulating Pump

The self-regulating HPR-02 is a high perssure axial piston pump in a swash plate designed for open loop systems. With both clockwise and counter clockwise rotation, it is self priming at high nominal speeds.  It can reach a higher rotating speed by tank pressurization or swash angle reduction. It is a good fit for application in which noise is a concern, with an adaptive noise optimization SPU silencer. Decompression fluid is drained via pump housing for suction side stability. With exact and rugged load sensing controls, the HPR-02 pump is a good fit for tough environments and applications.

The HPR-02 pump has a special “flow on demand” control to increase energy saving. It has a compact design, while still maintaining high power density, reliability, pressuring rating, and a long working life. This pump is based on a modular system, enabling GSGR to configure it according to your requirements.

  • Specifications
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    Technical Data

    Rated Sizes 55 165D
    Max. Displacement 55 c/rev 331.2 cc/rev
    Max. Speed 2700 rpm 2100 rpm
    Max. Oil Flow 148.5 l/min 695.5 l/min
    Nominal Pressure 380 bar 420 bar
    Max. Pressure 420 bar 500 bar
    Perm. Housing Pressure 2.5 bar -
    Max. Input Torque 368 Nm 1964 Nm
    Corner Power 104 kW 431.8 kW
    Permissible Shaft Loads Axial: 2000 N
    Radial: on request
    Permissible Housing Temperature 90° C -
    Weights (without oil) 39 kg 177 kg
    Response Times See Datasheet -

    Filtration

    For reliable proper function and long service life 18/16/13
    Minimum Requirements 20/18/15
    International Standard Code Number & Corresponding Purity Class 18/16/13 8A/7B/7C
    20/18/15 9A/8B/8C

    Operational Parameters: Pressure Fluids

    Permitted Pressure Fluids Mineral oil HLP to DIN 51524-2 Biodegradable fluids in accordance with ISO 15380
    Pressure Fluid Temp. Range -20° C to +90° C
    Working Viscosity Range 10 mm^2/s to 80 mm^2/s -
    Optimum Working Viscosity 15 mm^2/s to 30 mm^2/s -
    Max. Viscosity (short time start up) 1000 mm^2/s -

    Configurable Modular System Features

    Rated Size - -
    Direction of Rotation - -
    Pump Controller - -
    Solenoid Connector Type - -
    Solenoid Operating Voltage - -
    Noise Reduction SPU - -
    Drive Shaft - -
    PTO Through-Drive - -
    PTO Attachment - -
    Gear Pumps - -
    Gear Pumps PTO - -
    Pump Setting (ie: Speed, LS-Setting, Power-Limitation, etc) - -
    Pressure Cut-Off Remote Control - -
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