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Hydraulics

PD Series Pump

Variable Displacement Piston Pump, Operating Pressure of 4,060 psi.

The PD Series pump offers variable displacement axial piston pumps for open-circuit applications. Featuring a compact footprint and continuous operating pressure of up to 4,060 psi, PD pumps provide quiet operation and efficient control. The PD Series of Open-Circuit Piston Pumps boost productivity in medium pressure industrial applications. Featuring a rugged cradle-bearing design, wide temperature range, full power thru-drive capability and an optional torque limiter, PD pumps ensure reliable performance and quick response. The series also utilizes unique “ripple chamber” technology to reduce pressure pulsations resulting in a decrease of noise.

Key features:

  • Maximum operating pressure of 280 bar (4,060 psi)
  • Speed range of 600 – 1,800 rpm
  • Available in 7 displacements (cc) options: 18, 28, 45, 60, 75, 100, 140
  • Specifications
    • + expand all
    • - collapse all

    Performance Characteristics

    Body Material Cast Iron -
    Case Drain Option Yes -
    Charge Pump Option No -
    Circuit Type Open -
    Configuration Single/Tandem/Multiple -
    Control Method Pressure Limiter/Load Sense/Electronic Control/Uploading/Proportional/Fan drive -
    Energy Recovery Capable Yes -
    Filtration Option No -
    Fluid Type Standard Hydraulic Fluid -
    Maximum Displacement 140 cm³/rev 8.5 in³/rev
    Min./Max. Fluid Temperature -40°C to 95°C -40 ºF to 200°F
    Maximum Noise Level 83 DBA -
    Max. Operating Pressure (continuous) 280 bar 4000 psi
    Maximum Speed (RPM) 1800 -
    Min./Max. Viscosity (SUS) NA NA
    Max. Weight 82 kg 180 lbs
    Media Hydraulic/Liquid -
    Mounting Option SAE, ISO -
    Port Connection SAE, ISO, BSPP Flange, Straight Thread
    Pump Technology Piston -
    Rotation Clockwise, counter clockwise -
    Shaft Type SAE, ISO -
    Thru-drive Capability Yes -

    Features and Benefits

    Increased Productivity Proportional electric controls that provide flow on demand -
    Large stroking pistons for fast, stable response -
    Full power thru-drive capability -
    Improved Reliability Elastomer seals that eliminate gaskets and external leakage -
    Low Friction can and taper-roller shaft bearings -
    Industry-low viscosity capability -
    Design Flexibility Case drain port for horizontal or vertical shaft-up mounting -
    Optional maximum and minimum volume stops -
    End or side inlet and outlet ports -
    Small envelope size -
    Wide range of controls -
    Ease of Use Low noise nine-piston design -
    Hydraulic controls with "no leak" adjustments -
    Fewer parts for easier maintenance -

    Markets

    Industrial -
    Oil & Gas -
    Material Handling Equipment -
    Power Generation -

    Applications

    Power units -
    Industrial Molding -
    Pressing -
    Water jet cutting -
    Oil life pumps -
    Top drives -
    Pipe handling -
    Offshore cranes -
    Conveyor drives -
    CNG -
    Lube oil skids -
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