Pilot Operated Ventable Relief Valves - A04H3PWN

REGIONAL - Parker’s pilot operated ventable relief valves offer the ability to control the pressure setting via internal adjustment or remote circuit; ideal in applications that require multiple settings up to 420 bar (6000 psi) and 400 lpm (106 gpm).
Availability: Backordered
SKU: A04H3PWN
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Products specifications
Attribute nameAttribute value
Body MaterialN/AMaximum Operating Temperature250 °F
Weight0.25 kgSeal MaterialNitrile
Maximum Operating Pressure6000 psiFor Fluid TypeMineral-based Hydraulic Fluids
DivisionHydraulic Cartridge Systems DivisionCavity SizeC10-3S
Filter Efficiency RatingSAE Class 4Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Flow Rate50 Gal/minMinimum Operating Temperature-34 °C
Mounting TypeScrew-in CartridgeActuation TypePressure Sensing
Maximum Pressure Setting6000 psiDivisionMobile Hydraulic Systems Division Europe
Operation TypeAutomaticValve MaterialHardened Steel (all operating parts)
Reseat Pressuren/aAdjustment MechanismKnob
Maximum Tank Pressure6000 psiOperating Temperature-34 to 121 °C
Pressure Control Range10 to 420 barStandard Setting Pressure200 bar
Pressure Control Sensitivity800 psi Per TurnMaximum Inlet Pressure Rating6000 psi
FunctionPilot OperatedLeak Rate25 cm3/min @ 1450 Psi (100 bar)
ConfigurationVentable Pressure ReliefMaximum Flow Rate190 L/min
Installation Torque37 lb-ft
Seal MaterialNitrileAdjustment MechanismKnob
Pressure Control Range145-6000 PSI, 10-420 BARMaximum Inlet Pressure Rating6000 PSI, 420 BAR
Flow Rate50 GAL/MIN, 190 L/MIN
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