Parker RAH201K20V - Pilot Operated Relief Valves

Parker’s pilot operated relief valves are designed for continuous duty applications featuring great stability with low pressure drop; working with pressures up to 420 bar (6000 psi) and flows up to 400 lpm (106 gpm).
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Brand Parker
Part No. RAH201K20V
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Products specifications
Attribute nameAttribute value
Seal MaterialFluorocarbonBody Materialn/a
Maximum Operating Pressure5000DivisionHydraulic Valve Systems Division
DivisionHydraulic Systems DivisionMaximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Minimum Operating Temperature-15Flow Rate100
Weight2ConfigurationPressure Relief
Actuation TypePressure SensingOperation TypeAutomatic
Adjustment MechanismKnobFunctionPilot Operated
Maximum Tank Pressure5000Maximum Flow Rate100
Cavity SizeC20-2Maximum Inlet Pressure Rating5500
For Fluid TypeMineral-based or synthetic hydraulic fluidsValve MaterialAll parts steel. All operating parts hardened steel
Filter Efficiency RatingISO 4406 18/16/13, SAE Class 4Operating Temperature-15 to +400
Maximum Operating Temperature+400Mounting TypeScrew in cartridge valve
Standard Setting Pressure1000Maximum Pressure Setting2000
Pressure Control Range200-2000Pressure Control Sensitivity539 per turn
Leak Rate5 per @ 100 psi (6.8 bar) settingReseat Pressure80% of pressure setting
Installation Torque98Seal MaterialFluorocarbon
Adjustment MechanismKnobMaximum Inlet Pressure Rating5500 PSI, 380 BAR
Pressure Control Range200-2000 PSI, 13.8-138 BARFlow Rate100 GAL/MIN, 379 L/MIN
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