Parker RAH201T10 - 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. RAH201T10
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Products specifications
Attribute nameAttribute value
Seal MaterialNitrileBody Materialn/a
Maximum Operating Pressure5000 psiDivisionHydraulic Cartridge Systems Division
DivisionHydraulic Systems DivisionMaximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Minimum Operating Temperature-34 °CFlow Rate100 Gal/min
Weight2 lbMaximum Flow Rate379 L/min
ConfigurationPressure ReliefActuation TypePressure Sensing
Operation TypeAutomaticAdjustment MechanismTamper Resistant
FunctionPilot OperatedMaximum Tank Pressure5000 psi
Cavity SizeC20-2Maximum Inlet Pressure Rating380 bar
Installation Torque133 NmMaximum Operating Temperature+250 °F
For Fluid TypeMineral-based or synthetic hydraulic fluidsValve MaterialAll parts steel. All operating parts hardened steel
Operating Temperature-30 to +250 °FFilter Efficiency RatingISO 4406 18/16/13, SAE Class 4
Mounting TypeScrew in cartridge valveMaximum Pressure Setting69 bar
Standard Setting Pressure500 psiPressure Control Range6.9-69 bar
Pressure Control Sensitivity23 per turn barLeak Rate5 per @ 100 psi (6.8 bar) setting cm3/min
Reseat Pressure80% of pressure settingSeal MaterialNitrile
Adjustment MechanismTamper ResistantMaximum Inlet Pressure Rating5500 PSI, 380 BAR
Pressure Control Range100-1000 PSI, 6.9-69 BARFlow Rate100 GAL/MIN, 379 L/MIN
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