Pilot Operated Relief Valves - RAH081T30

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).
Availability: Backordered
SKU: RAH081T30
POR
Products specifications
Attribute nameAttribute value
Body MaterialN/AWeight0.09 kg
Maximum Operating Pressure350 barMaximum Pressure Setting210 bar
DivisionHydraulic Systems DivisionDivisionHydraulic Cartridge Systems Division
Minimum Operating Temperature-37 °CMaximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Actuation TypePressure SensingConfigurationPressure Relief
Cavity SizeC08-2Operation TypeAutomatic
Adjustment MechanismTamper ResistantFunctionPilot Operated
Maximum Tank Pressure350 barMaximum Inlet Pressure Rating350 bar
Seal MaterialD-Ring (Standard)Maximum Flow Rate20 Gal/min
Installation Torque43-49 NmFor Fluid TypeMineral-based or synthetic hydraulic fluids
Valve MaterialAll parts steel. All operating parts hardened steelFilter Efficiency RatingISO 4406 18/16/13, SAE Class 4
Maximum Operating Temperature+93 °CMounting TypeScrew in cartridge valve
Operating Temperature-37 to +93 °CStandard Setting Pressure1500 psi
Pressure Control Sensitivity58.9 per turn barPressure Control Range200-3000 psi
Flow Rate75.8 L/minLeak Rate5 per @ 100 psi (6.8 bar) setting cm3/min
Reseat Pressure90% of pressure setting
Adjustment MechanismTamper ResistantMaximum Inlet Pressure Rating5000 PSI, 350 BAR
Seal MaterialD-Ring (Standard)Pressure Control Range200-3000 PSI, 13.8-210 BAR
Flow Rate20 GAL/MIN, 75.8 L/MIN
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