Direct Acting Relief Valves - RDH081T30

Parker’s direct acting relief valves are available in several cavity sizes and are designed for continuous duty applications with pressures up to 420 bar (6000 psi) and flows up to 200 lpm (53 gpm).
Availability: 5 in stock
SKU: RDH081T30
POR
Products specifications
Attribute nameAttribute value
Body MaterialN/AMaximum Pressure Setting210 bar
DivisionHydraulic Systems DivisionMinimum Operating Temperature-35 °F
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Maximum Operating Pressure380 bar
Actuation TypePressure SensingFunctionDirect Acting
ConfigurationPressure ReliefCavity SizeC08-2
Operation TypeAutomaticAdjustment MechanismTamper Resistant
Wire Mesh Screen Includedn/aMaximum Tank Pressure5000 psi
Weight0.2 lbSeal MaterialD-Ring (Standard)
Maximum Inlet Pressure Rating5500 psiFor 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-35 to +200 °FInstallation Torque32-36 lb-ft
Flow Rate1.9 L/minMaximum Flow Rate0.5 Gal/min
Standard Setting Pressure1500 psiPressure Control Sensitivity859 per turn psi
Pressure Control Range200-3000 psiReseat Pressure90% of pressure setting
Leak Rate0.33 @ 75% Crack Pressure cm3/min
Adjustment MechanismTamper ResistantSeal MaterialD-Ring (Standard)
Maximum Inlet Pressure Rating5500 PSI, 380 BARPressure Control Range200-3000 PSI, 13.8-210 BAR
Flow Rate0.5 GAL/MIN, 1.9 L/MIN
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