Direct Acting Relief Valves - RDH082S30N

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: Backordered
SKU: RDH082S30N
POR
Products specifications
Attribute nameAttribute value
Body MaterialN/AWeight0.18 kg
Seal MaterialNitrileMinimum Operating Temperature-30 °F
Maximum Operating Pressure5500 psiDivisionHydraulic Systems Division
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Flow Rate30 L/min
Maximum Flow Rate8 Gal/minActuation TypePressure Sensing
FunctionDirect ActingConfigurationPressure Relief
Maximum Pressure Setting3000 psiCavity SizeC08-2
Operation TypeAutomaticAdjustment MechanismScrew
Wire Mesh Screen Includedn/aMaximum Tank Pressure350 bar
Maximum Inlet Pressure Rating380 barFor Fluid TypeMineral-based or synthetic hydraulic fluids
Maximum Operating Temperature+121 °CValve 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 valveInstallation Torque32-36 lb-ft
Standard Setting Pressure1500 psiLeak Rate5 @ 75% Crack Pressure drops/min
Reseat Pressure85% of pressure settingPressure Control Range250-3000 psi
Pressure Control Sensitivity35 per turn bar
Seal MaterialNitrileFlow Rate8 GAL/MIN, 30 L/MIN
Adjustment MechanismScrewMaximum Inlet Pressure Rating5500 PSI, 380 BAR
Pressure Control Range250-3000 PSI, 17.2-210 BAR
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