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Picture of Direct Acting Differential Area Relief Valves - RDH083S15V

*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.

Direct Acting Differential Area Relief Valves - RDH083S15V

Parker’s direct acting differential area relief valves are for fast response intermittent applications and work up to 380 bar (5500 psi) and 151 lpm (40 gpm). These valves have lower leakage rates and pressure rise than standard direct acting reliefs.
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SKU RDH083S15V
$66.56
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Products specifications
Attribute nameAttribute value
UOMEASeal MaterialFluorocarbon
Adjustment MechanismScrewMounting TypeScrew in cartridge valve
Cracking PressureN/AFlow Rate12 GAL/MIN, 45 L/MIN
Maximum Inlet Pressure Rating5500 PSI, 380 BARPressure Control Range100-1500 PSI, 6.9-103.5 BAR
Standard Setting Pressure750 PSI, 51.7 BARSeal MaterialFluorocarbon
Body Materialn/aMaximum Operating Pressure5500 psi
DivisionHydraulic Systems DivisionMaximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Minimum Operating Temperature-26 °CFunctionDirect Acting
Actuation TypePressure SensingCavity SizeC08-2
Operation TypeAutomaticAdjustment MechanismScrew
Maximum Tank Pressure5000 psiPort Thread Sizen/a
Maximum Flow Rate12 Gal/minFlow Rate45 L/min
Maximum Inlet Pressure Rating380 barInstallation Torque23 lb-ft
Maximum Operating Temperature+204 °CFilter Efficiency RatingISO 4406 18/16/13, SAE Class 4
For Fluid TypeMineral-based or synthetic hydraulic fluidsValve MaterialAll parts steel. All operating parts hardened steel
Operating Temperature-15 to +400 °FMounting TypeScrew in cartridge valve
Weight0.19 kgCracking PressureN/A psi
Leak Rate.66 @ 75% Crack Pressure cm3/minConfigurationDifferential Area Relief, Differential Relief w/Reverse Flow Check
Reseat Pressure75% of pressure settingPressure Control Range6.9-103.5 bar
Maximum Pressure Setting1500 psiStandard Setting Pressure750 psi
Pressure Control Sensitivity218 per turn psiMinimum Operating Pressure380 bar
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