Parker RDH101S30V - Direct Acting Relief Valves

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).
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Brand Parker
Part No. RDH101S30V
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Products specifications
Attribute nameAttribute value
Seal MaterialFluorocarbonBody Materialn/a
Maximum Operating Pressure5500 psiDivisionHydraulic Systems Division
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Minimum Operating Temperature-15 °F
Weight0.4 lbFunctionDirect Acting
ConfigurationPressure ReliefActuation TypePressure Sensing
Maximum Pressure Setting3000 psiOperation TypeAutomatic
Adjustment MechanismScrewWire Mesh Screen Includedn/a
Cavity SizeC10-2Maximum Tank Pressure350 bar
Maximum Inlet Pressure Rating380 barMaximum Operating Temperature+400 °F
For Fluid TypeMineral-based or synthetic hydraulic fluidsValve MaterialAll parts steel. All operating parts hardened steel
Operating Temperature-15 to +400 °FFilter Efficiency RatingISO 4406 18/16/13, SAE Class 4
Mounting TypeScrew in cartridge valveInstallation Torque37-41 lb-ft
Flow Rate0.5 Gal/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 Rate5 @ 75% Crack Pressure drops/minSeal MaterialFluorocarbon
Adjustment MechanismScrewMaximum Inlet Pressure Rating5500 PSI, 380 BAR
Pressure Control Range200-3000 PSI, 13.8-210 BARFlow Rate0.5 GAL/MIN, 1.9 L/MIN
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