Direct Acting Differential Area Relief Valves - RDH103T30

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.
Availability:
4 in stock
Olivette, MO4
SKU RDH103T30
$59.60
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Products specifications
Attribute nameAttribute value
UOMEAAdjustment MechanismTamper Resistant
Mounting TypeScrew in cartridge valveCracking PressureN/A
Seal MaterialD-Ring (Standard)Flow Rate20 GAL/MIN, 75 L/MIN
Maximum Inlet Pressure Rating5500 PSI, 380 BARStandard Setting Pressure1500 PSI, 103.5 BAR
Pressure Control Range500-3000 PSI, 34.5-210 BARBody Materialn/a
Maximum Operating Pressure5500 psiDivisionHydraulic Systems Division
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Minimum Operating Temperature-35 °F
Maximum Operating Temperature+200 °FWeight0.5 lb
FunctionDirect ActingActuation TypePressure Sensing
Maximum Pressure Setting3000 psiOperation TypeAutomatic
Adjustment MechanismTamper ResistantCavity SizeC10-2
Maximum Tank Pressure350 barPort Thread Sizen/a
Seal MaterialD-Ring (Standard)Maximum Inlet Pressure Rating5500 psi
Maximum Flow Rate75 L/minFilter 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
Mounting TypeScrew in cartridge valveOperating Temperature-37 to +93 °C
Flow Rate75 L/minInstallation Torque51-55 lb-ft
Standard Setting Pressure1500 psiCracking PressureN/A psi
ConfigurationDifferential Area Relief, Differential Relief w/Reverse Flow CheckReseat Pressure85% of pressure setting
Pressure Control Range1000-3000 psiMinimum Operating Pressure380 bar
Leak Rate.33 @ 75% Crack Pressure cm3/minPressure Control Sensitivity375 per turn psi
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