Direct Acting Relief Valves - RDH081S30N

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: 6 in stock
SKU: RDH081S30N
$57.60
Products specifications
Attribute nameAttribute value
Body MaterialN/AMaximum Pressure Setting210 bar
Seal MaterialNitrileMinimum Operating Temperature-30 °F
DivisionHydraulic Systems DivisionMaximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)
Maximum Operating Pressure380 barActuation TypePressure Sensing
FunctionDirect ActingConfigurationPressure Relief
Cavity SizeC08-2Operation TypeAutomatic
Adjustment MechanismScrewWire Mesh Screen Includedn/a
Maximum Tank Pressure350 barWeight0.2 lb
Maximum Inlet Pressure Rating380 barInstallation Torque43-49 Nm
For Fluid TypeMineral-based or synthetic hydraulic fluidsMaximum Operating Temperature+121 °C
Valve MaterialAll parts steel. All operating parts hardened steelOperating Temperature-34 to +121 °C
Filter Efficiency RatingISO 4406 18/16/13, SAE Class 4Mounting TypeScrew in cartridge valve
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/min
Seal MaterialNitrileAdjustment MechanismScrew
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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