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Parker RDH081S30V - 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. RDH081S30V

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Products specifications

Attribute name	Attribute value
Seal Material	Fluorocarbon	Body Material	n/a
Division	Hydraulic Systems Division	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Minimum Operating Temperature	-26 °C	Function	Direct Acting
Configuration	Pressure Relief	Actuation Type	Pressure Sensing
Maximum Pressure Setting	3000 psi	Cavity Size	C08-2
Operation Type	Automatic	Adjustment Mechanism	Screw
Wire Mesh Screen Included	n/a	Maximum Tank Pressure	350 bar
Weight	0.2 lb	Maximum Inlet Pressure Rating	380 bar
Maximum Operating Temperature	+204 °C	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Valve Material	All parts steel. All operating parts hardened steel	Operating Temperature	-15 to +400 °F
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	Mounting Type	Screw in cartridge valve
Installation Torque	32-36 lb-ft	Maximum Operating Pressure	380 bar
Flow Rate	1.9 L/min	Maximum Flow Rate	0.5 Gal/min
Standard Setting Pressure	1500 psi	Pressure Control Sensitivity	859 per turn psi
Pressure Control Range	13.8-210 bar	Reseat Pressure	90% of pressure setting
Leak Rate	5 @ 75% Crack Pressure drops/min	Seal Material	Fluorocarbon
Adjustment Mechanism	Screw	Maximum Inlet Pressure Rating	5500 PSI, 380 BAR
Pressure Control Range	200-3000 PSI, 13.8-210 BAR	Flow Rate	0.5 GAL/MIN, 1.9 L/MIN

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