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Parker RAH201T20 - Pilot Operated Relief Valves

Parker’s pilot operated relief valves are designed for continuous duty applications featuring great stability with low pressure drop; working with pressures up to 420 bar (6000 psi) and flows up to 400 lpm (106 gpm).

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Brand Parker

Part No. RAH201T20

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Products specifications

Attribute name	Attribute value
Seal Material	Nitrile	Body Material	n/a
Minimum Operating Temperature	-30	Maximum Operating Pressure	5000
Division	Hydraulic Valve Systems Division	Division	Hydraulic Systems Division
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Flow Rate	100
Weight	2	Configuration	Pressure Relief
Actuation Type	Pressure Sensing	Operation Type	Automatic
Adjustment Mechanism	Tamper Resistant	Function	Pilot Operated
Maximum Tank Pressure	5000	Maximum Flow Rate	100
Cavity Size	C20-2	Maximum Inlet Pressure Rating	5500
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Valve Material	All parts steel. All operating parts hardened steel
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	Operating Temperature	-30 to +250
Maximum Operating Temperature	+250	Mounting Type	Screw in cartridge valve
Standard Setting Pressure	1000	Maximum Pressure Setting	2000
Pressure Control Range	200-2000	Pressure Control Sensitivity	539 per turn
Leak Rate	5 per @ 100 psi (6.8 bar) setting	Reseat Pressure	80% of pressure setting
Installation Torque	98	Seal Material	Nitrile
Adjustment Mechanism	Tamper Resistant	Maximum Inlet Pressure Rating	5500 PSI, 380 BAR
Pressure Control Range	200-2000 PSI, 13.8-138 BAR	Flow Rate	100 GAL/MIN, 379 L/MIN

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