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Parker RU101S20CV - Unloading Relief Valves

Parker’s unloading pressure control valves automatically charge and maintain a specific pressure range within accumulators by loading and unloading pump flow. Usable with fixed or variable pumps and pressure of 420 bar (6000 psi) and flow up to 1 gpm.

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Brand Parker

Part No. RU101S20CV

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Products specifications

Attribute name	Attribute value
Standard Setting Pressure	1000	Maximum Operating Temperature	+400
Division	Hydraulic Valve Systems Division	Cavity Size	C10-3
Minimum Operating Temperature	-15	Flow Rate	1
Pressure Control Range	100-1000	Leak Rate	10 (port 2 to 3), 60 (port 1 to 2)
Maximum Tank Pressure	3000	Weight	0.5
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	Adjustment Mechanism	Screw
Maximum Operating Pressure	3500	Function	Unloading Relief Valve
Valve Material	All parts steel. All operating parts hardened steel	Body Material	n/a
Installation Torque	16	Division	Hydraulic Systems Division
Maximum Flow Rate	1	Actuation Type	Pressure Sensing
Operating Temperature	-15 to +400	Seal Material	Fluorocarbon
Maximum Inlet Pressure Rating	3500	Maximum Pressure Setting	2000
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Maximum Flow Rate	1 GAL/MIN, 3.75 L/MIN	Pressure Control Range	150-2000 PSI, 10.3-138 BAR
Seal Material	Fluorocarbon	Adjustment Mechanism	Screw

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