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Direct Acting Differential Area Relief Valves - RDH083F15

Name: Direct Acting Differential Area Relief Valves - RDH083F15
SKU: RDH083F15

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.

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SKU RDH083F15

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Products specifications

Attribute name	Attribute value
Seal Material	Nitrile	Mounting Type	Screw in cartridge valve
Cracking Pressure	N/A	Adjustment Mechanism	Fixed
Flow Rate	12 GAL/MIN, 45 L/MIN	Maximum Inlet Pressure Rating	5500 PSI, 380 BAR
Pressure Control Range	100-1500 PSI, 6.9-103.5 BAR	Standard Setting Pressure	750 PSI, 51.7 BAR
Seal Material	Nitrile	Body Material	n/a
Minimum Operating Temperature	-30	Division	Hydraulic Systems Division
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Weight	0.43
Maximum Operating Pressure	5500	Function	Direct Acting
Actuation Type	Pressure Sensing	Cavity Size	C08-2
Operation Type	Automatic	Maximum Tank Pressure	5000
Pressure Control Sensitivity	n/a	Port Thread Size	n/a
Cracking Pressure	n/a	Flow Rate	12
Maximum Flow Rate	12	Adjustment Mechanism	Fixed
Maximum Inlet Pressure Rating	5500	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Valve Material	All parts steel. All operating parts hardened steel
Operating Temperature	-30 to +250	Maximum Operating Temperature	+250
Mounting Type	Screw in cartridge valve	Leak Rate	10 @ 75% Crack Pressure
Configuration	Differential Area Relief, Differential Relief w/Reverse Flow Check	Minimum Operating Pressure	380
Reseat Pressure	75% of pressure setting	Installation Torque	23
Pressure Control Range	100-1500	Maximum Pressure Setting	1500
Standard Setting Pressure	750

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