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Direct Acting Differential Area Relief Valves - RDH103T30

Name: Direct Acting Differential Area Relief Valves - RDH103T30
SKU: RDH103T30
Availability: InStock

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.

Availability: 13 in stock

SKU: RDH103T30

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Products specifications

Attribute name	Attribute value
Body Material	N/A	Maximum Operating Pressure	5500 psi
Division	Hydraulic Systems Division	Minimum Operating Temperature	-35 °F
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Maximum Operating Temperature	+200 °F
Actuation Type	Pressure Sensing	Function	Direct Acting
Maximum Pressure Setting	3000 psi	Operation Type	Automatic
Adjustment Mechanism	Tamper Resistant	Cavity Size	C10-2
Maximum Tank Pressure	350 bar	Port Thread Size	n/a
Seal Material	D-Ring (Standard)	Weight	0.5 lb
Maximum Inlet Pressure Rating	5500 psi	Maximum Flow Rate	75 L/min
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	Mounting Type	Screw in cartridge valve
Operating Temperature	-37 to +93 °C	Flow Rate	75 L/min
Installation Torque	51-55 lb-ft	Standard Setting Pressure	1500 psi
Cracking Pressure	N/A psi	Configuration	Differential Area Relief, Differential Relief w/Reverse Flow Check
Reseat Pressure	85% of pressure setting	Leak Rate	.33 @ 75% Crack Pressure cm3/min
Pressure Control Range	1000-3000 psi	Pressure Control Sensitivity	375 per turn psi
Minimum Operating Pressure	380 bar
Adjustment Mechanism	Tamper Resistant	Mounting Type	Screw in cartridge valve
Cracking Pressure	N/A	Seal Material	D-Ring (Standard)
Flow Rate	20 GAL/MIN, 75 L/MIN	Maximum Inlet Pressure Rating	5500 PSI, 380 BAR
Standard Setting Pressure	1500 PSI, 103.5 BAR	Pressure Control Range	500-3000 PSI, 34.5-210 BAR

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