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*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.

Parker RDH083T30V - Direct Acting Differential Area Relief Valves

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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Brand Parker

Part No. RDH083T30V

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Products specifications

Attribute name	Attribute value
Seal Material	Fluorocarbon	Body Material	n/a
Maximum Operating Pressure	5500 psi	Division	Hydraulic Systems Division
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Minimum Operating Temperature	-26 °C
Function	Direct Acting	Actuation Type	Pressure Sensing
Maximum Pressure Setting	3000 psi	Cavity Size	C08-2
Operation Type	Automatic	Adjustment Mechanism	Tamper Resistant
Maximum Tank Pressure	5000 psi	Port Thread Size	n/a
Maximum Flow Rate	12 Gal/min	Flow Rate	45 L/min
Maximum Inlet Pressure Rating	5500 psi	Installation Torque	23 lb-ft
Maximum Operating Temperature	+400 °F	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
Weight	0.19 kg	Standard Setting Pressure	1500 psi
Cracking Pressure	N/A psi	Leak Rate	10 @ 75% Crack Pressure drops/min
Configuration	Differential Area Relief, Differential Relief w/Reverse Flow Check	Reseat Pressure	75% of pressure setting
Pressure Control Range	1000-3000 psi	Minimum Operating Pressure	380 bar
Pressure Control Sensitivity	27 per turn bar	Seal Material	Fluorocarbon
Adjustment Mechanism	Tamper Resistant	Mounting Type	Screw in cartridge valve
Cracking Pressure	N/A	Flow Rate	12 GAL/MIN, 45 L/MIN
Maximum Inlet Pressure Rating	5500 PSI, 380 BAR	Standard Setting Pressure	1500 PSI, 103.5 BAR
Pressure Control Range	1000-3000 PSI, 69-210 BAR

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