RU104 Pressure Unloading Valve
This valve is best suited for accumulator unloading circuits or can be used as a remote to pilot valves. They provide a fixed percentage between load and unload pressures. Features low hysteresis, cartridge design, hardened/precision ground parts for durability, and zinc plated external parts.
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Specifications
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Mechanical
Rated Flow 1 LPM (.25 GPM) - Maximum Inlet Pressure 250 Bar (3600 PSI) - Maximum Pressure Setting 250 Bar (3600 PSI) - Maximum Tank Pressure 210 Bar (3000 PSI) - Leakage at 150 SSU (32 cSt) Port 1 leakage 48 ml/min. @207 Bar (3000 PSI) - Cartridge Material All parts steel. All operating parts hardened steel. - Fluid Compatibility/Viscosity Mineral-based or synthetic with lubricating properties at viscosities of 45 to 2000 SSU (6 to 420 cSt) - Filtration ISO-4406 18/16/13, SAE Class 4 - Approx. Weight 0.45 kg (1.0 lbs.) - Cavity C10-4 (See BC Section for more details) - Form Tool Rougher NFT10-4R Finisher NFT10-4F Environmental
Operating Temp. Range/Seals -37°C to +93°C (“D”-Ring) -35°F to +200°F -34°C to +121°C (Nitrile) -30°F to +250°F -26°C to +204°C (Fluorocarbon) -15°F to +400°F -
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