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Woodward 8250-817
Integrated hydraulic control solenoid valve component matched with Woodward hydraulic governor, used for engine fuel hydraulic loop switching, pressure regulation and emergency cut-off control. It adopts high-precision valve body processing and special electromagnetic coil design, with fast response speed, good sealing performance and long service life. The assembly integrates pressure regulating valve, reversing valve and emergency cut-off valve structure, adapt to high-pressure hydraulic oil loop working conditions, stable control fuel oil circuit opening and closing and pressure regulation.
Detailed content
Technical Specifications
Rated Working Voltage: 24VDC electromagnetic coil rated voltage
Working Hydraulic Pressure: Rated working pressure 160bar, maximum bearing pressure 220bar
Fluid Medium: ISO VG32 / VG46 hydraulic oil and diesel fuel
Response Time: Valve opening and closing action response time less than 30ms
Working Temperature: -20℃ to +80℃
Sealing Material: High temperature resistant fluororubber sealing ring
Installation Interface: Standard thread hydraulic pipeline interface
Functional Characteristics
High-precision spool and valve body fit, zero leakage under rated working pressure
High-efficiency electromagnetic coil, strong electromagnetic suction, stable action without jamming
Integrated emergency cut-off function, rapid cut-off fuel supply in fault state
High temperature resistant and oil resistant sealing material, adapt to long-term high-pressure oil circuit work
Integrated one-piece assembly design, convenient overall replacement and on-site maintenance
Anti-vibration structure design, no loose leakage under engine long-term vibration
Application Scenarios
Large marine diesel engine hydraulic control system, land generator set mechanical hydraulic governor oil circuit control, gas turbine fuel hydraulic regulating loop, oil and gas field engine power unit fuel cut-off protection, industrial steam turbine hydraulic servo control pipeline.
