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Anti-Ice Pressure Regulating Shut-Off Valve
Brand: Parker HannifinParker Aerospace anti-ice pressure regulating shut-off valve controls the application of HP3 air to the downstream anti-ice pressure relief valve to maintain the engine intake (nacelle) free from ice under fault-free operation.
Features- Robust against high pressure and high temperature
- Designed to withstand high-vibration levels
- Chromed-bore surfaces coupled wit hcarbon bushings and seals for wear resistance
Specifications
Brand
Burst Pressure
- Servo & Inlet: 1404 psia at Room Temperature
Dry Weight (Lbs)
- 12.2 lb max.
External Leak Rate
- 1.3 lb/min
Internal Leak Rate
- 2.23 lb/min
Maximum Ambient Temperature (°F)
- 1070° F Max.
Maximum Operating Temperature (°F)
- 1016° F Duct Air Temperature, Max.
Maximum Working Pressure (psig)
- 350 psia at 1016° F
Minimum Ambient Temperature (°F)
- 395° F Duct Air Min. Operating
Minimum Operating Pressure (psig)
- 17 psia at 395° F
Operating Temperature (°F)
- 540° F Surrounding Air Temperature, Peak
Proof Pressure
- Servo & Inlet: 655 psia at Room Temperature
Response Time
- Opening, Regulating, & Closing: 6 seconds Each
Safety Factor
- Spring-loaded Open Fail-safe Position
- Commercial aircraft engines