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> Fisher controls type 1808 pilot-operated relief valve
Fisher controls type 1808 pilot-operated relief valve
FISHER CONTROLS CO. PILOT-OPERATED RELIEF VALVE OR BACKPRESSURE REGULATOR
Size: 2 inch Body: CI Pilot Set Press Range: 5-125
Tag near vent reads: Type: 6358 Spring Color : Red Spring Range: 0-125 D:L Max Inlet Press: 150 PSIG
Type 1808 globe-body backpressure regulators or relief valves are
economical, compact devices used in either gas or
liquid service to maintain pressure on oil and gas
separators and in pressure relief applications in gas
distribution systems. The Type 6358 pilot is used in
backpressure regulation and pressure relief applications
throughout the oil and gas production industry, and is
used in either gas or liquid service.
Body Size and End Connection Style
Maximum Relief (Inlet) Pressure
150 psig (10,3 bar) including buildup
Bleeds only when repositioning the main valve
Internal (standard) or External (optional)
1/4-inch NPT with or without P590 Series filter
* Convenient Installation in any Position
150 psig (10,3 bar), including build-up
3 to 125 psig (0,21 to 8,6 bar) in three ranges
Type 1808: Cg 1410, Cv: 40.1, C1: 35.2
Type 1808A: Cg: 1800, Cv: 51.4, C1: 35
1/4 NPT with or without P590 Series Filter
