Alarm Valves
Product ID: C-4(4"), C-6(6")
3H model C-4 & C-6 alarm valves are designed to provide a grooved seat alarm port, external by-pass and a removable hand hole cover hinged to a clapper assembly which is easily for inspection or replacement of the rubber clapper facing, The valve can be installed either vertically or horizontally on a wetpipe sprinkler system, and can be used with constant pressure or variable pressure water supplies.
- Material specifications:
- Body and cover: cast iron FC-25
- Clapper assembly: brass casting BC-1
- Seat: brass casting BC-1
- Clapper facing: rubber (NBR)
- Hinge pin bushing: brass casting BC-1
- Technical data:
- Pattern: 180 Degree(inlet to outlet)
- Standard connections: 4" & 6" flanges Ansi 150#(JIS 10K)
- Working pressure: 175 PSI WWP(1207 Kpa or 12.1Bars)
- Flow rate: 960 Gpm at 20.7Kpa for 4" valve; 1600 Gpm at 20.7 Kpa for 6" valve
- Pressure loss: for use in hydraulic calculation, the pressure loss through the alarm valve may be expressed as.
- Shipping weight: 23.0kgs for 4" valve; 48.5kgs for 6" valve
Main Products:
fire protection equipment including sprinkling system, ABC dry powder fire extinguishing agent, fire alarm system control panel, fire fighting system