Wet deluge valve for fire alarm system is a kind of lever-type structure with anti-reset function, it is made as per GB5135.5-2000 Standard. deluge alarm valve is widely used for various type of dry type system(system side pipenet fits open sprinklers), such as deluge alarm system, water curtain system and water mist system.
Product name: deluge fire system
Model no.: ZSFZ125,
Nominal diameter: 125mm
Nominal working pressure: 12 bar (1.2MPa)
Strength test pressure: 48 bar (4.8MPa)
Flux (L/min): 15 to 60
Delay time: 5 to 90 seconds
Friction drag: less than 0.02 Mpa
Alarm volume: larger than 80