Deluge alarm valve is a one-way valve that through the wet type, dry type, electric or manual control
mode to start the water automatically as single direction flow into the water spray system simultaneously
report to the police,widely used in the rain, preaction systems, water mist system and the water curtain
system. Rain system is mainly composed of deluge valve, automatic start control system, network and open
type nozzle and the water supply system,a automatic sprinkler system.Apply to fire danger, there are many
fuel and high calorific value, burning flammable and explosive place of violent and spread quickly, and
require the environment temperature is not below 4ºC.Such as alcohol solvent production factory, spray
operating places of flammable liquid, chemical fiber items of warehouse and stage of a grape, etc.
performance model no. |
ZSFG-100 |
ZSFG-150 |
ZSFG-200 |
nominal diameter(mm) |
100 |
150 |
150 |
strength test
(Mpa) |
4.8 |
4.8 |
4.8 |
seal test(Mpa) |
2.4 |
2.4 |
2.4 |
the rated working pressure(Mpa) |
1.2 |
1.2 |
1.2 |
friction drag(Mpa) |
<0.01 |
<0.01 |
<0.01 |
starting time(S) |
<15 |
<15 |
<15 |