Fire Sprinkler Manufacturers

ZSFZ200 DN200 Wet Alarm Valve

Wet Fire Fighting System Wet Alarm Valve, model is ZSFZ200 (DN200).
  • Brand:

    GBOCO or Guangbo
  • Item no.:

    ZSFZ200 Alarm Valve
  • Payment:

    T/T, Chinese Agent Transfer RMB, Cash Payment
  • Product origin:

    Fujian, China
  • Color:

    Usually is Red, Popular sell in China
  • Goods stock:

    200
  • Min order:

    20
  • Shipping port:

    Xiamen-Fujian, Or Other Seaport in China
  • Lead Time:

    7-15 days
  • Product Details

The wet alarm valve is a cover type alarm valve, which is mainly composed of a valve body, a seat ring and a valve flap. The entire valve body is divided into upper and lower chambers by the valve flap. The upper chamber (system side) communicates with the system pipe network. The lower chamber (water supply side) communicates with the water source, and a seat ring is provided in the valve body. On the seat ring, there are a plurality of grooved small holes leading to the inlet pipe of the retarder.


Wet Fire Fighting System Wet Alarm Valve, model is ZSFZ150 (DN150), please see bellow sheet about details.


Wet Alarm Valve Model ZSFZ 100 ZSFZ 150 ZSFZ 200 ZSFZ 250
Nominal Diameter 1.6 1.6 1.6 1.6
Sealing Pressure 3.2 3.2 3.2 3.2
Intensity pressure 6.4 6.4 6.4 6.4
Environmental conditions from 4ºC until 70ºC
Storage environment requirements from -10ºC until +40ºC
Storage environment It should be stored in a ventilated and dry warehouse, avoiding storage with corrosive substances
Product performance standards GB5135.2-2003 Automatic sprinkler system Part 2: Wet alarm valve, delay device, hydraulic alarm bell
Connection method Flanged
Hydraulic friction When the flow rate is 4.5m/s, Hydraulic friction<0.04MPa





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