Shanghai Yishang Valve Co., Ltd.

The wet automatic sprinkler system composed of a wet alarm valve and other components (such as pressure switch, water flow indicator, sprinkler head, etc.) is currently the most widely used fixed automatic sprinkler system. The pipe network is filled with pressurized water and is in a long-term response state. It is suitable for use in ambient temperatures >
°C.
The wet alarm valve is a partition seat cover type structure. It is mainly composed of wet valve, delayer, pressure switch, hydraulic alarm bell, pressure gauge and other components.
The > type wet alarm valve produced by the company has various specifications with a nominal diameter of
. The valve body is made of ordinary gray cast iron, high-strength ductile iron, or stainless steel casting to meet the different needs of users.
The wet alarm valves produced by the company are supplied in complete sets. Users only need to install and use them according to the height of the upper and lower flange surfaces of the valve and the flange connection size.
Main technical parameters of wet alarm valve:
<> Model specifications
<> Nominal diameter
<> Maximum working pressure
<> Valve height
<> Flange outer diameter
<> Screw hole center distance
<> Screw hole number and hole diameter
<> Installation dimensions
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