Wet Alarm Valve
Wet Alarm Valve From DN50 to DN200
Description
Body: Ductile Iron / Stem,Springs: Stainless Steel / Disc: Brass or Aluminium or Bronze / Disc gasket or Disc washer : EPDM / ** Connection Type: Flanged or Grooved / Working Pressure: 300 PSI ( 20,6 Bar ) / Working Temp.: -10ºC , +120ºC / Working Test Pressure: 600 PSI (61,8 Bar) *** The wet alarm valve is designed for applications where the water is unlikely to freeze. The water staying pressurized in the pipes is released over the fire area after the sprinkler is activated due to fire. The pressurized water system is not only feed contionuously, but also fills in the retard chamber. After the chamber is filled, the pressure switch on the chamber is actuated. The pressure switch sends the alarm information to the fire warning system or the automation system. After the pressure switch is actuated, the water is delivered to the water-motor gong and releases a mechanical alarm.
- Fire protection equipment
- Fire alarms and detection - equipment and systems
- fire alarm system installation
- fire alarm
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