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Price for Fire Alarm Valve, Alarm Check Valve for Fire Fighting
The Fire Alarm Valve, Alarm Check Valve for Fire Fighting is a check valve that only allows water flows unidirectionally and drive the matching part to alarm at prescribed pressure and flow. It constitutes the sprinkler system with water flow inductor, pressure switch and sprinklers. This valve is divided into two sides by a valve flap. The above side is connected with system pipeline ant the underside is connected with water supply. The valve flap will open only when the pressure between the two parts reach acertain level.
Technical parameters:
Nominal Diameter (mm) | 50~250 | ||
Nominal Pressure (PN) | 1.6 | 2.5 | Mpa |
Test Pressure | Shell | 6.4 | 10 |
Seal | 3.2 | 5 | |
Medium Temperature | -15°C~+200°C | ||
Medium | Water, Air | ||
Micro Switch Capacity | 24V 1A |
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