One-way Alarm Check Valve, Alarm Valve, Taiwan Valve Model P
D150, D165 1-way alarm valve UL, cUL listed alarm check valve Size 4¡¨ / 6¡¨ Durable A size designed for easy installation and vertical installation Easy 1-way alarm valve Alarm Valve Taiwan valve provide quantity, genuine warranty contact 0917.911.114
Model P warning check valves are 4¡¨ / 6¡¨ used in wet pipe sprinkler system, including vertical and horizontal type. Installed between the water supply pressure system (Pressure pump) and the automatic sprinkler. The bulb of the sprinkler/link is flammable, when it is ignited by a fire, the sprinkler starts to work, which changes the pressure difference in the alarm valve and opens the flap, thereby signaling the water flow will be transmitted an electrical signal and the alarm device will give an audible alarm. Meanwhile, the pump will work automatically to supply water to the system.
Structure
- Body: Cast iron ASTM A48 grade 35
- Cover: Cast iron ASTM A48 grade 35
- Bridge valve: stainless steel AISI 304
- Rubber cushion: NBR
- O-ring: NBR
- Flange: ASTM C83600 B584
- Working pressure: 175 Psig 912.3 bar)
- Test pressure 350 Psig 924.6 bar)
- US Standard Flange: ANSI B16.5 (150 lb)
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