Wet alarm valve device and other components ( such as pressure switch; flow indicator; sprinklers, etc. ) ZS wet automatic sprinkler system consisting of a fixed fire extinguishing system widely used in the system it is full pressure water pipe network, long-term use. working conditions, applicable to 4 ° C ~ 70 ° C ambient temperature use ( and refer to the vertical can be mounted vertically ), when the fire broke out somewhere within the protected area; the ambient temperature increases; nozzle temperature-sensitive element (glass ball) broken sprinkler sprinkler system will automatically start the sprayed water directly to the fire area, and an alarm signal to reach the police, fire, fire control purpose .

Model Specifications	ZSFZ100	ZSFZ125	ZSFZ150	ZSFZ200
Nominal Diameter (mm)	DN100	DN125	DN150	DN200
Rated working pressure (MPa)	1.2
Strength test pressure (MPa)	4.8
Operation flow (L / min)	15 (Q (60
Delay time (s)	5 (t (90
Friction (MPa)	(0.02
Bell Loudness (DBCA)	) 80