China Preaction Fire Alarm Valve Automatic Alarm Valve System

preaction fire alarm valve automatic alarm valve system

Deluge alarm valve is a one-way valve that through the wet type, dry type, electric or manual control mode to

start the water automatically as single direction flow into the water spray system simultaneously report to the

police,widely used in the rain, preaction systems, water mist system and the water curtain system. Rain system

is mainly composed of deluge valve, automatic start control system, network and open type nozzle and the

water supply system,a automatic sprinkler system.Apply to fire danger, there are many fuel and high calorific

value, burning flammable and explosive place of violent and spread quickly, and require the environment

temperature is not below 4°C.Such as alcohol solvent production factory, spray operating places of flammable

liquid, chemical fiber items of warehouse and stage of a grape, etc.

Preaction system is automatic fire detection and alarm technology and automatic sprinkler system All together, in the closed sprinkler installed in the system. Usually without system when a fire breaks out the pipe filled with low pressure air or nitrogen for monitoring, so the system has the characteristics of dry type system. So it is suitable for installation in the both need to put out the fire with water, but never in areas are not allowed to fire running water. For example, library, archives, valuables storage room, computer room and so on. Also alternative dry system installed in areas such as high severe ice frozen.