Specification of Lever-Type Deluge Alarm Valve
DN80, DN100, DN125, DN150,DN200, DN250
Nominal working pressure:
16 bars (1.6MPa)
Strength test pressure
48 bars (4.8MPa)
Usage of Lever-Type Deluge Alarm Valve
ZSFG model deluge valve is a one-way valve which via electric,engine or other way to open,and make water flow into sprinkler systems and meanwhile start to alarm.Deluge systems adopt open type fire sprinklers,it's will control by fire detection system,when get fire,fire detection system start to act and deluge alarm valve open,water exist in pipeline flow into protect area pipeline,then make all the open type fire sprinklers start to spray together and issue sound,light alarm singnal.ZSFG deluge alarm valve widely used in these places like dangerous ground and high headroom ground .Also it can used for foam systems.This type should upright installtion,in the freezing area,deluge alarm valve envuronment temerature should be more than 4℃,wet type control deluge alarm vavle should be keep in 4℃-70℃.
Packaging & Delivery
Packaging Details : plywood cases
Delivery Details: 30 days after receiving your payment
- Q:Fire weak alarm 24 volts power cord has several
- The fire alarm has only two lines, so it is only two lines from the bus signal to the fire alarm
- Q:What's the use of the fire alarm in the district (new residential building) (a red box on the wall)?
- If there is a fire, it is faster, one second is a second, ah, it is impossible to slowly take a screwdriver to unload the above screw.
- Q:What is the installation height of the fire alarm?
- Fire alarm radiation range is 30M, such as over 30M radius, you need to install the button, the installation height can not exceed 1.5M, buttons above the need to identify!
- Q:How do you get the fire alarm, button DC24V, alarm 220V?
- Manual is equivalent to a switch, the use of hand reported switch signal output. The normally open two terminal of the handle is connected to the work line of the alarm 220V power supply, the hand newspaper is pressed, and the 220V loop is formed to alarm the alarm bell.
- Q:How do you connect the fire alarm to a few wires?
- The working voltage of the fire alarm is DC24V, and the fire alarm action is controlled by the input output module. The connection between the alarm bells is connected in parallel, and the terminals of each alarm bell are only two, all of which are easy to follow. As shown in the following figure, Z1 and Z2 are bus signal source terminals, and D1 and D2 are 24V power line terminals. The line is connected to the fire alarm through the fire control module.
- Q:How to install fire alarm and button + connect to control box.
- Fire hydrant button, with indicator light, 4 lines, without light, 2 lines.Fire alarm system, also called fire alarm system, automatic fire alarm system.The system is composed of a fire alarm host, a fire characteristic or an early fire characteristic sensor, an artificial fire alarm device and an output control device.
- Q:How does the fire alarm turn on and off
- The transmission line of automatic fire alarm system should be made of metal tube, flame retardant plastic pipe or sealed wire slot.
- Q:Where should the fire department inform you after receiving the fire?
- After receiving the fire alarm, the fire brigade should immediately go to the fire site and notify the local public security fire protection agency in time.
- Q:What is the frequency of the fire alarm? Answer
- Fire alarms shall be in accordance with the following rules when interrupted:(1) the duration of inactivity (except for the silent time of the singing time) is less than 2 seconds, and the singing time is above the resting time.(2) in the singing time, the part of the alarm sound pressure below 70 dB is called the "silent time", and the alarm sound time should be above the sound time.(3) the time of no sound in the time of motion shall be less than 2 seconds.
- Q:Accidentally press the red fire bell back home twisted, and then hung on the phone has been ringing off the wall is going to stop.
- Stop home talking manual alarm button reset only by security personnel, and then returned to the fire control room can be reset.Don't panic, it's just a mistake.
QZJY,is a leading largest and professional manufacturer of fire hydrant and valves in China, Products for overseas markets covered all over the world.
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