Fire Deluge Alarm Valve


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Product Details

ZSFM model deluge alarm valve adopt the principle of diaphragm and non-return, when the pipeline pressure which around diaphragm reach to balance, diaphragm will be in a closed position, when water supply system pressure exceed pipeline pressure, diaphragm will auto open a one-way check valve, and it can composed with other accessories and become kinds of deluge alarm fire extinguisher systems,. This type deluge alarm valve is widely used in hospital, hotel, market, factory, airport, entertainment venue, library, gym, convention center etc…

 

Main Technical Parameters

 

1. Rated working pressure: 1.2-1.6Mpa

2. Sealing test pressure: 2.4-3.2Mpa

3. Water supply pressure range: 0.14-1.6Mpa

4. Pipeline air pressure range: 0.3-0.5Mpa(dry type systems)

5. Alarm capability: DN100, 150, within 15s, DN200 within 60s.

6. The pressure of alarm oral area: ≥0.05 Mpa

 

 

Technical Parameters

 

Item Model

Nominal   Diameter

Nominal   Pressure

(MPa)

Corresponding   parameter on connection

Bolt through   hole

Electro   magnetic valve

Height(mm)

Flange plate   screw centre distance

ZSFG100

100

1.6

322

ø180

8×ø 18

DC24V0.5A

ZSFG150

150

1.6

415

ø 240

8×ø 22

DC24V0.5A

ZSFG200

200

1.6

550

ø 295

12×ø 22

DC24V0.5A


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