La description
Brief introduction and application Deluge alarm valve can be
initiated under wet-type, dry, electric or manual control. It is a
non-return valve to let water flow in the spraying system
automatically without return and give alarm. It is widely used in
shower system, pre-operating system, atomizing system and water
curtain system. 　Shower system is applicable to places with high
fire hazard, much flammables, large heating capacity, fierce
combustion and quick spreading as well as the need of dense
spraying within the same protective area, such as the storage room
of liquefied gas bottles, the production workshop of foam rubber,
the warehouse of chemical fibers, the stage of theater, telecasting
studio and movie studio. 　Pre-operating system is a new auto
spraying extinguishments system, which is more and more widely
used. It has the advantages of early alarm, quick spaying, complete
functions and wide application. Beside of places where wet-type
system and dry system are applicable, it is also applicable to high
temperature by water and forbid miss-spraying due to non-fire
causes, ***** high class hotel, library of treasured books,
archives and storage of valuables. 　Atomizing system is used for
the extinguishments of solid fire, liquid fire and electric fire as
well as the protection and cooling for the production, storage,
loading or unloading equipment of flammable gas and liquid type A,
B and C, ***** the drying place of common flammables such as paper
and textile, industrial equipment with fire danger, workshop with
dust fire danger, transformer, cable, oil tank as well as the
reservoir of liquefied gas and flammable liquid. 　Water curtain
system is applicable to the stage entrance, door, window, hole and
flammable structure wall as an independent fire protection or joint
protection with fireproof rolling-up curtain and glass curtain
wall, for fire retardant, isolation of space, sealing of door,
window and hole, separation of entrance, cooling of the external
surface of building, etc. Main technical performance and parameters
Nominal diameter (mm):**0 Strength test(MPa):4.8 Sealing
test(MPa):2.4 Rated working pressure(MPa):1.2 Starting
time(S):＜*5 Friction resistance(MPa): 0.*1 Packing Pcs/ctn:1
Size(cm):*0x*5x*0 G.W(kg):*4 Remark: Including deluge valve, water
alarm, connection pipe & pressure gauge, gasket, sealing-ring.
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China |
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ZSFG
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