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Alarm Check Valve Set Assembly

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Port:
Xiamen, China
Production Capacity:
5000 Sets/Month
Payment Terms:
L/C, T/T, D/P, Western Union, Paypal
Model NO.:
ZSFZ
Finished:
Red Painting
Size:
3"/4"/5"/6"/8"/10"
Working Pressure:
1.6MPa
Connection:
Flange
Accessories:
Retard Chamber, Water Motor Gong, etc.
Trademark:
SINCO/OEM
Transport Package:
Standard Export Package
Specification:
3"-10"
Origin:
Quanzhou, Fujian
HS Code:
8481804090
Sprinkler Head Type:
Closed
Alarm Valve Type:
Wet Alarm Valve
Automatically Opened and Closed Repeatedly:
Can′t Automatically Opened and Closed
Closed Fire Sprinkler System:
Wet Fire Sprinkler System
Wet Alarm Valve Structure:
Seat Type
Alarm Valve Diameter:
80mm-250mm

Product Description

Alarm check valve set assembly

Introduction
Alarm Check Valve is core element in wet pipe fire sprinkler systems. It serves a dual purpose which prevents a reverse flow of water (non-return), also provides for the use of the water motor gong. Meanwhile, in the event of variable pressure condition, false alarm is prevented with provision of retard chamber at the external bypass.

Feature
Standard: ANSI/ BS/ GB
Connection: Flanged as ANSI B16.1/ EN 1092-2
Installation: Vertical
Test: Factory hydro test 350 psi (2.4 MPa)
Temperature: 4°C to 70°C
W. pressure: 175/ 300 psi (1.21/ 2.07 MPa)
Surface: FBE coating as AWWA C550

Main Parts

Body	Ductile Iron	Cover	Ductile iron
Disc	Ductile iron / brass + EPDM	Stem	SS304/galvanized pipe
Seat	Bronze/Cast iron	Accessories	Standard trim & accessories, Retard chamber, Alarm pressure switch, Water motor gong, etc.

Technical parameters:

Model	ZSFZ80	ZSFZ100	ZSFZ125	ZSFZ150	ZSFZ200	ZSFZ250
Norminial diameter(mm)	80	100	125	150	200	250
Working pressure(Mpa)	1.6Mpa
Sealed test(Mpa)	3.2Mpa
Strength test(Mpa)	6.4Mpa
Flow rate(L/min)	15<Q<60
Retard alarm time(s)	5~90
Friction resistance(Mpa)	≤0.035
Height of alarm valve(mm)	250	260	265	270	370	430
Outside diameter of flange(mm)	200	220	250	285	340	405
Inside diameter of flange screw hole(mm)	160	180	210	240	295	355
Diameter of screw hole(mm)	8				12
Quantity of screw hole	18			22		26

Wet alarm check valve structure
Alarm Check Valve Set Assembly

Our Company
We could supply fire hose, fire hose fittings, spray nozzle, coupling, automatic fire sprinkler system products, gate valves, check valves, ball valves, etc. All these products strictly confirming to JIS, API ans BS standards. All of our products comply with international quality standards and are greatly appreciate in avariety of markets around world. Our factory is covering an area of 15900 square meters, we now over 300 workers. Our well-equipped facilities and excellent quality control throughout all stages of production enable us to guarteen total customer satisfaction. As a result of our high quality products and outstanding customer service, we have gained a globe sales network reaching the North America, South America, Mideast, Southeast Asia, East Europe, etc.
Alarm Check Valve Set Assembly

Other Firefighting Equipment Alarm Check Valve Set Assembly

FAQ
1. Could you supply the samples?
Free samples always ready if the value is within our purview.

2.Do you have the MOQ?
For conventional products, Low MOQ.

3. Can you add some logo on the products?
Yes. We could OEM and design your logo.

4. Are you able to design or explore a new products for us?
Yes, we are able to, if the clients could supply the drawings or samples.

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