Fire Alarm Check Valve for Fire Fighting Sprinkler System

Product Description

Product DescriptionZSFZ Model Wet Alarm Check Valves
The ZSFZ Model Alarm Check Valves are designed for use in applications where the temperature is maintained above freezing and intended for use in wet pipe (automatic sprinkler) fire protection systems. They are installed vertically,and they are designed to automatically actuate electric and/or hydraulic alarms when there is a steady flow of water into the system that is equivalent to the discharge rate of one or more sprinklers.SpecificationZSFZ series Alarm Check Valve
Features:
Ductile Iron body
Galvanized pipe line
Carbon Steel Retard Chamber
Carbon SteelWater Motor Gong

Specification
Model	ZSFZ80	ZSFZ100	ZSFZ125	ZSFZ150	ZSFZ200	ZSFZ250
Size	3"/DN80	4"/DN100	5"/DN125	6"/DN150	8"DN200	10/DN250
Connection	Flange @ BS4504
Working Pressure	PN16/16bar
Testing Pressure	32 bar
Flow Switch	DC 24V.0.5

Part Number	Part Name		Matrial
1	Pressure Switch		Assembly
2	Pressure Gauge		Assembly
3	Check Valve Body		Ductile Iron
4	Pressure Gauge		Assembly
5	Alarm Gong		Carbon Steel
6	Retard Chamber		Carbon Steel
7	Alarm Test Valve		Brass
8	Y-strainer		Brass
9	Pressure Relief Orifice		Plastic

Part Number	Part Name		Material
10	Tee		Galvanized steel
11	Alarm Ball Valve		Brass
12	90° Elbow		Galvanized steel
13	System Drain Valve		Brass
14	Union		Galvanized steel
15	Pipe		Galvanized steel

ZSFZ_S series Alarm Check Valve
Features:
Ductile Iron body
SS304 pipe line
SS304 Retard Chamber
SS304 Water Motor Gong
All new layout of the pipe line,more compact

Specification
Model	ZSFZ80S	ZSFZ100S	ZSFZ125S	ZSFZ150S	ZSFZ200S	ZSFZ250S
Size	3"/DN80	4"/DN100	5"/DN125	6"/DN150	8"DN200	10/DN250
Connection	Flange @ BS4504 is standard (ANSI150 is available)
Working Pressure	PN16/16bar
Testing Pressure	32 bar
Flow Switch	DC 24V,0.5A

Packaging & Shipping
Order Information
Dear Customer,
Before ordering, please contact with our sales team to discuss order information.
If you have any other requirements or wanna know more info about our products, welcome to contact as well. Our Sales team and Technical Department are willing to support you.

---

>> Factory supply Dextrose Monohydrate food grade with good service
>> Two Waterways Hot Water Skirting Heating Radiator
>> Waste Plastic Pet HDPE Bottle Flake Drum Pallet Rubber Lump PVC Pipe LDPE LLDPE PP PE Film Jumbo Woven Bag Recycling Machine
>> Polyester Flag Yarn Linen Style Sheer Curtain Fabric
>> Hot Press Super Thin Turbo Diamond Saw Blade for Ceramic Tile Cutter
>> HC-I016 operating lamp Original Hole type shadowless operating room lighting operating light with battery competitive price
>> Flexo ink wastwater treatment equipment
>> Jwell Jwz-Bm Blow Molding Machine for Making Chemical Packaging Jerrycan
>> China Manufacturer C Series C110 Rock Stone Jaw Crusher
>> Brand New Aftermarket 2015 2020 A Class W176 AMG Front Bumper Lower Bracket
>> IC693CPU374 IC693CPU372 | GE FANUC MODULE PLC DCS In Stock
>> Hot Selling 211# Round Metal Tinplate Easy Open End for Tinplate Can Packaging
>> Plastic Extruder Machine Single Screw/ Net Machine for Fruit and Bottle
>> Cheap Gymnastics Trampoline Garden Trampoline for Sale
>> Fire Alarm Detector Wired Fire Flash Light Srien Fire Cntrol
>> 2024 New 28FT 16person Family Recreational-Boat Motor Inflatable Boat
>> Single Layer Roofing Panel Roll Forming Machine
>> Highland Shenzhen Yunfu Used Homeheld Bobbin Thread Handy Embroidery Machine Light Weight 50*60 Thread Viscos
>> food grade Dicalcium Phosphate Dihydrate CaHPO4.2H2O/food additives DCP phosphate
>> ERW Steel Tube and Pipe Making Machine Tube Mill Steel Pipe Mill Welded Steel Pipe and Tube Production Line Steel Pipe and Tube Roll Forming Machine