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Product Description
Model | ZSFZ100(A) | ZSFZ150(A) | ZSFZ200(A) |
ZSFZ100(G) | ZSFZ150(G) | ZSFZ200(G) | |
Nominaldiameter | 100 | 150 | 200 |
Rated working | 1.6 | ||
Working pressure | >0.035 | ||
Delay time(S) | 5<t<90 | ||
Operatingflow (Lmin) | 15< | ||
Hydraulic friction | <0.02 | ||
Flanged structure kength | 252±3 | 253±3 | 287±3 |
Grooved structure length | 229±3 | 250±3 | 300±3 |
Ductile iron main valve body with red epoxy coating, corrosion‑resistant for fire sprinkler system
Full complete assembly including main valve body, delay chamber, water motor gong, pressure switches, dual pressure gauges and connecting piping
Flange connection both inlet and outlet, easy installation with fire pipeline
When sprinkler head activates, water flows through valve to trigger water motor gong and pressure switch for fire alarm signal
Standard fire protection design, stable opening‑closing performance, reduce false alarm by delay chamber
Suitable for wet‑pipe automatic sprinkler fire‑fighting systems
Heavy‑duty ductile iron body, withstand working pressure and water hammer
Integral complete set, all accessories pre‑matched, convenient for site mounting
Built‑in delay tank effectively avoid false alarm caused by water pressure fluctuation
Equipped with water motor gong and pressure switch, realize on‑site sound alarm & electric signal output
Dual pressure gauges monitor inlet & outlet pressure status in real‑time
Widely adopted for commercial buildings, warehouse, hotel, shopping mall fire sprinkler projects
‑ Wet‑pipe automatic fire sprinkler system
‑ Shopping mall, hotel, office building, hospital fire protection system
‑ Factory plant, warehouse, logistics park fire‑fighting installation
‑ Commercial complex public fire‑safety projects
Professional Valve Manufacturer | Integrated Manufacturing
We select high-quality raw materials according to product specifications and international standards. All incoming materials are carefully inspected to ensure chemical composition, mechanical properties and traceability.
fire hydrant valve surfaces are professionally shot blasted to remove rust, scale and impurities. by epoxy powder coating, red fire‑retardant painting or hot‑dip galvanizing for long‑term anti‑corrosion performance.
What is grooved end cap used for?
To seal and close the terminal end or spare branch opening of grooved fire pipeline.
Is welding required during installation?
No, install together with standard grooved coupling.
What certifications does this fitting own?
UL Listed and CE certification for fire‑protection application.
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