Top Quality Deluge Alarm Valve Introduction ZSFM/ZSFG type deluge alarm valve which is based on GB5135.5-2003 standard shows lever type structure and has the anti-returning function. The valve is widely used in open sprinkler system, for instance, deluge system, water curtain system, water mist system. The deluge valve starts when the pressure in the diaphragm is released then the pressure of the water supplying side pushes open the valve clack. To release the pressure in the diaphragm, there are quite some ways,such as electric conduct, wet type conduct, dry type conduct. This type of automatic fire fighting system is suitable for hospitals, hotels, factories, malls, airports, libraries, gym, exhibition center. Technical parameters | Model | Rated W.P(Mpa) | Sealing Test Pressure(Mpa) | Strength Test Pressure(Mpa) | Norminal Diameter(mm) | Flange Diameter(mm) | Symmetric Hole Diameter(mm) | Screw Hole No. and Dia ΦA(mm) |
| ZSFM50 | 1.2 | 2.4 | 4.8 | DN50 | 165 | 125 | 4xΦ18 |
| ZSFM65 | DN65 | 185 | 145 | 4xΦ18 |
| ZSFM80 | DN80 | 200 | 160 | 8xΦ18 |
| ZSFM100 | DN100 | 220 | 180 | 8xΦ18 |
| ZSFM125 | DN125 | 220 | 180 | 8xΦ18 |
| ZSFM150 | DN150 | 285 | 240 | 8xΦ22 |
| ZSFM200 | DN200 | 340 | 295 | 12xΦ22 |
| ZSFM250 | DN250 | 405 | 355 | 12xΦ26 |
Photoes 
Other Firefighting Equipment Certificate 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.
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.
