Complaint
Pre-action Alarm Valve
Pre-action systems are usually employed in areas that are at risk for series water damage due to damaged sprinklers and piping. They operate faster than dry system.
Technical Parameters
| Specification | Nominal Diameter(mm) | Rate Working pressure(MPa) | Valve Body Height(mm) | Flange Diameter(mm) | Symmetric Hole Diameter(mm) | Screw Hole Number and Diameter(mm) |
| ZSFU100 | 100 | 1.2 | 260 | 220 | 180 | 8 x φ18 |
| ZSFU150 | 150 | 270 | 285 | 240 | 8 x φ22 | |
| ZSFU200 | 200 | 370 | 340 | 295 | 12 x φ22 |
Dry Alarm Valve
ZSFC Dry alarm valve, which is applicable in low and high temperature environment, is the control valve of dry sprinkler system.
Technical Parameters
| Specification | Rate Working Pressure(MPa) | Seal Test(MPa) | Strength Test(MPa) | Nominal Diameter | Flange Diameter (mm) | Symmetric Hole Diameter(mm) | Screw Hole Number and Diameter(mm) |
| ZSFC100 | 1.2 | 2.4 | 4.8 | DN100 | 220 | 180 | 8 x φ18 |
| ZSFC150 | DN150 | 285 | 240 | 8 x φ22 | |||
| ZSFC200 | DN200 | 340 | 295 | 12 x φ22 |
Deluge Alarm Valve
ZSFM Deluge alarm valve is a kind of lever-type structure with anti-reset function. It is widely used for various types of dry systems.
Technical Parameters
| Specification | Rate Working Pressure(MPa) | Seal Test(MPa) | Strength Test(MPa) | Nominal Diameter(mm) | Flange DIameter(mm) | Symmetric Hole Diameter(mm) | Screw Hole Number and Diameter(mm) |
| ZSFM65 | 1.2 | 2.4 | 4.8 | DN65 | 185 | 145 | 4 x 18 |
| ZSFM80 | DN80 | 200 | 160 | 8 x 18 | |||
| ZSFM100 | DN100 | 220 | 180 | ||||
| ZSFM125 | DN125 | ||||||
| ZSFM150 | DN150 | 285 | 240 | 8 x 22 | |||
| ZSFM200 | DN200 | 340 | 295 | 12 x 22 | |||
| ZSFM250 | DN250 | 405 | 355 | 12 x 26 |
Wet Alarm Valve
ZSFZ Wet alarm valve is the key component of automatic sprinkler system. It consist of valve body, delayer, water motor alarm and other components. It is used in places where fire can be extinguished by water.
Technical Parameters
| Specification | Nominal Diameter (mm) | Rate Working Pressure(MPa) | Strength Test (MPa) | Seal Test (MPa) | Friction Pesistance(MPa) | Response Time(s) |
| ZSFZ-100 | DN100 | 1.2 | 2.4 | 4.8 | <0.07 | <15 |
| ZSFZ-125 | DN125 | |||||
| ZSFZ-150 | DN150 | |||||
| ZSFZ-200 | DN200 |
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