ZSFL Pre-action Alarm System
Negotiable /Set
Min.Order:1 Set
Beijing Jieter Fire Fighting Equipment Co. Ltd.
1.Product Structure
The ZSFL Pre-action Alarm System is made by equipping the top of the outlet of the deluge alarm valve with a wet-type alarm valve of the same size. About the basic structure of the Pre-action Alarm System, please refer to the structural descriptions of the wet-type and deluge alarm valves.
2.Technical parameters
Model |
Nominal diameter |
Rated working pressure(MPa) |
Lowest use oftemperature(°C) |
Highest use of temperature(°C) |
Head loss(MPa) |
Weight(kg) | Dedicated external accessories |
(mm) | |||||||
ZSFG-100 |
DN100 |
1.2 |
4 |
70 |
|
Hydraulic alarm bell 、Delay period、Manometer、Pressure switch、Gate、One-way valve、Butterfly | |
ZSFG-150 |
DN150 |
1.2 |
4 |
70 |
0.02 |
244.8 | |
ZSFG-200 | DN200 | 1.2 |
4 |
70 |
0.02 |
318 | |