| Media: | Water |
|---|---|
| Certification: | CCC, ISO |
| Temperature: | Ordinary Temperature |
| Connection: | Flange/Groove |
| Pressure: | Adjustable |
| Closed: | Semi-Closed |
| Samples: |
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| Customization: |
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Preaction alarm valve is an automatic sprinkler device that combines fire detection and alarm technology with automatic sprinkler system and plays a dual role in protecting objects. Preaction alarm valves are usually installed where water is required to extinguish a fire, but water is not allowed to be sprayed for reasons other than fire.Such as libraries storingthe storing rare authentic editions, archives, museums, valuables storage rooms, computer rooms and so on. The side pipeline of preaction alarm valve is usually filled with low-pressure compressed air, which has the characteristics of dry system and can meet the needs of installing automatic sprinkler system in cold places.
| Specifications | Flange Preaction alarm valve | Grooved Preaction alarm valve | ||||
| ZSFY100 | ZSFY150 | ZSFY200 | ZSFY100 | ZSFY150 | ZSFY200 | |
| Nominal diamenter (mm) | DN100 | DN150 | DN200 | DN100 | DN150 | DN200 |
| Height(mm) | 605 | 720 | 910 | 610 | 730 | 865 |
| Working Pressure | 1.6Mpa | 1.6Mpa | ||||
| Seal Test | 3.2Mpa | 1.6Mpa | ||||
| Strength Test | 6.4Mpa | 6.4Mpa | ||||
| Flange Outer Diameter(mm) | 220 | 285 | 340 | |||
| Flange Hole Diameter(mm) | 180 | 240 | 295 | |||
| Screw Hole Number and Aperture (mm) | 8*Φ18 | 8*Φ22 | 12*Φ22 | |||
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Forging ahead through the course of trial and hardship, the adventurous CA Fire protection Co., LTD founded in 2012,situated in NANAN, Quanzhou city, Fujian Province China, the famous hometown of overseas Chinese in the southeast coastline, which is also a professional enterprise specializing in R&D, production, sales and service of fire fighting equipments. On the basis of creating values for clients with products and service, the company keeps in step with the development trend of advanced manufacturing and inspection technologies, makes continuously the technical innovation and seeks the technology leadership and provides clients with superior products and service.
The products involve more than 100 specs of pressure proportioning tank, Foam bladder tank, foam generator, portable foam fire extinguishing installation, foam gun, foam nozzle, foam fire hydrant, foam fire hydrant cabinet, wet alarm valve, deluge alarm valve, pre-action valve, water flow indicator, sprinkler nozzle, signal butterfly valve, signal gate vale, outdoor fire hydrant, Siamese connection, fire hydrant cabinet, lined fire hose ,hose reel, indoor fire hydrant, water-stream nozzle, fire coupling and so on. These products are inspected qualified by national inspection center and have obtained the type approval of fine fighting products by Ministry of Public Security and the CCC compulsory certification of fire fighting products. The products are widely applied and get great recognition and appraisal by the clients in national major projects, large public places and specialized markets.
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