Alarm Check Valve (DryType)
the dry type alarm check valve is an essential component in fire protection systems that is designed to provide safety, reliability, and durability. Its installation can help ensure that your property is protected and can provide you with a sense of security against fire hazards.
Fujian Haijing Fire Fighting Equipment Co., Ltd. is one of the leading manufacturers and suppliers of alarm check valve (drytype) in China, also supports customized service. Please feel free to wholesale cheap alarm check valve (drytype) from our factory.
The dry alarm valve is an important component of the dry automatic water spray system. The dry automatic sprinkler system is designed to meet the needs of installing automatic sprinkler systems in cold and high-temperature places.
It is a closed system which developed on the basis of the wet system. The dry system adopts a closed fire sprinkler. Due to in the pipe network at the system side is the pressure gas (compressed air or nitrogen gas), so the phenomenon of the pressurized water frozen or evaporation when the wet system is used can be avoided.
Our Service Processes
Our free service hotline:400-9183-119
Pre-sales Consultancy
1
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Confirmation of order
2
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Production
3
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Multi-Channel Shipping
4
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Confirmation of recei
5
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After-sale Services
6
Common Problem
Are you trading company or manufacturer?
We are a professional manufacturer of fire-fighting equipment.And we trade our products with our clients directly.
Can you do OEM and ODM?
Yes, OEM and ODM are both acceptable. The material, color, style can customize, the basic quantity we will advise after we discuss.
What's your MOQ?
If we have the products in stock, it will be no MOQ. If we need to produce, we can discuss the MOQ according to customer's exact situation.
Which payment form you can accept?
T/T, Western Union, PayPal etc. We accept any convenient and swift payment term.
Order Information
Dear Customer,
Before ordering, please contact with our sales team to discuss order information, such as Model Number, Flow Rate, Material, Control Ways, Package,Etc.
If you have any other requirements or wanna know more info about our products, welcome to contact as well. Our Sales team and Technical Department are willing to support you.
Our Address
Maosheng RD.,Fumao Economic Zone,Nan'an,Fujian,China
Phone Number
+86-13332933886.
manager@sanjingfire.com
| Alarm Check Valve (DryType) Basic Technical Infos | |||
| Model | ZSFZ100 | ZSFZ150 | ZSFZ200 |
| Inside Nominal Diameter (mm) | 80 | 100 | 125 |
| Rated Working Pressure (MPa) | 1.2Mpa | ||
| Sealed Test (MPa) | 2.4Mpa | ||
| Strength Test (MPa) | 4.8Mpa | ||
| Alarm Flow (L/min) | 15＜Q＜60 @ 0.14MPa Q＜80 @ 0.7MPa Q＜170 @ 1.2MPa Q＜170 @ 1.6MPa |
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| Retard Alarm Time (s) | 5～90 | ||
| Alarm Bell Start Pressure (MPa) | ≤0.035 | ||
| Friction Resistance (Mpa) | ≤0.02 | ||
| Height of Alarm Valve (mm) |
375 | 450 | 576 |
| Outside Diameter of Flange (mm) |
220 | 285 | 340 |
| Diameter Between Flange Screw Hole (mm) |
180 | 240 | 295 |
| Diameter of Screw Hole (mm) |
8 | ||
| Quantity of Screw Hole | 18 | 22 | 22 |
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