Fusible fire sprinkler

Fusible fire sprinkler

Key Specifications / Features

China Fusible fire sprinkler manufacturer Duntop supplies. The product is Early suppression fast response sprinkler specially designed for dealing with high risk of fire
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Detail Information

1.Product Data:

 

1. Type: Upright ESFR Sprinkler
 
2. Nominal Diameter: 20mm, 25mm
 
3. Thread Size: 3/4  inch, 1inch
 
4. K Factor: 202, 363
 
5. Glass Bulb: 3mm
 
6. Biggest Working Pressure: 1.2MPa
 
6. Material: Brass
 
7. Finish: chrome plated
 
8. Temperature:  74℃

 

Characteristics and Functions
Model ESFR
Material Brass, chrome plating
Type Fusible alloy fire sprinkler
Norminal diameter(mm) 15DN or 20DN
Connecting thread R1/2 or R3/4
Flow Rate 80±4 or 115±6
Response quick response

 

2.Sprinkler Introduction:

 

 Early suppression fast response sprinkler specially designed for dealing with high risk of fire, this product is 

specially design and testing, compared with normal sprinkler, it features short response time, large flow, the 

droplet diameter is large, extinguishing efficiency is high, dealing with fire in the method of early suppression 

and cooling, so more suitable for protecting the elevated goods, in the height of 12m building to protect the 

tiered goods in 10.7m high. And in most cases, no need to use other normal sprinkler in the shelf.

 

 This sprinkler adopts the world’s latest Φ2.5mm high strength  and quick response bulb from JOB company 

in Germany, the response time index RTI≤28(ms)1/2, so the bearing strength is high and the bulb response 

time is fast. The sprinkler splash plate and frame constitute a wide field, thus ensuring to put out the fire on

the top of the shelf, the sprinkler center has a powerful water column to pass through the shelf and put out 

the fire at the bottom of the shelf.


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