68 Degree 2.5mm Glass Bulb Esfr Fast Response Fire Sprinkler

China 68 Degree 2.5mm Glass Bulb Esfr Fast Response Fire Sprinkler, Find details about China Esfr Fire Sprinkler, Fire Sprinkler from 68 Degree 2.5mm Glass Bulb Esfr Fast Response Fire Sprinkler

Basic Info.

Model NO.

ESFR

Connecting Thread

3/4",1"

Thread Standard

NPT/BSPT

Norminal Diameter(mm)

Dn20/Dn25

Material

Brass

Surface Finish

Natural Brass

Temperature Rating

68 Degree

Response

Fast Response

K-Factor

16.8/25.2

Working Pressure

0.1~1.2MPa

Application

High-Piled Storage/in-Rack Storage/Warehouse

Trademark

SINCO/OEM

Transport Package

Standard Export Package

Specification

3/4" 1"

Origin

Quanzhou, Fujian

HS Code

8424

Model NO.

ESFR

Connecting Thread

3/4",1"

Thread Standard

NPT/BSPT

Norminal Diameter(mm)

Dn20/Dn25

Material

Brass

Surface Finish

Natural Brass

Temperature Rating

68 Degree

Response

Fast Response

K-Factor

16.8/25.2

Working Pressure

0.1~1.2MPa

Application

High-Piled Storage/in-Rack Storage/Warehouse

Trademark

SINCO/OEM

Transport Package

Standard Export Package

Specification

3/4" 1"

Origin

Quanzhou, Fujian

HS Code

8424

Product Desciption

68 degree 2.5mm glass bulb ESFR fast response fire sprinkler
Introduction
ESFR,early suppression fast response spinkler is one kind of storage sprinklers. They are intended for use in specific applications, including the protection of high-piled and rack storage of a variety of finished goods. There sprinklers can provide more water at lower pressures or more water over a greater area of coverage. In many instances, use of the storage sprinklers can eliminate the need for additional in-rack sprinklers. It could be used for high-piled storage, in-rack storage, warehouse, high challenge occupancies and so on.
Technical parameters

Type	Early Suppression Fast Response (ESFR U/ESFR P)
Material	Brass
Surface finish	Natural brass
Operating Temperature	68 ºC
Thread diameter	3/4" NPT/BSPT (DN20)	1" NPT/BSPT (DN25)
Flow characteristic coefficient	241L/min(K=16.8)	362L/min(K=25.2)
Celling height	Greater than 45ft(13.7m) up to and including 48ft(14.6m), and a storage arrangement up to and including 43ft(13.1m)
Certificates	ISO, UL
Max working pressure	0.1~1.2Mpa (1~12 bar)
Factory Hydrostatic Test	100%, 3.0Mpa