68 Degree Fire Sprinkler, Esfr Water Sprinkler Extinguisher

• Sprinkler Installation: Pendent
• Sprinkler Head Type: Open
• Alarm Valve Type: Wet Alarm Valve
• Automatically Opened and Closed Repeatedly: Can Automatically Opened and Closed
• Open Fire Sprinkler System Type: Water Spray System
• Closed Fire Sprinkler System: Preaction Fire Sprinkler System
• Model NO.: Fire Sprinkler
• Dry Alarm Valve Type: Differential Type
• Wet Alarm Valve Structure: Butterfly Valve Type
• Nozzle Flow Coefficient: 115
• Material: Brass
• Color: Copper or Chrome Plating
• Transport Package: Carton
• Trademark: welfare
• Origin: Zhejiang, China (Mainland)

Product Description

Product Description

 

 

FAQ

 

 

QUICK KNOW
COLOR :	CHROME
BULB TEMP.	68oC (57C,79C,141C…AVAILABLE)
BULB SIZE	3MM, 5MM
SIZE:	1/2", 3/4"
TYPES:	CONVENTIONAL,URIGHT,PENDENT,SIDEWALL
OTHER COLORS	CHROME AND STAINLESS STEEL
MIN ORDER	2000PCS
DELIVERY TIME	ONE WEEK FOR 2000PCS
PACKING	Measurement (m)	0.385*0.215*0.31
	N.W. (kgs)	11.5
	G.W. (kgs)	12
	CBM/CTN	0.025
	QTY/CTN	200PCS
ORDER INFO
MIN ORDER	2000PCS
IF LESS MIN ORDER	USD100 FOR ONE ORDER FOB HANDLE
COMMCIAL TERMS	FOB NINGBO
CURRECY	USD/ RMB /EUROPE
CERTIFCATE :
QULITY:	ISO
OTHER CERTIFICATE	CCC
	CNAL
	W PRICE DIFFERENCE

 

SPRINKLER, UPRIGHT, 68, 1/2 CHROME FINISHED
SPRINKLE, PENDENT, 68, 1/2 CHROME FINISHED
Packing:
200pcs/ctn
N.W:11.5KGS G.W:12.0KGS
0.02566CBM
Size:38.5*31*21.5cm

 

SPRINKLER, UPRGIHT, 68, 3/4 CHROME FINISHED
SPRINKLER, PENDENT, 68, 3/4 CHROME FINISHED
Packing:
104pcs/ctn
N.W:10.5KGS G.W:11KGS
0.026cbm
size:38.5*31*21.5cm

 

SPRINKLER, SIDEWALL, 68, 1/2 CHROME FINISHED
packing:
200pcs/ctn
N.W:12KGS G.W:12.5KGS
0.026cbm
size:38.5*31*21.5cm

SPRINKLER, PENDENT, 79, 1/2 CHROME FINISHED
SPRINKLER, UPRIGHT, 79, 1/2 CHROME FINISHED
packing:
200pcs/ctn
N.W:11.5KGS G.W:12KGS
0.026CBM
SIZE:38.5*31*21.5CM

Early Suppression Fast Response Sprinkler

 

1.ESFR 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.

 

2.ESFR Sprinkler Technical Features:

  

name	model	thread	flow coefficient	rated pressure	test pressure (full inspection)	bulb diameter	Bulb RTI
early suppression fast response	ESFR	R3/4	200	1.2MPa	3.45MPa	Φ2.5	28(ms)1/2

 

 

3.The designed reference data:

 1) the max. install height: 12m

 2) the max. install spacing: 3.7m

 3) the max. protection area: 9.3m2

 4) the min. protection area: 7.4m2

 5) the thermal bulb working temperature: 68°C and 93°C

 6) upright and pendent optional

 

4.Installation,usage and maintenance:

 

During installation, should pay attention not to damage the bulb to avoid affect the thermal performance. In the

process of wrench and twist, do not use spanner to wrench the supporting arm to deformation and affect the 

sealing performance (note: the bulb temperature can be chosen according to the needs of users)

 

 

5.Packing pictures:use styrofoam to protect the sprinkler 

 Use styrofoam box place the sprinkler,good protect.Then into brown carton.