Upright & Pendent Fire Sprinkler Manufacturer

Upright & Pendent Fire Sprinkler

: http://firefightingtool.com/2018/3-4-upright-pendent-fire-sprinkler.html

JD001/JD002 standard/quick response upright spray sprinkler and JD003/JD004 standard/quick response pendent spray sprinkler are spherical glass automatic sprinklers. They are standard/quick response-standard orifice plate sprinklers, and are used for fire fighting system meets the standard installation specification authorization.

Sprinkler Operation
In case of fire, the thermosensitive liquid in the glass bulb will quickly expand, which will result in the blasting of glass bulb and discharging the seal assemblies, such as stopper and springs. The water flowing through sprinkler orifice will lash against the sprinkler deflector, which will then form uniform sprinkling water flow to control or extinguish the fire.

Specifications

Model	JD001	JD002	JD003	JD004
Style	Upright		Pendent
Response	Standard Response	Quick Response	Standard Response	Quick Response
Bulb Nominal Dia	Job 5mm	Job 3mm	Job 5mm	Job 3mm
Thread Size	NPT 1/2" or R 1/2"
Nominal Orifice Size	1/2 inch
Nominal K-factor	5.6(U.S)/80 (metric)
Max.Working Pressure	175psi/1.2Mpa
Factory Hydrostatic Test	100%@500psi
Min.Operating Pressure	7psi/0.048Mpa
Sprinkler Finish	Brass / Chrome / White
Approval	UL

Available Temperature Rating

Temp. Classification	Ordinary	Intermediate	Intermediate
Nominal Temp. Rating	155℉/68℃	175℉/79℃	200℉/93℃
Max. Ambient Temp. Allowed	135℉/57℃	155℉/68℃	180℉/82℃
Max. Recommended Ambient Temp.	100℉/38℃	150℉/65℃	150℉/65℃
Glass Bulb Color	Red	Yellow	Green

Certificate

Related
fire protection system, indoor fire control, fire fighting system