Zstz Alarm Check Valve/Sprinkler System Deluge Valve

Product Introduction:

Grooved Wet alarm valve is a non-return valve that only allows water to flow into the sprinkler system in one direction and drives the supporting components to alarm at the specified pressure and flow.

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Description

Technical Parameters

Material	Body	Ductile iron
	Clap	304 Stainless steel with NBR Rubber
	Pipes	Galvanized pipe
	Ball valve & strainer	Brass
	Retard Chamber	Carbon Steel
	Water motor gong	Carbon steel
Working Pressure	16 bar
Sealing Testing Pressure	24 bar
Pressure Loss	< 0.2 MPa
Applicable Temperature	4°C to 70°C
Installation	Vertically
Flow Switch Contact Capacity	DC24V,5A
Connection	Groove × Groove
Available Size	DN80 thru DN250 (3” thru 10”)

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1) Ductile iron construction valve body,less weight and extra strength.

2) Easy maintenance just require to disassemble the valve cover.

3) The all moving parts can be serviced without removing the valve from the installed position.