DN 20 Gas emergency shut off valve for home use

1:Emergency shut off valve 2:ISO9001&CE 3:Explosion-proof 4: G"3/4 inside pipe thread & DN20 5:Medium: gas

         emergency shut off valve

We are producing:

(1): Gas monitoring system (monitors with capacity from 8~1024 channels)

(2): Gas detection system(combustible gas, VOC, toxic gas detectors available)

(3): Gas valves( dimention range from DN15~DN200 with frange or threaded connection)

(4): Other relevant fire-fighting equipment.

Overview (for Model No.ZH2000-DN20):

Our ZH2000 DN15~DN20 Series Gas Valves are emergency shut-off  devices for gas pipe .It can connect with gas leakage alarm system or fire-fighting as well as other intelligent alarm terminal module to achieve shutting –off gas in time manually or automatically at distance for safety. When strong and harmful vibration occurs, valves can automatically shut-off. Resetting valves need to be operated by manual, which is required by relevant security regulation.

Technical

Model No.	DN20	Applicable for	natural gas, LPG, artificial coal gas and other non-corrosive gas
Sealing material	NBR /FKM rubber	Working temperature	-10°C~+60°C
Working pressure	50kPa	Connection mode	G1/2", G3/4 inside pipe thread
Opening valve Mode	manual reset	Closing valve Mode	DC pulse drive/manual
Driving voltage	DC9~DC12V(pulse)	Driving current	<1.5A(pulse)
Closing valve time	less than 1s	Explosion- proof type	Casting-seal
Explosion -proof sign	ExmbIIT4	External line length	0.4m
Standard	Q/510117-008112-2009	Valve body material	aluminium / Brass alloy (HPb59-1)

 

 

DN 20 Gas emergency shut off valve for home use