Normally Open Gas Cut off Solenoid Valves (CA9S)

The solenoid valve is an interception normally open solenoid valve for gas. The solenoid valve have the following specifications: 1) Nominal diameter: 15 - 50mm (thread),                                         65 - 400mm (flanged) 2) Medium: coal gas, natural gas, liquefied petroleum gas 3) Ambient temperature: -20 - 60C 4) Working pressure: 0 - 4 bar or 0 - 500mbar 5) Sealing: NBR 6) Valve body: brass(DN15mm, 20mm) casting steel(over DN50mm) casting aluminum(DN25 to DN50mm) 7) Protection class: IP65 8) Optional Explosion proof grade: ExmIIT4, ExdI/IIBT3/T4, 9) Response time: less than 3s 10) Normally open and pulse type, the coil haven't electrify during working, does not consume electricity. 11) During emergency, the coil have a split second of electricity, the valve is closed and self-locked. 12) With manual restoration function. /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1