Product Name: Normally Open Solenoid Valves for Gas Detector (CA9F-E) Model NO.: CA9F-E Power Supply: AC DC Valve Structure: Pilot Piston Structure Type: Pilot Operated Connection Form: Flange Trademark: YJ Transport Package: Export Plywood Case Specification: Export standard Origin: China HS Code: 8481804090 Product Description 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 gas3) Ambient temperature: -20 - 60C4) Working pressure: 0 - 4 bar or 0 - 500mbar5) Sealing: NBR6) Valve body: Brass(DN15mm, 20mm)Casting steel(over DN50mm)Casting aluminum(DN25 to DN50mm)7) Protection class: IP658) Optional Explosion proof grade: ExmIIT4, ExdI/IIBT3/T4,9) Response time: Less than 3s10) 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.