2W series solenoid valve for air, water, oil, gas, coal gas, liquefied petroleum gas and other media use the pipeline as a cut-off, the red card 2W series solenoid valve adopts forging valve body molding, trim made of stainless steel pipe for liquid , gaseous medium off the automatic control. Main technical data 1, the use of pressure: 0 ~ 10kg / cm2 2, maximum resistance to pressure: 16kg / cm2 3, using the fluid: air, water, oil, gas, coal gas, liquefied petroleum gas 4, using the fluid viscosity: 20CST following five working Temperature: -5 ~ 80 ℃ 6, voltage fluctuation range: ± 10% 7, action: direct-acting 8, type, normally closed (ie after power valve is open or normally open (energized valve closed) 9. Working life> 150,000 times 10, Insulation class: B 11, meridional temperature <75 ℃ 12, power <15W