ZN12 / ZN12 / ZN12 / ZW8 / ZW7

ZN12-12 Product Image ZN12-12 use of environmental conditions 1, Altitude: less than 1000m. 2, Ambient temperature: up to + 40 ℃, minimum -25 ℃. 3, relative humidity: daily average of less than 95%, the monthly average of less than 90%. 4, the seismic intensity: less than 8 °. 5, no fire, explosion, non-corrosive gases and no severe vibration. ZN12-12 technical parameters Note: refers to the average closing speed speed speed opening contacts last 6mm refers to the average speed of the contact when just a small fraction of the time of 6mm vertical magnetic field of each phase circuit interrupter resistance ≤40μΩ COM make you mine let it realize its own value