ZW43-12 model outdoor AC vacuum circuit breaker is used to make and break load current, overload current and short-circuit curren t in12kV, 50/60Hz power system. Its applicable for substations, industry and mining, urban and rural electricity power networks, especially applicabl e in occasions wi th f req uent operation and automatic power distribution network. It accords w ith the standard of IEC62271-100 & GB1984 AC high voltage circuit breaker, GB/T 11022 HV general technical requirement of switch and control apparatus.
1. Mini vacuum arc extinguish High reliability; small volume; long life time; fixed inside the epoxide resin. 2. Epoxide resin sealing Anti-ozone, anti-ultraviolet; It is firm, light and convenience for transport. 3. Permanent magnet mechanism Small volume, reliable performance, non-maintenance. 4. Manual breaking Improve the reliability, It can operate under the urgent condition. 5. Direction tester It mounted on the linkage axial to check the opening and closing direction. 6. Switch case Aluminium-alloy material, anti-rust steel and armor plate.