ZN12-12 series Indoor AC HV Vacuum Circuit Breaker, adopted the imported technology from SIEMENS in Germany, is an indoor equipment with three phase AC 50HZ, rated voltage 12KV. It applies to switch various miscellaneous load and be used in place with frequency operation. It can be used in industry and mine, enterprise, power plant and substation as protecting and controlling for electric equipment.
The product complys to relative requirement of GB1984、JB3855、DL403 and IEC.
1. High breaking capacity of arc-extinguishing chamber, lower level of current-carrying, long electric lifetime.
2. Front and back arrangement for whole unit, simple and compact structure, complete operation function, convenience for maintain.
3. According to structure and installation type, it has three types: flat mount stationary type, anger mount stationary type, medium mount mobile type.