Model ZN□-12/(3AV5)Series Vacuum Circuit Breaker

is a three-phase 50Hz indoor device with 12kV rated voltage.It's used to protect and control the electrical equipment in factory and mining enterprises,power plants and substations.It's suitable for use at the paces of different loads and frequent operations.
DESIGN FEATURES
　　The circuit breaker adopts up-and-down structure,easy for maintenance.Its compound insulation structure effectively reduces its volume.The longitudinal magnet arcing and optimization shielding of the circuit breaker improve its insulation level and breaking performance.