ZN28-12 Indoor High Voltage Vacuum Circuit Breaker

ZN23-40.5 Ultra-Long Life Vacuum Circuit Breaker is an indoor high voltage electrical equipment with a rated voltage of 40.5kV and three-phase AC 50Hz. It is suitable for power transmission and distribution systems such as industrial and mining enterprises and substations as a control and protection switch; especially suitable for industries such as metallurgy and arc steel that require frequent operations as a control and protection device.