VBK6-40.5 Indoor vacuum circuit breakerDetailed product description：

VBK6-40.5 (ZN65A-12/T2000-31.5) indoor vacuum circuit breaker is an ultra long life indoor high-voltage electrical equipment with a rated voltage of 40.5kV and three-phase AC 50Hz. Its outstanding feature is that its mechanical life can reach 120000 times, suitable for distribution systems such as working enterprises and substations, as control and protection switches; Especially suitable for industries such as metallurgical arc steelmaking that require frequent operations, as a control and protection equipment.