New indoor high pressure smart vacuum breaker

摘要

Provided is a new indoor intelligent high-voltage vacuum circuit breaker, comprising a mechanism case, a current transformer, a voltage transformer and a vacuum arc-extinguishing chamber, wherein the current transformer, the voltage transformer and the vacuum interrupter are poured together to form an enclosed pole; the current transformer, the voltage transformer and the vacuum interrupter are arranged in a triangular distribution; and a lower end of the enclosed pole is fixedly connected to the mechanism case, and an upper end of the enclosed pole is fixedly connected to the mechanism case by means of a secondary connection box.