Summary
        ZWRB-40.5F(M) outdoor high voltage intelligent (spring / permanent magnet) vacuum circuit breaker is mainly composed of integrated fixed pole, current transformer, operating mechanism and box. The disconnector can be installed. The circuit breaker of this model is of miniaturized design, and the shell is made of high-quality steel box. The current transformer can be selected according to the needs of users.
The device is mainly used in the medium voltage overhead line power grid as the opening and closing load current, overload current and short-circuit current.

Model and its meaning


Main technical parameters


Main mechanical parameters


Outline and installation dimension(mm)