40.5KV Substation Circuit Breaker With Current Transformer

The product model of the 40.5KV Substation Circuit Breaker With Current Transformer is ZW7-40.5.  Its structure consists of an upper porcelain insulator housing a vacuum interrupter, a lower porcelain insulator acting as a support, and external current transformers.  The product boasts advantages such as good sealing, aging resistance, high voltage resistance, non-combustibility, no explosion risk, long service life, and convenient installation and maintenance. It is suitable for normal operation and short-circuit protection in power station and urban/rural power distribution systems.

Product appearance diagram

Dimension drawing

Technical Parameters

Product Features

The 40.5KV Substation Circuit Breaker With Current Transformer is installed as a separate component, facilitating subsequent calibration, maintenance, and replacement without the need to disassemble the main body of the circuit breaker.