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Product Overview
ZW7-40.5 type outdoor high-voltage vacuum circuit breaker is suitable for three-phase AC 50Hz, rated voltage 40.5KV outdoor high-voltage, additional installed spring-operated mechanism or electromagnetic-operated structure, which can remotely control the electric opening and closing, or manually energy storage, manually opening and closing.
The design performance meets the requirements of the GB1984-89 "AC High Voltage Circuit Breaker" national standard and IEC-56 "AC High Voltage Circuit Breaker" International Electrotechnical Commission standard.