ZW7-4.5 outdoor high-voltage vacuum circuit breaker is a power station-type switchgear designed specifically for 35KV/33KV power transmission and distribution systems. It is suitable for controlling and protecting electrical circuits in substations, power plants, and industrial enterprises. Utilizing vacuum arc extinguishing technology, this product features strong breaking capacity, long electrical life, and minimal maintenance requirements. It can be widely applied in AC power systems with a rated voltage of 4.5KV and below, serving as a key equipment for control and protection.
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