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ZW7-40.5 outdoor high voltage vacuum circuit breaker

Power System ZW7-40.5 outdoor high voltage vacuum circuit breakers for 35kV three-phase AC 50 Hz (60 Hz) is, as the division and load current, overload current and short circuit current purposes.
The product has a novel structure, reasonable portfolio, flexible operation, long life and other mechanical characteristics, insulation mechanism selection of new insulating material, sealing, anti-aging, high pressure, no burning, no explosion hazard.
Executive GB1984 national standards.
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