outdoor single column, single arm, vertically shrinkable, HV AC Disconnector isolator
GW22A single-post vertical extend-retract outdoor three-phase high-voltage AC disconnector,rated frequency 50Hz, rated voltage 126kV, 252kV, and 363kV is for high-voltage line switching and isolate the high-voltage busbarcircuit breaker and other high-voltage electric equipments and live high-voltage line. Under the condition of non-breaking or non-making loading current, during the operation of transfer switching, open-close busbar transferring current and voltage
transformerlightning arrester and so on
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