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GW22A Disconnector

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.

CONTACT

Service and Installation Conditions
Ambient temperature: -50~+50;
Altitude: 252kv disconnector within 2000m; 363kv disconnector within 3000m
Wind pressure: within 700Pa;
Seismic intensity: within 9
Ice thickness: within 20 mm;
Pollution class: class III and ;
There should be no inflammable, explosive, corrosive and violent vibration in the mounting site.