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GW23A Disconnector


1 Overview
  GW23A double-post horizontal 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 process of Transfer switching, open-close busbar transferring current and voltage
transformerlightning arrester and so on.
2 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 degree;
  Ice thickness: within 20 mm;
  Pollution class: class III and IV;
  There should be no inflammable, explosive, corrosive and violent vibration in the mounting site.