1, 800/1100 kV outdoor, extra high voltage, ac disconnector 2, rated current 5000A to 8000A ... 3, SGCC disconnector supplier GW7F-800/1100 kV outdoor extra high voltage AC disconnector1), the main blade adopts horizontally reverse ... in middle phase pedestal. Interlocking device can provide strong mechanical strength, direct manipulation and reliable interlocking. 7), operating mechanism used ...