SF6 Gas-insulated indoor switch disconnector (SFG), Rated voltage 12KV SFG is an SF6 insulated three-position (close, open,earth ... inspection windows, integrated voltage indicator, interlocking device, gas gauge, etc. Economy: A life span of ... 60Rated current IrA800Rated short time withstand currentkA25Rated duration of short circuits2Rated peak withstand currentkA62.5 SF6 Gas-insulated indoor ...