WSD-FLW34-24 SF6 load switch WSD-FLW34-24 SF6 load switch is suitable for outdoor three-phase AC distribution system with rated voltage of 24 kV and rated frequency of 50/60 HZ.  Overview WSD-FLW34-24 SF6 load switch is suitable for outdoor three-phase AC distribution system with rated voltage of 24 kV and rated frequency of 50/60 HZ. It can be used for on-off and off-load currents and short-circuit currents. The products are suitable for substation, industrial and mining enterprises, protection and control of farm network, automatic distribution network of farm network and frequent operation places. WSD-FLW34-24 SF6 load switch is used for operation control switch of overhead line distribution system. There are many types. It has many outstanding advantages, such as no oil, simple mechanism, reliable performance and no maintenance, and has been widely used so far. This High Voltage Switch Cabinets with FDR type fault detector or RTU remote control terminal device to form a very simple distribution automation system, which can realize automatic fault location of overhead lines and automatic isolation of fault sections.