GCK Low-voltage withdrawable switchgear for three-phase AC 50Hz, 60Hz, rated voltage 660V, rated current 4000A and below the three-phase four-wire and three-phase five-wire power system. For power plants, substations, industrial and mining enterprises, building hotels, airports, docks and other power users and power systems for receiving and distributing electricity and motor control purposes. Can be designed as a hybrid of fixed and drawers. Use can be divided into line counters, bus contact cabinets, cabinets feed motor centralized control cabinet, power factor compensation cabinets, lighting, power distribution cabinets.