... station, power plant, substation 2.Protection and measuring control system 3.DC switchgear. Charging moudle & discharging are combined in a ... .2. charging module capable of hot-plug online, online maintenance, and easy and convenient;3. providing dual-circuits alternating- ... and other components,capable of managing and controlling the power system;7. has functions of tele-control,tele-metering, tele ...