GGD is a fixed AC low-voltage distribution cabinet, suitable for distribution systems with AC 50Hz, rated voltage of 380V (up to 660V), and rated current of 3150A. It is used for energy conversion, distribution, and control, and is suitable for power/lighting distribution in power plants, substations, factories and mines, large buildings, as well as data centers, hospitals, transportation, and other places with high requirements for power supply stability