The intelligent low-voltage comprehensive distribution box (JP cabinet) for public transformers is suitable for outdoor installation and use in distribution systems with a rated frequency of 50Hz AC, a rated working voltage of 400V, and a rated current of 630A and below for rural distribution transformers. As a comprehensive low-voltage equipment for energy distribution, energy metering, energy information collection and monitoring, measurement (PDK), reactive power compensation and protection. The intelligent low-voltage comprehensive distribution box is a new intelligent product developed by our company based on the original JP cabinet according to the requirements of the intelligent construction of the State Grid. This product not only has the characteristics of the original JP cabinet being suitable for rural areas, but also has the functions of energy information collection and monitoring, grid load control management, and other functions required by the smart grid. It is an updated product for urban and rural power grids.