Overview The branch box of 0.4kV low-voltage cable developed by Huahui Electric co., Ltd. is mainly used in the public power grid. It can be used according to the requirements of distribution network distribution and users, and according to a variety of line dividing modes, box types and installation modes, so that users can easily choose from flexible schemes. In the construction and transformation of national urban network, it is the supporting product to replace the overhead feed line. It is widely used in three-phase AC 380/220V low-voltage transmission and distribution system with rated current below 1250A, such as transformer substation, industrial and mining enterprises, both sides of the street, garden residential area, high-rise building, airport, key construction and renovation project, etc., as a complete set of setting equipment to distribute electric energy to other users or equipment with cables. Functions and Characteristics A) Outdoor installation with compact structure and small volume; B) Anti-condensation, anti-pollution and can be used to track the harsh environment; C) Flexible combination mode, which can be protected by strip fuse type load isolation switch or plastic case circuit breaker; D) Glass fiber reinforced polyester (SMC) or stainless steel box can be selected; E) The box color is usually military green and camel gray, which can also be s