Basic configuration requirements for solar power distribution cabinets

General requirements 1) The box should allow the cable to enter from the bottom, and be equipped with cable inlet and outlet holes and waterproof terminals for entering and exiting the box; 2) The protection level of the AC combiner box housing shall not be less than IP65; 3) Installation method: The combiner box is an outdoor vertical structure, with the bottom of the box at least 0.5m from the ground. It is installed in a hanging manner, and the combiner box is connected to the mounting bracket with bolts; 4) N and PE rows are set in the distribution box, and the cross-section of the copper row should meet the requirements of relevant standards; 5) It has relevant certificates such as 3C certification. III. Composition of household photovoltaic distribution boxes