The distribution box shall be embedded in the wall. When building the wall, the reserved hole shall be about 20mm larger than the length and width of the distribution box. Covers wiring, placement, standards, and expert tips for a compliant setup. 7 meters) high makes it easily accessible without the need to bend or stretch excessively. It has three categories: residential, commercial and industrial electrical distribution boxes, all of which play important roles in their respective electrical. A distribution box, also known as a fuse box or power distribution box, is the heart of the domestic electrical installation. Whether it is residential buildings, commercial facilities or industrial sites, the.