To overcome the limitations of welded designs, modular splicing structures have emerged as a key innovation in modern electrical distribution boxes. For many years, welded distribution boxes have dominated the market. Manufactured through steel plate bending and welding, they meet basic functional requirements but are increasingly constrained by several limitations: Extensive manual welding increases production complexity and may lead to. e provided in the Distribution Box will be as per Emplo e as per IS:13411 (amended upto date), no separate enclosure i required. Isolator Base should withstand the breaking capacity of 80 kA. The. During the construction and installation process, the methods to solve and prevent the failure of the distribution box include: Quality inspection: Make sure the distribution box and its components meet the standards, check whether the wiring is firm, and whether the materials are qualified. Straighten the angle steel, measure the dimensions, mark the cutting lines based on the dimensions, perform bending and cutting, locate the drilling positions, and finally weld it.