Outdoor distribution boxes typically require ingress protection (IP) ratings of IP54, IP65, or higher to ensure adequate environmental resistance. of the Isolator for approval of Employer before commencement of supply. The Switch disconnector 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. Achieving reliable waterproofing necessitates continuous, uninterrupted welding along. Electrical enclosure welding means joining metal parts like panels and frames to build a strong box that protects electrical equipment.