During the operation of a distribution box, strict adherence to specific energizing and de-energizing protocols is mandatory: power should be restored by engaging the main switch *before* the branch switches, and power should be cut off by disengaging the branch switches. During the operation of a distribution box, strict adherence to specific energizing and de-energizing protocols is mandatory: power should be restored by engaging the main switch *before* the branch switches, and power should be cut off by disengaging the branch switches. Distribution boxes play a critical role in the operation of power systems; the adherence to proper operating procedures directly impacts both equipment safety and personnel safety. Therefore, during daily use, personnel must strictly adhere to relevant operational standards for the management and. A distribution box, also known as a power distribution box or electrical distribution box, is used to distribute electrical power safely to multiple circuits. A. A distribution boxes is an essential device that manages the safe and efficient flow of electrical power throughout different areas of a building or facility. The. The distribution box is an electrical equipment with the characteristics of small size, easy installation, special technical performance, fixed position, unique configuration function, no site restrictions, widespread application, stable and reliable operation, high space utilization rate, small. The internal structure of the distribution box is designed to safely distribute power from the main power source to multiple branch circuits. It provides convenience for protection, control and maintenance.