This AutoCAD DWG file includes a complete MDB single line diagram showing circuit breakers, feeders, incomer, metering, and outgoing distribution arrangement. Indication Lights: These provide visual availability and status of mains power supply. Each component plays a specific role. Together, they make sure the electrical power distribution box works well and safely. Smart DB boxes have extra parts like energy monitoring units and communication modules. In practical applications, the corresponding system diagram can be drawn. The distribution board configurator from Eaton is a multifaceted, web-based configuration tool for electrical distribution systems from residential construction to small commercial buildings.