This is the first and crucial connection—attach the incoming live wire (typically marked with brown or red insulation) to the main terminal in the distribution box. A distribution box is the heart of any electrical system. From the main breaker, power is sent to individual circuit breakers, each of. A distribution box, also known as a distribution board, electrical panel, or breaker box, is an enclosure that houses electrical components responsible for distributing electricity throughout a building. It receives power from the main electrical supply and divides it into separate circuits, each. Distribution board is a safe system designed for house or building that included protective devices, isolator switches, circuit breaker and fuses to safely connect the cables and wires to the sub circuits and final sub circuits including their associated Live (Phase) Neutral and Earth conductors.
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