The incoming cable, as well as cables connecting the DISTRIBUTION BOX to other units, is connected to screw terminals inside the service area. Any work inside the service area must be performed by personnel that is approved to work with high voltage electrical installations. However, the key to. ABB Mini Center Compact distribution board is the basis for development and growth in meeting all the demands for a successful future in residential, commercial, and infrastructure segments. He's deeply familiar with electrical standards and application needs in Europe and North America. In modern electrical systems, cable distribution boxes (also known as electrical distribution boxes or distribution boxes) play a crucial role as the key hub for managing, distributing, and protecting circuits. The exposed laying can take the sheath line, or through the pipe and trunking.