The recommended configuration is: 1 Main Switch: Controls the entire electrical system. X Room Socket Circuits: Each room should have its own circuit to manage regular sockets. Indication Lights: These provide visual availability and status of mains power supply. Each component plays a specific role. Smart DB boxes have extra parts like energy monitoring units and communication modules. Primary distribution systems consist of feeders that deliver power from distribution substations to distribution transformers. Z Lighting Circuits: Separate circuits for. The symbology (low voltage circuit breaker, low-voltage drawout circuit breaker, medium voltage switch, medium voltage breaker) reflects the most commonly-used equipment for each arrangement. The radial system is the simplest system. Home / blog / Ultimate Guide to Distribution Boxes (DB Boxes): Types, Components, Applications, and How to Choose the Right One For procurement professionals, electrical contractors, and project managers, choosing the right Distribution Box (DB Box) is a critical decision that directly impacts. Due to specific reasons, like space limitations, environmental aspects and security, the substation can be built using Gas Insulated Switchgear (GIS) technology.