Home Wire Diagram. A wiring diagram is a streamlined standard pictorial depiction of an electric circuit. Variety of square d breaker box wiring diagram.
It shows how the electrical wires are interconnected and can also show where fixtures and components may be connected to the system. Typical house wiring diagram illustrates each type of circuit. The dark background represents the area between boxes usually inaccessible where the cables containing the wires shown in the diagram run.
This wiring diagram shows how all houses and most of commercial lighting installations are wired these days.
It shows how the electrical wires are interconnected and can also show where fixtures and components may be connected to the system. Then easily customize to fit your needs with thousands of ready made wiring symbols you can drag and drop. This is a diagram of a ceiling rose using the old colours where live is red and neutral is black. A wiring diagram is a simple visual representation of the physical connections and physical layout of an electrical system or circuit.