Electrical Wiring 3 Way Circuit Diagram. Three wires between the two end switches probably using 3 core and earth cable. Usually the third wire passes the middle intermediate switch but is joined in a separate terminal block.
Take a closer look at a 3 way switch wiring diagram. By margaret byrd september 26 2017. The basic 3 way switch wiring diagram.
3 way switch wiring diagram electrical online april 15th 2019 this is the most common and the easiest wiring diagram to follow of any of the wiring diagrams for a 3 way switch circuit this wire diagram shows the wiring for source power into the first three way switch then 3 wire cable.
Three way switching 2 wires. 4 way dimmer switch wiring diagram post date 14 dec 2018 78 source https www do it yourself. The circuit is fed to each lamp fitting in turn and a separate cable connects from the fitting to the switch. The white wire becomes the energized switch leg as indicated by using black or red electrical tape.