Two Way Switch Diagram. The power is coming into the light fixture first. Just like any loop in loop out radial circuit the switch cable from the ceiling rose contains two wires a permanent live and a switched live.
This is the 3 wire cable that you must have to wire a 3 way light switch. 3 way switch diagram multiple light between switches 2 pdf 79kb back to wiring diagrams home. A very common type of 3 way electrical diagram is when the power supply wire moves from one switch to the second switch and finally terminates at the fixture.
Here two 4 way and two 3 way switches are used to control lights from four different locations.
The three wire two way switch wiring diagram is shown in the below figure. You are most likely to see this 2 way. The electricity source and light. In an asymmetrical three way switch the branches diverge in a staggered way.