This is only a wiring schematic and not the actual wiring method used for 3 way switch installations. With these diagrams below it will take the guess work out of wiring.
Wiring Diagram For 3 Light Switch Australia Wiring Diagram
3 way switch wiring diagram australia. Wiring a 3 way light switch. Below is a simple 3 way schematic that can be applied to all three way electrical light switch connections. Wiring diagram 3 way switch with light at the end. Two very old three way switches. Regardless of what 3 way switch wiring diagram youre following youll need to use a 3 wire cable to connect the two 3 way light switches. 3 way switch wiring diagram.
Two very old three way switches are depicted in the photo above. Pick the diagram that is most like the scenario you are in and see if you can wire your switch. This is the 3 wire cable which you must have to wire a 3 way. 3 way switch diagrams for multiple light fixtures. This might seem intimidating but it does not have to be. With a pair of 3 way switches either can make or break the connection that completes the circuit to the light.
Three wire cable runs between the switches and 2 wire cable runs to the light. In this diagram the electrical source is at the first switch and the light is located at the end of the circuit. Wiring a 3 way light switch is certainly more complicated than that of the more common single pole switch but you can figure it out if you follow our 3 way switch wiring diagram. Take a closer look at a 3 way switch wiring diagram. It is true that there are several wiring configurations for wiring 3 way light switches and all of the wiring configurations will depend on where the incoming circuit power is located and once that is identified the rest of the three way wiring connections are straight forward. The black and red wires between sw1 and sw2 are connected to the traveler terminals.
3 way switch schematic wiring diagram. So what you should see if you have correct 3 wire electrical cable romex is a black power white neutral and now a 3rd red wire.