Outrageous Schematic Diagram 3 Way Switch

3 way switch wiring diagram depicting all wires in the ceiling junction box.

Schematic diagram 3 way switch. See alternate 3 way switch wiring configuration for another way 3 way switches may be wired. How to wire 3 way switches power to the first switch electrical question. Wiring diagrams for 3 way switches 3 way switch diagram 2 above shows the electricity source starting at the fixture.

At a glance 3 way switches look the same as the common single pole switch but instead of having only two screws on which to make your connections they have two connections on one side and one on the other. The black and red wires between sw1 and sw2 are connected to the traveler terminals. Here i recall many of my jobs experiences and handy tips with the hope that you can gain from what i have learned.

The diagrams below show the conventional wiring for 3 way switches. I m john and i ve worked as an electrician for over 40 years. This 3 way light switch diagram shows connections when the power comes into the first switch on to the second switch and then on to two or more lights switched by the 3 way circuit.

In the ceiling light fixture electrical box one black wire from a 3 way switch gets connected to the black load wire on the light fixture. Pick the diagram that is most like the scenario you are in and see if you can wire your switch. I began at an early age being taught by my dad.

This might seem intimidating but it does not have to be. This 3 way light switch wiring diagram shows how to do the light switch wiring and the light when the power is coming to the light fixture. Home three way switch wiring diagrams 3 way switch schematic.

The white wire becomes the energized switch leg as indicated by using black or red electrical tape. Unfortunately not all 3 way switches are wired the conventional way. The white wire of the cable going to the switch is attached to the black line in the fixture box using a wire nut.