3 Way Switch Wiring Diagram. Learn to make a 3 way switch diagram by using these free and printable examples of three way switch diagram in the following images. This is the 3 wire cable which you must have to wire a 3 way.
A 3 way switch wiring diagram is a simple drawing showing how to connect the wires to each of the four screws on the 3 way switch. Three way switch wiring with light middle. When wiring a 3 way switch circuit we will be using a 3 wire cable known as romex coming from the source such as the breaker box.
3 way switch wiring diagram.
The black line wire connects to the common terminal of the first 3 way switch. Typical 3 way switch wiring nm cable. A 3 wire nm connects the traveler terminals of the first and second 3 way switch together. The red wire which is connected to the first switch s.
