3 Way Switch Diagram 2 Lights. One ground and 4 circuit terminals divided into two matching pairs called travelers. With these diagrams below it will take the guess work out of wiring.
Remember only two wire cable with ground is necessary for the boxes at the lights we see there. 3 way switch diagram multiple light between switches 2 pdf 79kb back to wiring diagrams home. 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.
With these diagrams below it will take the guess work out of wiring.
The power source is via the switch box sb1 and a 3 wire cable c1 runs from there to the first fixture f1. In this diagram the incoming hot wire attaches to the first switch s common dark colored terminal. The electrical calc elite is designed to solve many of your common code based electrical calculations like wire sizes voltage drop conduit sizing etc. Traveller wires red in color connect the three way switches without going in deep to the system or circuit given.
