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. This diagram illustrates another multiple light circuit controlled by 3 way switches.

3 Way Switch Installation Circuit Style 3
3 way light switch wiring diagram multiple lights. Common wire is wrapped three times around the two traveler wires for the 3 way switch on the right. 3 way switch diagrams for multiple light fixtures. If you intend to add multiple lights with a 3 way switch use the 3 way switch for multiple lights diagram. It is not unusual for the wires inside of an outlet box to be covered by spray paint from the initial construction of a dwelling. Three wire cable runs between the switches and the outlet. This 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.
Wiring 2 lights and 3 way switches. 3 way switch multiple lights between switches below ive shown two variations of wiring multiple lights between 3 way switches. The fixtures hot wire connects. The two hot wires of three wire cable connect to a pair of brass colored traveler terminals on each switch. Multiple switch wiring 3 way and single pole. This circuit is wired the same way as the 3 way lights at this link.
This option actually requires you to run two romex lines between the lights. 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. As with the other diagrams on this page more lights can be added by duplicating the wiring arrangement between the fixtures. Option 1 is for power into the first switch wire to the lights and lastly wire from the light to the other switch. This article explains a 3 way switch wiring diagram and step how to wire three way light switch electrical circuit we have to discuss about what are the three ways for wiring diagram as discussed below and how to connect all the lights and what are the different techniques to join such switches to getour own desired outputs as mentioned below. In this diagram two 3 way switches control a wall receptacle outlet that may be used to control a lamp from two entrances to a room.
3 way switch wire diagram power to light switch in this diagram the incoming hot wire attaches to the first switchs common dark colored terminal. 3 way switch diagrams for multiple lights. Note that this configuration is easiest to do when utilizing the first method of 3 way circuits discussed previously in our wiring a basic 3 way switch article or diagram. Two switch box wiring image. 3 way switched outlet wiring. Here the source and the fixtures come before the switches.
The steps above describe installing a 3 way switch and provide a 3 way switch diagram utilizing one light fixture. Wiring multiple lights on a 3 way switch.