3 Way Switch Wiring Diagram 2 Lights. The electricity source and light fixture are connected to the same switch. 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.
The power source is coming to light fitting first. This is very useful in a number places particularly hallways and stairs. Jan 24 18 0226 PM.
Connect the Line brown wire coming from the light together with the 3 CoreEarth cable black wire in to the L1 terminal of the two-way switch.
The black hot wire connects to the far right switchs common terminal. In this diagram power enters the fixture box. Red wire Traveler or switch wire. The diagrams for 3-way switch wiring we broke down into the following sections see below.