Wiring A 3 Way Switch Diagram. 3 way switches wiring digram 3 switch one light control diagram three way lighting circuit this video shows how to wire a three. 3-Way Switch Wire Diagram Power to Light Switch with Fixture Between Switches The incoming hot wire is connected to the right switchs common terminal.
With these diagrams below it will take the guess work out of wiring. Lightwiringcouk These are commonly used for lighting in a stairway where you want a switch on each floor entering the stairway. When replacing an existing 3-way switch take note of how the existing switch is wired BEFORE you remove the wiring then refer to your notes to help you wire the new 3-way dimmer switch.
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.
The white wire becomes the energized switch leg as indicated by using black or red electrical tape. Then a 4-wire cable going between the two 3-way switches and then a 3-wire cable going from the switches to the load. You must completely forget about the notion of a switch being a simple openclosed circuit and look at the diagram of the circuitry of this modern alternative. Pick the diagram that is most like the scenario you are in and see if you can wire your switch.