Wiring 3way switches typically a 3 wire cable with a ground is installed between the two three way light switches. With a three way dimmer you can control a light with two switches.
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Wiring a dimmer on a 3 way switch. There are several 3 way switch wiring configurations which are based on where the electrical power enters the lighting circuit and the wiring to the light switches. How to wire a three way dimmer switch. How to wire a 3 way dimmer with wire leads. This lets you dim from one location and turn the lights on and off from another. With a three way dimmer you can control a light from 2 different locations. Find the correct wiring for a 3 way switch in 2 minutes.
Wiring a standard 3 way dimmer switch. This arrangement allows for lowering the lights in a 3 way circuit. More about wiring dimmer switches. Plus learn how to change a single. In the diagram below a 2 wire nm cable supplies power from the panel to the dimmer boxthe black line wire connects to the common terminal of the 3 way dimmera 3 wire nm connects the travelers of the dimmer to the travelers of the 3 way switchtraveler wires are interchangeable on each switch. With a standard 2 way dimmer a single switch controls a single light.
After the lighting level has been set on one dimmer the other switch will turn. How to wire a 3 way dimmer with wire leads. It doesnt matter if you reverse the two switch wires to a single pole dimmer. Skip navigation sign in. 3 way dimmer switches typically come with the following pre wired leads. These wires attach to the travelers which are the pair of wires attached to the two screws at one end of the regular 3 way switch.
They allow you the ability to turn the lights on or off from either location. It should also help in understanding the functions of each type of switch. But if youre replacing a three way switch with a three way dimmer label the common wire itll be labeled on the old switch when you remove the old switch so you can connect it to the common terminal on the dimmer. A standard single pole dimmers 2 way or three way dimmers. The following 3 diagrams show the wiring for a specially made dimmer that can be used in these circuits in place of either of the the 3 way switches or both. 3 way dimmer switch wiring diagrams.
You will need a three way dimmer and a three way switch. Dimmers come in two basic wiring configurations. If only one switch controls the light purchase a single pole dimmer. Wiring a 3 way light switch. Three way switches can commonly be found at either end of a hallway near the doors of a very large room with multiple entryways or at the top and bottom of a set of stairs. Attach to the bonded ground wires in the switch box.
With a pair of 3 way switches either can make or break the connection that completes the circuit to the light. Wiring a 3 way light switch is certainly more complicated than that of the more common single pole switch but you can figure it out if you follow our 3 way switch wiring diagram. How to wire a switch. If two switches control a single light or a group of lights you will.
Gallery of Wiring A Dimmer On A 3 Way Switch
