With a pair of 3 way switches either can make or break the connection that completes the circuit to the light.
Wiring diagram for three way light switch with dimmer.
Three wire cable runs between the switches and the outlet.
A wiring diagram is a streamlined conventional pictorial depiction of an electrical circuit.
If you are replacing an existing 3 way switch.
3 way switched outlet wiring.
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.
Also included are diagrams for 3 way dimmers a 3 way ceiling fan switch and an arrangement for a switched outlet from two locations.
In the diagram below a 2 wire nm cable supplies power from the panel to the dimmer box the black line wire connects to the common terminal of the 3 way dimmer a 3 wire nm connects the travelers of the dimmer to the travelers of the 3 way switch traveler wires are interchangeable on each switch.
Wiring a 3 way light switch.
Assortment of leviton 3 way dimmer switch wiring diagram.
On this page are several wiring diagrams that can be used to map 3 way lighting circuits depending on the location of the source in relation to the switches and lights.
Many manufacturers are now producing dimmer switches that can be used for either single pole or 3 way switches.
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.