3 Way Switch Wiring Diagram Multiple Lights With 14 3. Here is a diagram that I made up for you spelling out exactly how to do this. Three-way wall switches control a light fixture from two locations in a room.
Just bear in mind that if you use EMG's solderless system, you can't do this wiring; you'll need to buy your own. A three-way switch has three terminals, and the switch connects the first terminal to either the second or the third terminal, as shown here In this diagram, a normal piece of wire comes from the fuse panel to the first three-way switch. In building wiring, multiway switching is the interconnection of two or more electrical switches to control an electrical load (often, but not always, lighting) from more than one location.
Three-way switches are always used in pairs.
In building wiring, multiway switching is the interconnection of two or more electrical switches to control an electrical load (often, but not always, lighting) from more than one location.
A three-way switch is built and wired a When replacing an existing three-way light switch, be sure to return the wires to the proper screw terminals. Three-way switches & light fixture with duplex receptacle. Three-way light switches control a light from two locations, such as from both ends of a staircase or hallway.