3 Way Switch Light Between Switches

3 way switch wiring diagram light fixture between switches.

3 way switch light between switches. Line voltage enters the first 3 way switch outlet box light fixture is located between switch boxes. In a hallway or large room for example installing three way switches at both ends lets you turn the light fixture on or off from both locations. Wall switches used to control ceiling light fixtures or other fixtures come in three types. Wiring a 3 way light switch.

To wire a 3 way light switch you ll need 2 3 way light switches 2 2 wire non metallic cables 1 3 wire non metallic cable and 2 6 inch grounding wires. Do not have an on off switch. No longer allowed after 2011 nec if no neutral wire in switch boxes 3 way switch wire colors. For example a long hallway or stairway might use a pair of three way.

3 way switch light between switches below i ve shown two variations of wiring a light between 3 way switches. These have on off switches. A three way wall switch is a common type of light switch that makes it possible to control a ceiling light or other electrical fixture from two different locations in a room. These switches don t have hot wires.

First run a 2 wire cable from the wall power to the black screw on 1 of the switches. These switches have 3 terminals. 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. The electrical calc elite is designed to solve many of your common code based electrical calculations like wire sizes voltage drop conduit sizing etc.

Option 1 is for power into the first switch then wire to the light and lastly wired from the light to the other switch. With a pair of 3 way switches either can make or break the connection that completes the circuit to the light. These switches use only 2 types of wires. Single light between 3 way switches power via switch power enters the circuit at switch box sb1 and the hot connects to the common terminal of the 3 way switch sw1 and the neutral is spliced through to the neutral terminal of the light.

Option 2 is for power into the first switch but then wires run separately from the first switch to the light. These switches have hot wires. These switches use 3 types of wires. Most common is the single pole switch the type used to control a light fixture from a single location the next most common is the three way switch which is commonly used to control a light fixture from two different locations.

3 way switch diagram multiple light between switches 2 pdf 79kb back to wiring diagrams home.