The switched leg of a switch simply refers to the wire that is supplied electricity when the switch is turned on. The hot wire that carries current to the outlet connects to a wire that routes the electricity to a switch.
How To Wire Three Way Switches Part 1
How to identify a switch leg. These wiring diagrams help you identify the power feed and the switch leg leading to the fixture. When the switch is on the switched leg then provides power to the fixture or device to be powered. 3 way switch wiring diagram part 2 3way switch wiring diagrams 4 5 and 6 continuing on with wiring three way switches these next three wiring diagrams in this series will help you identify three more possibilities for wiring the power feed and the switch wiring that leads to the light fixture. The switch turns the electricity on and off. Please forgive the simplicity of this animation it was done with a mouse as my pencil and bitmap drawings. 02 02 2010 0517 pm 11.
Wiring with a hot supply cable to the switch boxes is usually more expensive both in wire and cost of switch boxes they have to be larger. Although im sure youll get the idea of what a switch leg is. Unless the method of system identification posted at each panel includes a identification of. 4 way switch wiring diagrams fully explained 4 way switch diagrams. 2105c only requires identification of the system. Another wire travels from the switch back to the outlet.
True for now but not in the 2002 code and likely not in the 2008 code. Some newer switching devices require a neutral and so seeing a 3 or 4 conductor cable in a switchbox with the white being a neutral is becoming more common. You will still see switch legs as a pretty common wiring method. You go one color up for the switch leg. Under the 2005 code it still has to be identified by system if there is more than one system in the building and given the voltage is very likely that there is more than one system. View profile view forum posts private message member join date aug 2008 location.
For example if your phase color is red then blue is your switch leg you must use the same color as for the line side as the code requires all conductors on that phase to be the same color. Wiring the switched leg is an easy diy project and this simple how to guide will show you everything you need to know. Don the question was do we have to identify the phase of a switch leg. The switch and the two wires that travel between the outlet and the switch make up the switch leg portion of the circuit. 4 way switches are a.
Gallery of How To Identify A Switch Leg
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