Old Single Pole Light Switch Wiring

Wiring a single light switch in the middle of a circuit.

Old single pole light switch wiring.

Wiring a switch to a wall outlet. Dennis from denver colorado asks. In this first example i ll be wiring a one gang junction box that holds one single switch and that switch controls one single pendant light. A single pole single throw switch such as a light switch works by interrupting the hot wire so it has two brass terminals for the hot connections and no silver terminals for neutral.

The ground screw is for the circuit ground wire connection. Under the international electrical code is it permissible for one single pole switch to control another single pole switch. Touch the device to the old light switch or any exposed wires to ensure that there is no power coming to the wall. The switch serves to cut the power from reaching the light switch.

How to wire a standard single pole light switch. The switch leg brings power to the fixture when the switch is turned on. Light switch wiring. Standard single pole switches do not connect to neutral circuit wire.

The other terminal is for a second hot wire called a switch leg that runs only between the switch and the light fixture. And this switch is pretty much right smack dab in the middle of the circuit with two switches before it and a few outlets after it in the circuit. Some contractors will lump certain rooms together when wiring meaning that a nearby bathroom that you thought was turned off could have several wires hooked up to the bedroom fuse. This is commonly used to turn a table lamp on and off when entering a room.

In this diagram 2 wire cable runs between sw1 and the outlet. Here a receptacle outlet is controlled with a single pole switch. The original intent was to have three way switching which didn t happen. The source is at sw1 and the hot wire is connected to one of the terminals there.

A standard single pole light switch will simply require you to attach the black load wire into it and then the black wire leaving the switch and to your lights.