Light Switch From Schematic Wire Diagram. The cable going to the light switch is connected as follows fig 2. You need to connect your neutral wire to light socket and hot wire to the switch and from the switch you connect the wire to light bulb socket other free terminal and ground wire to the one way switch earthling point as i shown in the below diagram.
The black or sometimes red wire also known as the hot wire goes into the brass screw. L and n indicate the supply. A switch loop single pole switches light dimmer and a few choices for wiring a outlet switch combo device.
The green wire a ground wire connects with the green screw in the switch or the electrical box.
Want to turn a lamp on with a light switch. Three wire cable runs between all the switches and 2 wire cable runs to the light. Wiring of a light switch is very simple and easy connection. You can use tools or colors to label the different types of wires used and used different line styles to show charged or uncharged wires.