Single Pole Switch Diagram. A dimmer switch is wired the same way as a single pole switch. In this illustration you can see the red hot lead wires of the dimmer are connected to the inbound black wire from the electrical source the electrical panel and the black wire that goes to the light fixture s black wire which in this case is a white wire that has been taped with black electrical tape.
In this diagram 2 wire cable runs between sw1 and the outlet. The white wire of the romex going to the switch is attached to the black line in the fixture box using a wirenut. Voltage ground single component and changes.
In this diagram 2 wire cable runs between sw1 and the outlet.
Switch wiring shows the power source power in starts at the switch box. The white wire becomes the energized switch leg as indicated by using black or red electrical tape. A 2 wire feed is pulled from the nearest source of power like a receptacle or the panel to the switch. Voltage ground single component and changes.
