Single Pull Switch Wire Diagram. A single pole switch controls a light or lights from one location. There are two wiring options for this.
The source is at sw1 and the hot wire is connected to one of the terminals there. Inside the switch after the switch blade is closed the current flows through the purple switch blade from terminal screw 1 to terminal screw 2. Single pull switch wire diagram drjanedickson com 15 amp 120 volt toggle framed single pole ac quiet switch residential grade grounding quickwire push in side wired white made in usa.
Your lighting circuit must have an earth cable terminating in the switch back box and also at the switch plate if.
When the switch is on both terminals are connected together. In fact a dimmer can be used this way in place of any of the 3. Plus info on switches. There are two wiring options for this.