3 Terminal Switch Diagram. The pair of screw terminals at the opposite end of the switch are for the pair of wires. Summary: The key to three way switch wiring depends on two main factors.
One of the most common areas for this is the top and bottom of stairs. The black "hot" wire enters the switch on the left. The pair of screw terminals at the opposite end of the switch are for the pair of wires.
How to Install Three Phase Automatic Transfer/Changeover Switch.
This logical diagram explains a simple interVLAN routing scenario.
One of the three other terminals is a different color, usually darker, and is called the common terminal. These first three wiring diagrams in this series will help you identify the power This terminal is usually identified by a darker colored screw. A circuit diagram with an LED, resistor, and a switch.