On a three-way, there’s an additional terminal, called the “frequent.” Power is available in on the switch on the typical, then two “traveler” wires hook up the main switch to the second within the brass terminals. In the event the equipment performs as anticipated, the wiring is effective. Even so, https://wiring-to-switches09864.idblogmaker.com/33889007/smart-power-points-and-switches-an-overview