On A 3-way, there’s an additional terminal, known as the “widespread.” Power comes in into the switch over the prevalent, then two “traveler” wires hook up the first switch to the second to the brass terminals. In the event the equipment performs as anticipated, the wiring is thriving. However, if https://smartswitches75284.blogadvize.com/42383167/smart-power-points-and-switches-an-overview