Three Way Switches
With a pair of 3-way switches either can make or break the connection that completes the circuit to the light. For example a long hallway or stairway might use a pair of three-way switches at each end so that lights can be turned on when approaching one end of the hall or stairway then shut off from the other end. Multiway Switching Wikipedia Mike teaches you how to wire a 3-way switch. Three way switches . Use these hand-held switches with mobile machinery such as cranes hoists and trolleys. If you are trying to troubleshoot a 3-way switch operation you will need to identify the function of each wire. Get more details at. Learn how to wire a 3 way. In this article we will solve the mystery of three-way switches. Whenever you flip either one of the switches the light changes its state -- if it is on it turns off and if it is off it turns on. Another dead giveaway of a three-way switch. At a glance 3-way switches look the same as the common single pole switch but i