Two way means that the switch has two positions on and off and two gang means that two switches are packaged together. Way in switch gang in switch and sp dp pole difference in electrical switches.

3 Gang 2 Way Touch Switch Wifi Ac 85v 220v Wall Light Switch Eu Standard Wire Less Smart Home Switch
Wiring a 3 gang 2 way light switch. Each of the gangs or switches above in fig 2 of which there are three work like this fig 3. Wires consisting of a line a load a neutral a pair of travelers and two 3 way switches. A two gang two way light switch sounds complicated but its actually the very common two switch light fixture youre probably used to seeing in your home. If you are trying to troubleshoot a 3 way switch operation you will need to identify the function of each wire. This might seem intimidating but it does not have to be. 3 gang 2 way light switch wiring diagram uk.
With a pair of 3 way switches either can make or break the connection that completes the circuit to the light. In position 1 when the switch is down or on com and l1 are connected together just like the one way switchin position 2 when the switch is up or off com and l2 are connected together. Wiring a 3 way light switch is certainly more complicated than that of the more common single pole switch but you can figure it out if you follow our 3 way switch wiring diagram. Wiring a 3 way light switch. One way light switch mechanism a one way switch has two terminals its the simplest of switch arrangements. A one way switch or a two way switch end of.
Take a closer look at a 3 way switch wiring diagram. Interested in a 4 way switch wiring diagram. Components of 3 way switch wiring. Pick the diagram that is most like the scenario you are in and see if you can wire your switch. In position 1 when the switch is down or on com and l1 are connected together just like the one way switchin position 2 when the switch is up or off com and l2 are connected together. Its either on or off thats all it does.
All three way switch and 2 way switch wiring diagrams have the same basic components. Well as far as light switches or gangs are concerned they can only be one of two things. With these diagrams below it will take the guess work out of wiring.