This is the new method to make a 2 way switching connection as it is slightly different from the two wire control method. Two way switch lighting circuit diagrams.
There are several ways to wire two way switching.
2 way switch wiring diagram home. Before proceeding an important component called a two way light switch is the main element of the 2 way switching irrespective of the type of wiring used. How to connect 2 way switch wiring using three wire control. The three terminals are usually named com l1 and l2 but sometimes com 1 way and 2 way are also used.
A 2 way switch wiring diagram with power feed from the switch light. Three wire cable runs between the switches and the outlet. The electrical symbol indicates where power enters the circuit.
This method is commonly used now days as it is efficient than the two wire control system. This circuit is wired the same way as the 3 way lights at this link. You will see that there is a hot wire that is then spliced through a switch and that then goes to the hot terminal of the light.
A two way switch uk schematic diagram of old wire colours. Aug 1 2018 how to wire a 2 way switch how to change or replace a basic on off 2 way switch. The power source comes from the fixture and then connects to the power terminal.
So now that you have a basic concept of wiring a 2 way switch let s look at the following 2 way switch diagrams to see which type of circuit scenario you have. This should give you a good basic understanding how the 2 way switch circuit works and will help you in adding or changing a 2 way switch. It is a standard single pole switch with three terminals.
The way i show allows you to fairly easily add a second two way switch to an existing light switch by simply wiring them together in a certain way. Do you need to know how a two way switch works before you check out the circuit diagrams. If you need to know how to wire a two way switch then this is the place to start.
In this diagram two 3 way switches control a wall receptacle outlet that may be used to control a lamp from two entrances to a room. Below is the way i like to do it. 3 way switched outlet wiring.
Here is our selection of two way switch circuit diagrams. Where 0 represents the off condition and 1 represents the on condition. Schematic diagram of new wire colours.