2 Way Switch Circuit Diagram

It is a standard single pole switch with three terminals.

2 way switch circuit diagram. 2 way switch 3 wire system old cable colours 2 way switch two wire control three way switching. Also the same wiring circuit diagram can be used using 2 way lighting or two way switches to control electrical devices from two different locations. For simplicity the earth wire is not shown in the above. If you are going to install a new one then go for three wire control method.

The main purpose of the two way switching circuit is to allow the devices to be switched on off independently of any switch no matter the current state of the switch. Before you start safety first. A 2 way switch wiring diagram with power feed from the switch light. This is the first method to make a 2 way switching connection this is the old method.

The three terminals are usually named com l1 and l2 but sometimes com 1 way and 2 way are also used. A wiring diagram is a simplified traditional photographic depiction of an electric circuit. 2 way switching two wire control i ve included this method of 2 way switching for reference because you may come across it in old homes but i don t recommend you use it. Below is the way i like to do it.

Pin1 pin2 of the first. The power source comes from the fixture and then connects to the power terminal. It reveals the parts of the circuit as streamlined shapes as well as the power and also signal links between the devices. In position 2 when the switch is up or off com and l2 are connected together.

The next length of the twinearth cable will run from the light to the first two way switch. 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. To switch from two locations youll need 2 two way switches and wire them together in a particular way. 2 gang 2 way light switch wiring diagram uk.

As you see in the schematic diagram of 2 way switch circuit below you will find that the phase live is connected with the common of the first 2 way switch. 2 way switch wiring diagram two way switch two way switching. 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. 3 way light switching new cable colours 3 way light switch old cable colours 3 way light switch using a two wire control.

Variety of 2 way switch wiring diagram. A two way switch uk schematic diagram of old wire colours. 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.