Stunning Light Switch Two Wires
How to wire a three way light switch.
Light switch two wires. If the light switch has a ground screw on it usually green and at the bottom of the switch connect it now. Thinking out of the box to make mcu work with the 2 wire wiring system. With appropriate care and use.
Connect one wire to the first switch in the box and the second wire to the other switch and connect the black wire from each of the lights to the other terminal on its respective switch. The cable consist of a black wire a white wire and a bare copper wire. The brown wire is live also know as permanent live this brings the live supply to the switch.
The method 1 is relatively easy. Putting a rechargeable battery inside the switch to supply the power to the mcu or method 2. A three way light switch is one where you have two switches that have the ability to control the same light or set of lights.
However there are a lot of problems ahead which one of the key issue is about the rechargeable battery life. The ground wire on the other hand must connect to both switches and the easiest way to do this is to make a pigtail as you did with the hot wires. The blue wire is known as the switched live and takes power to the light.
Switched live is only live when the switch is on this is where it gets its name from. A 2 wire system includes two wires live and switched live. This circuit is wired with a 2 wire cable running from the light to the switch location.
With the power coming to the switch and then going to the lights you will notice that there are two black wires two white wires and two ground wires bare wires. A standard 2 wire lighting circuit is shown in figure 1. Black wire power or hot wire.