Marvelous Two Way And Three Way Switches
In 3 way switches you use two control a single appliance from two different locations.
Two way and three way switches. 2 way switching means having two or more switches in different locations to control one lamp they are wired so that operation of either switch will control the light. Here is the quick tip. A three way switch has no marking because there is no consistent on or off position.
These have on off switches. A 4 way switch has two positions. Now let s look at the feature specific differences 2 way switch.
You may be surprised with what you have overlooked. One end of the bulb is connected with the common terminal of the second switch and another. Do not have an on off switch.
Controlling a light with three or more switches. A three way switch has no marking because there is no consistent on or off position. You can identify the type of switch by looking at the marking on it.
As you see in the 2 way switch diagram below you will find that the phase live is connected with the common of the first 2 way switch. The above switch wiring diagram shows a different wire color coding than what is used in the usa. These switches have 3 terminals.
Pin1 pin2 of the first switch are connected with the pin1 pin2 of the second switch respectively. These switches actually have 4 terminals. You may be surprised with what you have overlooked.