This arrangement is often found in stairways with one switch upstairs and one switch downstairs or in long hallways with a switch at either end. Two way switching is the most common requirement for many household and commercial lighting solutions.

2 Way Switch Wiring Diagram Light Wiring
2 way lighting circuit wiring diagram. 2 way light switch 3 wire system new harmonised cable colours 2 way switch 3 wire system old cable colours. Basic multi point radial lighting circuit. Multi point radial lighting circuit new cable colours multi point radial lighting circuit old cable colours old multi point radial lighting diagram using junction boxes. Take a closer look at a 3 way switch wiring diagram. 3 way switch wiring diagram. The electrical symbol indicates where power enters the circuit.
This video shows how to change a one way lighting circuit into a two way lighting circuit and also includes schematic diagrams of a basic lighting circuit and a schematic drawing of a two way. They are wired so that operation of either. Follow this link if you are looking for a comprehensive step by step guide on two way and intermediate lighting circuit wiring. As a part of the am2 exam you will have to wire up a 2 way and intermediate lighting circuit with one light. Pick the diagram that is most like the scenario you are in and see if you can wire your switch. Whether it is the switching of a light from two different places inside a domestic dwelling or switching a series of lights in a commercial environment two way lighting circuits provide a cost effective and easy solution.
With these diagrams below it will take the guess work out of wiring. Do you need to know how a two way switch works before you check out the circuit diagrams. There is more than one way to do this depending of the type of cable available and on the installation requirements. If you need to know how to wire a two way switch then this is the place to start. The power source comes from the fixture and then connects to the power terminal. This might seem intimidating but it does not have to be.
Here is our selection of two way switch circuit diagrams. 2 way switch 3 wire system new harmonised cable colours 2 way switching means having two or more switches in different locations to control one lamp. Lets assume the load you are controlling is a light. Otherwise continue with the am2 exam guide. A 2 way switch wiring diagram with power feed from the switch light. The electricity flows from the hot wire black through the 2 way switch shown in off position and then to the light and returns through the neutral wire white.
Two way switch lighting circuit diagrams. By wiring a 2 way switch the circuit below shows the basic concept of electricity flow to the load. 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. 2 way switching means having two or more switches in different locations to control one lampthey are wired so that operation of either switch will control the light.