As a part of the am2 exam you will have to wire up a 2 way and intermediate lighting circuit with one light. Two way switching is the most common requirement for many household and commercial lighting solutions.
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2 way intermediate lighting circuit wiring diagram. The circuit is wired in twin and cpc cables twin and earth cable and 3 core and cpc cable. 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. The most basic circuit with only two wires at the switch. Here we have a 3 way switching lighting circuit sometimes called two way switching with intermediate. These diagrams show various methods of one two and multiple way switching. 2 way light switch 3 wire system new harmonised cable colours 2 way switch 3 wire system old cable colours.
This allows a single light to be turned on or off from any of the switches. Take a sl and l from the light concerned i twin and cpc then a 3 core and cpc to the other 2 way if you wanted an intermediate system just go 3c cpc to intermediate and on and on until you reach the last 2 way switch. Earth wires are not shown. This video also shows how an intermediate switch works. There is more than one way to do this depending of the type of cable available and on the installation requirements. This page shows it wired in the old cable colours if your house has the new colours you want to go here.
Two way switching 2 wires. Construction working of intermediate switch. Wiring a lighting circuit the loop in at the light makes it easy to convert a 1 way circuit into a 2 way or intermediate by. Switches are shown as dotted rectangles. L and n indicate the supply. 2 way lighting circuit wiring diagram 2 way lighting layout drawing intermediate lighting.
Follow this link if you are looking for a comprehensive step by step guide on two way and intermediate lighting circuit wiring. Four pages showing how 3 plate lighting circuits can be wired up. Otherwise continue with the am2 exam guide. Video explains the connection required within two way and intermediate switches. 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. Basic multi point radial lighting circuit.
2 way and 2 way and. The four terminals of intermediate switch construction and its operation are shown in fig below. In a previous video i showed how a two way. In an intermediate switch there are four terminals by which it changes the flowing of electric current from one circuit to another see fig 1 2 and also known as three way switchit has the ability to on and off the electric supply by two ways. To wire a three way lighting circuit you will need 2 two way switches and an intermediate switch.
Gallery of 2 Way Intermediate Lighting Circuit Wiring Diagram
