Red in l1 black in l2 no c on old switch earth wired to the back box no instructions with the dimmer twist switch but i have wired it. Wiring a dimmer switch.
Dimmer Switch Wiring Diagram C3 Wiring Diagram
Dimmer switch wiring l1 l2 c. Have you disconnted the old switch yet. This type of switch is used where two switches control the same light such as at the top and bottom of a stairway. Would that have fried the dimmer. Start date may 25 2007. The wires fitted into the other two terminals of the old switch should be fitted either way round into terminals l1 and l2 of the dimmerswitch. More advanced dimmer switches like varilight eclique and lightwave rf have an s terminal instead.
Dimmer switches have c next to l1 l2 whereas switches have c at the opposite end to. Existing wiring 2 core red black and earth cable the old switch was wired. Basically is the existing blue wire essentially a switched live like the instructions talk about or do i need a different type of switch to work with the old wiring. This means i first fitted the dimmer switch linked up l1 l1 l2 com com l2. When l1 is on l2 would be off. There are two wiring options for this.
Some brands of switch may have slightly different labeling on the terminals such as c l1 l2 or even l1 l2 and l3. Many thanks in advance. It is now correctly wired but only working as a normal switch ie twisting. It is just a single switch light so is it as simple as red into com blue into l1 ignore l2 and earth to earth terminal. Can anyone advise if i have bought the wrong dimmer switch or how i can go about wiring this correctly. They usually come supplied with a commonc line outl1 and line outl2 terminals similarly to a two way switch.
The l1 is the switched live going out to the lightthey will be marked so you can tell which is whicha two way switch for switching a light from two different locations like in a hallway has a common c a l1 and an l2 terminal. The common is the main live coming in. When l1 is off l2 would be on. The mains earth should be attached to the back box and a short length of earth wire attached from the back box to the dimmer that way if the dimmer is removed from the wall it is still earthed and. Red in c black in l1 then i looped the earth around screw on the back box to the earth connection on the back of the dimmer. Jim jar feb 4 2018 1.
How to change a dimmer switch dimmers look slightly different to standard switches being much more chunky. It is the screw terminal not marked l1 or l2 that is the live. The new dimmer switch has connectors for l1 l2 and c. Now the new switches have a com l1 l2 and earth. Here is an image of a lightwave rf. Of the old switch should be fitted into the c terminal of the dimmerswitch.
The s terminal can only be linked up to a corresponding slave and wont work with an ordinary two way switch. You can use it as a one way switch by using the com and l1 terminals only.
Gallery of Dimmer Switch Wiring L1 L2 C
