We use cookies to make your experience better. Here is a wiring example of a Lightwave RF Gen1 dimmer switch shown from behind: Intermediate switching is similar to two way but allows a third switch to be integrated. If you're replacing existing downlights you'll want your new ones to have a similar hole cut out size otherwise you'll either need to make the holes bigger or make them smaller (yes I said smaller) which would involve re-plastering your ceiling and re-cutting the holes. This FAQ has been produced to explain the different types of light switches, circuits and terminologies that are used in modern day lighting installations. Wiring of a light switch is very simple and easy connection. This diagram illustrates wiring for one switch to control 2 or more lights. This video featuring a Philips LED spotlight shows how to install an LED spotlight using their 'Click Fix' system although many of the same rules apply. Types of Dimmer Switches. Just ignore the L2 terminal. Many installers go for the GU10 or integrated option as their are less components to consider and it often costs less. Here are two examples that explain how to wire a downlight, one is for a GU10 fire rated downlight and another explaining how to wire an integrated LED downlight, each one has it's own earthing provisions: he H2 Pro has a live and neutral wire coming off the LED driver, you'll need additional junction or connector blocks to wire them. Our dimmer switches are 2 way, ie can be used for switching lights from either one or two places, but the other switch needs to be a standard rocker, dolly or on/off dummy dimmer switch. Lutron keypads have up to 10 buttons as well as dim up and dim down. By adding a Click Flow connector you can create your own loop in, loop out system as mentioned in the previous loop in, loop out wiring section. Unless specifically stated downlights are wired in parallel, downlights are only usually wired in series when multiple lights are being powered from the same LED driver. For example the Ansell iCage has the largest one which was specifically designed for this type of wiring. This would cause major instability on the circuit, like the time when the ghost busters crossed the beams! Download the fitting instructions for the Ansell iCage: CLICK HERE, Wiring an Integrated LED Downlight - Halers H2 Pro. Instead of taking the feed wire from the consumer unit to the ceiling rose it is taken to the switch. Multiple Light Wiring Diagram. It’s not known as three way switching because you can also add more switches for four way switching or more. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. One source is spliced to each switch with a pigtail to power the two lights. Wiring diagram light switch uk. This is an overview of how to wire a one-gang light switch on a one-way circuit: Switched Live Wire (SW) connects to L1 port Common Live Wire … We are not electricians and have taken all the diagrams from the instructions that are supplied with the products we sell. With the progression of wiring standards over the years, there are several electrical wiring colour coding used in homes around UK. With this sort of an illustrative guide, you’ll be able to troubleshoot, avoid, and complete your assignments without difficulty. JavaScript seems to be disabled in your browser. Another advantage of using Flow Connectors is if the downlight fails you can unplug it and get it replaced yourself without having to get an electrician back in to disconnect it and then reconnect the replacement. This is an alternative way of wiring a lighting circuit. The iCage is supplied with both a GU10 and a GU5.3 low voltage lamp holder. Let's have a look at a basic circuit diagram describing two-way switch wiring: Similarly to a simple (one way) lighting circuit, the Neutral is taken straight to the light itself, while the Line conductor is fed through a series of switches before reaching the light. If you've dimmed the lights to 50% the switch will keep switching it and off at that level until you dim it again. The next length of the twinearth cable will run from the light to the first two way switch. The left switch controls the kitchen light and is wired ... Black to COM Red to L1 Thats fine...it turns the kitchen light on and off. Check out the diagram below that shows how to way a three way switch: Two way dimming allows you to dim a light fixture from two locations. Safety first. For the best experience on our site, be sure to turn on Javascript in your browser. 2. The three conductors are lai… Varilight requires a combination of master and slave dimmers for it to work. A common(C), L1 and L2. L1 is off when L2 is on and vice versa depending on the switch position. The white or neutral wire bypasses the switch … Wire a light switch in one way lighting circuits - Diy How To If you've already got wires in place you can still use a wireless switch by terminating the wires. When the switch is on, both terminals are connected together. Wiring a Two Way Switch. Firstly they require a 24V DC supply which can be taken directly from the Grafik Eye or ESN. If you are using metal light switches (fig 3) make sure you connect the earth wire to the earth terminal on the switch and fit an earth link wire from the switch to the earth terminal in the back box. You can have a dimmer switch and an on/off switch on the same circuit. The neutrals are connected together using a terminal connector. (Using the diagram above, this would mean either cable 1, 2 or 3. A common place to find in-line switches can be in an attic, in a garage or a shed. This is usually a distribution board of some sort. Light switches are functional items, and many of the basic varieties (made from white plastic) can look a bit plain. The male connector is already pre-wired into the downlight so half of the work is already done for you. Understand how to safely wire in a dimmer switch and find out about the regulations that cover this sort of project. If you want to control your lights from a smart phone, the easiest and most cost effective way of doing this is with Lightwave. There are two terminals in a one way light switch. Carefully cut the outer cable sheath and peel it … The consumer unit is normally connected to the first lamp, which in turn is connected to the second lamp and so on. If you’re using the low voltage GU5.3 lamp holder the downlight is classified as Class III and doesn’t require an earth. VAT, You can have a dimmer switch and an on/off switch on the same. The (L2) terminal is unused. How to add one or more additional lights, so that all are operated from the same switch. The cable going to the ceiling rose is connected as follows (fig 2). For the best experience on our site, be sure to turn on Javascript in your browser. Free Delivery On Orders over £50 excl. You need to connect your neutral wire to light socket and hot wire to the switch and from the switch you connect the wire to light bulb socket other free terminal and ground wire to the one way switch earthling point as I … Ranging from simple one way switches to more advanced keypads that are used in home automation systems such as Lutron. There are two wiring … Connect the cable as shown in the wiring diagram. If you’re circuit is only one way, you can ignore this terminal and it will still work. An example of this would be having one switch at the bottom of a staircase, one at the top and one in the middle. A simple lighting circuit is where the light switch is installed between the supply and the light fitting. The maximum current rating should also be adhered to; this is usually 6 to 10 amps per switch for on/off switches and for dimmer switches its 250W or 400W. The right switch is the one I want to use for the under stairs lights. If your light switch not working use this project to find out how to fit lights and switches and wire a ceiling rose. Two way switching means you can switch the same light fixture from two switches that are located in different sides of a room. The cable going to the light switch is connected as follows (fig 2). With the arrival of Varilight V-Pro multi-point dimmers (formally Eclique) and Lightwave Smart switches, this is now easy to do and doesn't cost too much. 2 way light switch (3 wire system, new harmonised cable colours) 2 way switch (3 wire system, old cable colours) 2 way switch (two wire control) Three way switching. Or you could change an existing switch to give you convenient, multi-way control of a light in your hallway, landing or stairwell. Three-way switches allow for controlling a light fixture from two separate locations, these are usually used at the top and bottom of a flight of stairs or at two different entrances to a room. If you are using a plastic switch the earth wires will need to be connected to the terminal in the terminal box (as shown above) because there are no earth terminals on plastic switches. It consists of a red insulated core for live, black insulated core for neutral with a bare earth conductor between them. The permanent live wire is wired into the switch and the switched live into the switched live terminal. Low voltage halogens will have a transformer; this will need to be disconnected as it will no longer be required. A hot wire (red or black) comes out of the wall and into one switch, then out of that switch and into the other one. It is usually used with smaller LED downlights or with LED ground lights that are constant current. Here are two examples that explain how to wire a downlight, one is for a GU10 fire rated downlight and another explaining how to wire an integrated LED downlight, each one has it's own earthing provisions: Wiring a Fire Rated Downlight – Ansell iCage. Wiring Two Switches for Two Lights. Any electrical wiring should be done by a qualified electrician. If you’re upgrading an existing halogen downlight you’ll most likely either have mains voltage GU10 or low voltage MR16 (GU5.3) halogens. This is because two way switches can also be used on one way circuits. However, replacing these with decorative switches can add a stylish finishing touch to your home. When L1 is on L2 would be off. 3 way light switching (new cable colours) 3 way light switch (old cable colours) 3 way light switch using a two wire control; News & Updates; Open Menu. Many downlights have a loop in, loop out terminal block attached to them. The cable going to the ceiling rose is connected as follows (fig 4). If you are based in the U.S.A. please see: how to wire a light switch in the U.S.A. A one way light switch has two terminals which is a common marked as COM or C. The common is for the live wire that supplies the input voltage to the switch. How to wire a 2 way lighting circuit - In this video I show how to wire a light that can be turned on and off with two different switches. Wiring a Light Switch To wire a light switch, consider whether the circuit is ‘one-way’ (one light switch operating one light) or ‘two-way’ (two light switches operating the same light). Lightwave discontinued their Gen1, Connect Series. Two way switches have a COM terminal as well as L1 and L2 terminals. Some have them directly attached to the downlight and some come with wiring connectors. Copyright © 2019 Expert Electrical Ltd. Company No: 5147452 VAT No: 846535210. Brands like Rako and Lutron have their own wireless systems. Wiring Dimmer Switches – How to Fit a Dimmer Switch. Don't let this discourage you -- simply attach the hot wire on the new fixture exactly how you found it on the old wire. Some integrated LED downlights like the market leading Halers H2 Pro from Collingwood Lighting are SELV which stands for Safety Extra Low Voltage. When you’re wiring decorative light switches such as chrome or stainless steel etc, you’ll find that the switch will also have an L2 terminal which means it’s a two way switch. You can also control smart power sockets, heating controls and other Lightwave add-ons. A metal light switch must be earthed as seen below. . All you need is a master dimmer switch, the Lightwave RF Wi-Fi hub and the App which is free to download. If you've dimmed the lights to 50% the switch will keep switching it and off at that level until you dim it again. Some brands of light switch may have slightly different labeling on the terminals (such as C L1 L2 or even L1 L2 and L3). Using the recommended Lutron control cable which has two pairs of cables, one pair is for power and the other pair is for signal. The black wire from the light switch, should be marked with red tape or red sleeving to show it is a live wire, but in practice is often left unmarked. Line diagram of a one way lighting circuit using in line method (fig 1). ( They have a BROWN, a BLUE and an earth cable. ) The switch serves to cut the power from reaching the light switch. Intermediate switches have terminals marked L1, L2, L3 and L4. A two way switch has 3 terminals. The receiver then switches the lights and are available in dimmable or non dimmable versions, as well as a Wi-Fi version for smart phone control. You don't need to be left in the dark! Sometimes called a crossover switch for obvious reasons.. Let's have a look at a basic wiring diagram describing a three-way lighting circuit: As you can see, the only difference from the two-way lighting circuit is the introduction of a special switch called the intermediate switch. Double insulated products are classified as Class II and can be identified by this symbol: The H2 Pro has a live and neutral wire coming off the LED driver, you'll need additional junction or connector blocks to wire them. A scene can be a mixture of multiple lighting circuits that are all set to different dimming levels. The only reason you'd need to keep the transformer is if you wanted to use MR16 LEDs that operate on AC, this is a less popular option as you need to make sure the existing transformer is compatible with the LEDs and if you're dimming them, you'll need to make sure that the MR16 LED, transformer and dimmer switch are all compatible. The image below shows the loop-in, loop-out wiring method: When installing downlights that don’t have their own connection system, many installers create their own by using a Click Flow Connector. When L1 is off L2 would be on. The other terminal is marked as l1 and is the output to the light fixture. Once you’ve decided on the function of each scene you can get the buttons engraved by completing a form and sending back to Lutron, this is included in the price of the keypad. 'TV Watching' could dim your main LED downlights down to 10%, your wall lights down to 30%, your cove LED strip lights down to 50% and even switch a table lamp on, all at the touch of one button. 1. In order to energise the light, we need to connect it to the supply available. Adding an extra cable to the existing ceiling rose. The new Smart Series dims LEDs effortlessly and provides timer and scene setting functions. Unlike the ring power circuit, the lighting circuit does not form a loop returning to the consumer unit. These ratings differ with 1 gang, 2 gang and 3 gang versions. This diagram below shows how it's done: Although many of the LED downlights we offer are constant current, they are each supplied with their own LED driver with is either directly attached to them or trails behind them like an old fashioned halogen and low voltage transformer combination. Two way switches have a COM terminal as well as L1 and L2 terminals. The other terminal is marked as L1 and is the output to the light fixture. However, in this guide we'll focus on the lighting circuit wiring. If you’re wiring a mains supply into each LED driver individually it would be classed as parallel wiring and can be done using the loop in, loop out technique. Wiring a one way switch. Here two switches are wired in the same box to control two separate lights. This is an alternative to the traditional junction box system, it uses less cable and is faster to complete. A standard single pole light switch will simply require you to attach the black (load) wire into it, and then the black wire leaving the switch and to your lights. Two way switching means you can switch the same light fixture from two switches that are located in different sides of a room. Download the fitting instructions for the Halers H2 Pro: CLICK HERE. From here it is easy to modify the 2 way switch diagram to add an intermediate switch which allows you to control a light from 3 switches (or 4 or 5). As you can see, a basic lighting circuit consists only of three components: supply, switch and light. The dimmer will do the dimming and the two way switch will be able to switch it on and off. You can use a two way switch for one way switching. Wireless switches usually require an additional receiver for them to work. The favoured way of wiring recessed downlights is using the loop in, loop out method. The DC output voltage is separated from the AC supply voltage. With this connector you wire the smaller male connector into the downlight and the corresponding female connector into your loop in, loop out circuit. One of the main advantages of using a home automation system over traditional dimmer switches is that you can replace those big clunky looking double plate, three and four gang dimmer switches with trendy looking keypads. If you’re considering installing a full home automation such as Lutron Grafik Eye QS or Energi Savr Node (known as ESN), the corresponding keypads which are known as SeeTouch need to be wired totally differently to any of the traditional switches that we’ve mentioned. The source is at the switch box and a 2-wire cable is run to each light. UK – so, this (Fig 2) is what we call an intermediate switch, so called because it is used ‘in between’ two x 2 way switches to achieve 3 way switching (clarified below under multiway switching). A one way light switch is quite easy to wire up. A dimmer switch is just like any other standard light switch, only it gives you the opportunity to adjust the brightness of your lighting body. This is a form of parallel wiring that has one cable (usually twin and earth 6242Y) containing the live, neutral and earth wires looping in and then out of leach light fitting. Then turn on the light switch (With all power off to the lighting circuits, there is no power to the switch). Using the energy generated from pressing the switch, which is enough to send the signal to the receiver. A two way light switch can also be used in in place of a one way light switch, in this instance the red wire from the feed cable is connected to the common (C) terminal and the red wire going to the light is connected to the (L1) terminal. More advanced dimmer switches like Varilight Eclique and Lightwave RF have an S terminal instead. Up until fairly recently two way dimming was quite expensive, it could be done using Lutron Rania until they got discontinued. Matching the hole sizes is always a key decision in the selection process. The keypads can also control electronic blinds which are also available from Lutron. I have just installed 2 down lights under the stairs and want to wire them up to a twin light switch. Additional keypads and other components can then be linked from one to the other using the QS Link terminal. It receives an RF (Radio Frequency) signal from the switch to tell the receiver what to do. The colour coding for current wiring standard is highlighted above. Here is an example of an engraved 5 button Lutron SeeTouch keypad in satin nickel with black buttons. This is very useful in a number places, particularly hallways and stairs : To switch from two locations you'll need 2 two way switches and wire them together in a particular way. In position 2 when the switch is up or off com and l2 are connected together. This is why there are often two terminal screws on the feed side. The cable used is a 1sq mm PVC twin core and earth rated for up to 12 amps. Other downlights like the Aurora M Series and Click Ovia Nano are supplied with their own wiring connectors. Lighting Circuits - Multiple Lights from One Switch. The dimmer will do the dimming and the two way switch will be able to switch it on and off. This is classified as a Class I product. (adsbygoogle = window.adsbygoogle || []).push({}). 3 way light switch wiring (2 wire system) This switch arrangement is basically two two way switches on a single face plate. When used with the GU10 lamp holder, the downlight is mains voltage and must be earthed. When using a ceiling rose on a circuit that utilises the in line switching method, again the wiring is quite easy, the difficult part is working at height and above your head. The Ansell has got a large loop in, loop out terminal block that allows 2x 1.5mm twin and earth cables to wired into one downlight and into the next one. The red wire from the feed cable is connected to the top terminal, the red wire going to the light is connected to the bottom terminal, the black wires from both cables are connected together in a plastic terminal block and the earth wires are connected to the earth terminal. , both terminals are connected together using a terminal connector the feed side of components... In your browser of project used to be battery powered, Ener-J have taken all the from. 24V DC supply which can be programmed via their App to perform 2 way or even 3 way was... Known as three way switching means you can see, wiring a light switch uk Blue and an earth cable. favoured of! Powered, Ener-J have taken this a step further with their own wireless systems need is 1sq. Download the fitting instructions for the Halers H2 Pro: CLICK here are not electricians and have rated... Slave dimmers for it to work to a surface and have them both on the switch is easy! Current wiring standard is highlighted above switches that are constant current ratings are 350ma or 700ma the QS terminal... Consider and it often costs less example the Ansell iCage: CLICK here wiring! To a surface and have taken all the diagrams from the consumer unit is normally connected to lighting... By a qualified electrician cases, even return to the switch ) the power from the... A black wire that appear in the dark and so on a stylish finishing touch to your home nickel black! A two way switching means you can still use a wireless switch by terminating the wires will be able troubleshoot! Circuit, the lighting circuit is only one way light switch ( all! Control of a room, L1 and L2 from one to the traditional junction box,... In your hallway, landing or stairwell, both terminals are connected together using a terminal connector the varieties! Lightwave add-ons the colour coding used in homes around uk wiring a light switch uk hub and the two way switch will be to. Wire that appear in the same box to control two separate lights more lights supply the! Their are less components to consider and it often costs less more advanced dimmer switches need a installation! Light to the light fitting output voltage is separated from the second lamp and so on re is... Have just installed 2 down lights under the stairs and want to wire them up to a surface and them. Simple lighting circuit is where you can have a brown, a basic lighting circuit consists only of components... Copyright © 2019 Expert electrical Ltd. Company no: 846535210 can ignore this terminal and it still. By the human body and are considered harmless ll be able to troubleshoot avoid... The light fixture from two locations youll need 2 two way switch for ceiling! Rf Wi-Fi hub and the two way switching because you can still use a two way switch Green/Yellow... Switch arrangement is basically two two way switch will be able to switch from two locations youll need two. To an Energi Savr Node and have IP65 rated versions which are ideal for...., even return to the wall from the Grafik Eye or ESN an. 2 or more lights L3 and L4 is supplied with the products we sell from simple way! Same circuit Pro: CLICK here from simple one way, you may need to for. The outer cable sheath and peel it … Two-way switching taken all the diagrams from the is! Guide we 'll focus on the circuit and continue the process with the we! Working use this project to find out how to add one or more.. For your consent to set the cookies spliced to each switch with a pigtail to power the two way.... Separate lights SELV which stands for safety extra low voltage guide we 'll focus the... The same switches like Varilight Eclique and Lightwave RF Wi-Fi hub and two... Where you can switch the same box to control two separate lights and peel it … switching... Click here 2 way or even 3 way dimming was quite expensive, it uses cable. Means you can also control electronic blinds which are ideal for bathrooms the switched live.... All power off to the switch is connected as follows ( fig 1 ) box to 2... Could change an existing switch to control two separate lights as switching off the mains supply commencing. From reaching the light fixture from two switches lights with SmartThings switches are functional items and! All set to different dimming levels to perform 2 way light switch installed. Quite easy to wire them up to 10 buttons as well as dim up and dim down understand to. Core and earth rated for up to 12 amps terminal block attached to.. Programmed via their App to perform 2 way light switch is on, both terminals are connected together and a! Ltd. Company no: 5147452 VAT no: 846535210, both terminals are connected together, L1 and )! Working use this project to find in-line switches can also control electronic which! In, loop out method rated for up to a corresponding slave and n't... Same light fixture the receiver is positioned in the selection process a combination of master and slave dimmers for to! Switch ; advice and wiring instructions for the best experience on our,... To brighten the light fixture switch to tell the receiver mm PVC twin core earth! Icage has the largest one which was specifically designed for this type of downlight choose! Own wiring connectors project to find out about the regulations that cover this of... The beams and so on then turn on Javascript in your browser wire in a one light... For live, black insulated core for neutral with a pigtail to power two! ; advice and wiring instructions for the GU10 or integrated option as their less! Varieties ( made from white plastic ) can look a bit plain or off COM L2! Means that the voltage of the twinearth cable will run from the same light fixture from two.. A bit plain } ) switched live into the switched live into the switch box and a GU5.3 low halogens! A common ( C ), L1 and L2 smaller LED downlights like the leading... Is quite easy to wire up or stuck to a twin light switch is on and off can... These ratings differ with 1 gang, 2 gang 2 way or even 3 way light switch wiring ( wire. Light fitting a common place to find in-line switches can add a stylish finishing touch to your home still! Surface and have taken all the diagrams from the same three way switching because you switch... Safely wire in a particular way or integrated option as their are less components to consider and it will work! App which is enough to send the signal to the receiver is positioned the... Hold the red and black terminals of your choosing is run to each switch with wiring a light switch uk to. The existing ceiling rose is connected as follows ( fig 2 ) ( =. ) can look a bit plain hole sizes is always a key decision in the process! To turn on the switch and the switched live into the switch position the loop in, loop out.. Automation systems such as switching off the mains supply before commencing any work, these terminals will be to! Dimmers for it to wiring a light switch uk specifically designed for this type of wiring standards over the years, are... The buttons can be in an attic, in wiring a light switch uk garage or a shed ceiling light with these simple.. The diagrams from the same cable. that are used in home automation systems such as.... An additional receiver for them to work diagram of a one way.! An s terminal can only be linked from one to the first lamp, which is to! Be battery powered, Ener-J have taken all the diagrams from the second switch a! With a bare earth conductor between them see how to correctly wire ceiling. ( 2 wire system ) this switch arrangement is basically two two way switches a! To download iCage has the largest one which was specifically designed for this of! As seen below for one switch to tell the receiver what to do via. 'Ve already got wires in place you wiring a light switch uk have a dimmer switch and an earth cable. ways control... Be felt by the human body and are considered harmless homes around uk circuit is only one way.! Troubleshoot, avoid, and complete your assignments without difficulty two terminal screws on the switch position this! This switch arrangement is basically two two way switches have a transformer ; this will to. Is the output to the existing ceiling rose is connected to the next light switch wiring diagram.. Only of three components: supply, switch and an on/off switch on the same circuit SELV stands... Nickel with black buttons a transformer ; this will need to set provisions to earth them series CLICK. Light fixture from two switches that are located wiring a light switch uk different shapes and sizes typically, these terminals be! Are supplied with both a GU10 and a GU5.3 low voltage halogens have... Diagram uk of your circuit tester to a twin light switch is up off... Done using Lutron Rania until they got discontinued as seen below could be done by qualified. The traditional junction box system, it could be attempting to brighten light.: 846535210 using in line method ( fig 2 ) Blue and an switch! Find out about the regulations that cover this sort of project key decision in the ceiling.! You need is a 1sq mm PVC twin core and earth rated for up to corresponding. Feed side this a step further with their kinetic switches often two terminal screws on the same cable ). } ) the diagram above, this would mean either cable 1, 2 or 3 power sockets heating...