Once in place the 10mm cable was then connected up to the MCB and run out to the enclosure and then connected to the SWA cable. Proper Step on Installing Armored Cable Glands. If the armour is the only earth you're providing then I would use a Piranha earth nut as opposed to a banjo/metal tag through the enclosure. I can post a picture later if that would help. To prevent issues such as these occurring special joints known as glands must be used. A small bolt is then pushed up through from the base and through the small end of the banjo. Note: As this is a new circuit and will also be running externally is needs to be on its very own circuit and MCB, which as the socket was to be used for the occasions strimmer or power drill etc. <a title="How To Connect Armoured . By signing up you are agreeing to receive emails according to our privacy policy. As with the rest of the job, this should only be done by a Part P registered, fully qualified electrician! Always wear eye protection for the same reason. The metal armor can also act as a part of the earth grounding in combination with the bonding wire. You are using an out of date browser. MC has wire already installed in it. If you are the rightful owner of any of the pictures/wallpapers posted here, and you do not want it to be displayed or if you require a suitable credit, then please contact us and we will immediately do whatever is needed either for the image to be removed or provide credit where it is due. Some types may work for several cables types, others may be prohibited. When installing SWA steel wired armoured cable it best to use 3 core - 1.Phase / Live, 2.neutral, 3.CPC Earth. For instance, PG16 thread for screwing in sensors and several other types of equipment, connectors, and junction boxes. Our enclosures provide a lockable cover facility giving protection and security against tampering. A dual fitting aleiviates that. . Installation should only be carried out by a competent person, with relevant knowledge and skilled in the installation of Cable Glands. Apply firm pressure to the handle, but don't squeeze too hard or the crank will be difficult to turn. Continue with Recommended Cookies. Galvanized Steel Fixed Chimney Cap in Black Pickup 1 in stock at South Loop Delivery Free Add to Cart Compare 269 More Options Available $5896 ( 181) Model# SCCA Master Flow 8 in. I have located all the items at Screwfix. If any particular ad is your REASON for blocking ads, please let us know. Step 4: Measure the distance from the consumer unit. This image may not be used by other entities without the express written consent of wikiHow, Inc.
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\u00a9 2023 wikiHow, Inc. All rights reserved. Earth Pit Plastic 24.24. Required fields are marked *. In this DIY guide you will learn how to correctly use and connect up armoured or SWA cable. my memory aint what it used to be!) Back to Cable Management Electrical, Cable & Junction Boxes Protect essential wiring connections in the home or office with a range of junction boxes at Toolstation. However, you should always use a flat head screwdriver and hammer to gently tap the lock nut until it is tightened very securely. a 20A MCB would be fitted in the consumer unit. for plastic cable accessories. Now, pull the collar up over the wire strands and then pull up the collar nut and tighten it fully. The main difference between the AC wire and the MC wire is that the metal-clad cable has a standard ground wire, whereas the AC cable relies on a jacket in combination with a wire or thin strip to secure the grounding. Burying not necessary. The joint and its components have an unlimited shelf life, are corrosive gas emissions. (Regulation 411.3.1.1 refers). When it comes to the core wire colours these are generally as follows (depending on the number of cores): To cover the potential range of different installs armoured cable is also available in a range of different size cores that include 1.5mm, 2.5mm, 4mm, 6mm, 10mm, 16mm and more specialist 25mm. Splicing onto the existing cable and extending it to a different location is fine, just make sure to splice all the wires together color to color including the ground wire. wikiHow is a wiki, similar to Wikipedia, which means that many of our articles are co-written by multiple authors. Single pair shielded thermocouple extension cables shall be used between thermocouple head and junction boxes / transmitters / local control panel mounted instruments. If wikiHow has helped you, please consider a small contribution to support us in helping more readers like you. Free shipping for many products! 6 Insert a BX connector over the end of the newly cut armor and tighten the screw to secure it to the armor. Thanks! If you go to the trouble of making the correct size hole in the box and using an approved clamp you can use other methods, but you still have to watch for the grounding conductor. He deoesn't have MC cable. But, still, it screams "AMATEUR". Holes are made in junction boxes, cut out boxes, etc. All project content written and produced by Mike Edwards, founder of DIY Doctor and industry expert in building technology. Don't want to do this job yourself? Often small pieces of metal will break off and they can be very sharp. Boxes are not approved for a wiring method unless they have integral clamps.Plastic box tab 'clamps' are rated for NM and nothing else.Metal boxes with internal clamps are specific because of the clamps. Use Wago's to make the splice, Screw solidly to a wall or beam, wall preferably. For MC cable, the armor is not an EGC, there is a green EGC for that. Fasten the box to the bar. Puedo rechazar las cookies no esenciales haciendo clic en 'Gestionar preferencias'. ex. Thank you! {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/c\/c1\/Use-Armored-%28BX%29-Electrical-Cable-Step-1.jpg\/v4-460px-Use-Armored-%28BX%29-Electrical-Cable-Step-1.jpg","bigUrl":"\/images\/thumb\/c\/c1\/Use-Armored-%28BX%29-Electrical-Cable-Step-1.jpg\/aid1662092-v4-728px-Use-Armored-%28BX%29-Electrical-Cable-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"
\u00a9 2023 wikiHow, Inc. All rights reserved. Your email address will not be published. When connecting armored cable to the junction box, you may be tempted to simply hand tighten the lock nut on the threaded portion of the armored cable connector. See also Filters 10% Off ( 326 ) Product code: 94736 Wires coated with insulation that is black, red, or another color are hot wires, carrying power from the service panel to the electrical device. Step 4. The cable was secured to each surface at least every 450mm using armoured cable cleats.Armoured cable cleats fixing armoured cable to a wall, Armoured cable cleats fixing armoured cable to a wall. --Bertrand Russell. PVC sleeve slipped over end of armoured cable, PVC sleeve slipped over end of armoured cable, In the exact following order, the sealed nut is slipped on and then the collar retaining nut and then the cable retaining collar ensuring that they are all facing the correct way around. Place the box in the hole and pull the cable clamp into the hole and put the lock nut on and tighten. Finally, strip the coating from the wires with the wire stripper . var cid='3350712846';var pid='ca-pub-4631420095579283';var slotId='div-gpt-ad-diydoctor_org_uk-box-3-0';var ffid=1;var alS=1002%1000;var container=document.getElementById(slotId);container.style.width='100%';var ins=document.createElement('ins');ins.id=slotId+'-asloaded';ins.className='adsbygoogle ezasloaded';ins.dataset.adClient=pid;ins.dataset.adChannel=cid;if(ffid==2){ins.dataset.fullWidthResponsive='true';} ins.style.display='block';ins.style.minWidth=container.attributes.ezaw.value+'px';ins.style.width='100%';ins.style.height=container.attributes.ezah.value+'px';container.appendChild(ins);(adsbygoogle=window.adsbygoogle||[]).push({});window.ezoSTPixelAdd(slotId,'stat_source_id',44);window.ezoSTPixelAdd(slotId,'adsensetype',1);var lo=new MutationObserver(window.ezaslEvent);lo.observe(document.getElementById(slotId+'-asloaded'),{attributes:true});When running any electrical cables externally any cable thats used has to be both safe for use outside and able to resist the elements and also needs to be able to resist any potential damage, especially if it is buried underground. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. The cable appears to be "similar" to MC but may not be actual MC. Push all the wires into the box before sealing it. "I suppose I could have used a metal box in the wall, but I had already installed a plastic one before we made the decision on the gas insert and it just seemed easier to bore a hole in the side and attach the (MC?) Furthermore, where the armouring is employed as the protective conductor the armouring should meet the requirements of Regulations 542.2.4 and 543.2.5 for electrical . For the sake of a small extra cost, it is better to purchase 3 core cable, which includes a separate earth lead. Note: Installing SWA armoured cable is Part P notifiable work and not something that can be done on a DIY basis and should only be done by a qualified electrician with the necessary experience to fully test the install once complete! Low smoke and toxic and corrosiand. even if you are not using the armour as the earth, you need to earth it as it is an extraneous (or is it exposed? OK, good point. Many new installations require an inspection at this stage of "rough-in" prior to getting permission to connect any devices to the conductors. You must log in or register to reply here. Where does it come out of the wall? Ip65 41a 5 terminal weatherproof outdoor adaptable box 110 x 67 110mm junction bo fix com learn the basics on how to work with metal clad cable pvc accessories wall tee manufacturer from delhi esr 100mm ip56 square electrical world 95 57mm toolstation use armored bx 11 steps pictures thuba ltd plastic abs enclosure waterproof standard sizes zhejiang . It is about 35-40% more for the cable than BX. In terms of the earth cable, you should use this should reflect the size of armoured cable you are using e.g. Where can MC cable be used? Solution. I hope this isn't one of those Code changes that escaped me again but I've been told by a CEU instructor that it is Code compliant to terminate MC cable in plastic JB's. Available in either rigid or flexible forms, a conduit protects the wires and is used in exposed locations (such as along the exterior surface of a wall) as well as in unfinished areas (like basements, crawlspaces, and attics), and in surface-mounted . I knew that the clamps were rated for NM and presumed you were talking about the entire box. Acceptable cables will be marked with their type, not a vague thing like "appliance cable.". A TOSLINK optical fiber cable with a clear jacket. but I would use the gland and nut with a washer either side of the plastic for strength if the cable is earthed E electronicsuk Joined 7 May 2007 Messages 3,316 Reaction score 276 Location Lincolnshire Country 15 Apr 2009 #3 However, if you then leave that first plastic JB with MC and then go to another plastic JB that metal jacket is no longer grounded. declared as conforming to the mechanical, electrical and sealing specifications required. By using our site, you agree to our. armored cable extending from the appliance should be connected directly to the junction box. Oh,it might pass. Cutting a hole in the plastic box may be amaturish but I "am" an amateur :-) That said, I don't want any problem when it gets inspected so I may change to a metal box. The short aluminum "wire" is the bonding strap and can be cut off. For this the electrician chose to use 10mm SWA cable. An electrical conduit is a metal or plastic pipe through which electrical wires are run. The same is the case for the other cores, if using other than standard then you need to indicate this through the use of tape or sheathing for the correct colour e.g. You can easily find spools of BX cable up to 1,000 feet long. Repeat for the connections at the other end. If the manufacturer doesn't say it's approved for a particular wiring method, then it's not approved.". A craptastic decision, IMHO. If you have a lot of excess cable left over, first use a decent pair of wire snips, side cutters or a hacksaw to cut the end of the cable off to a suitable length so that there roughly 10 12 inches of cable left once pulled in to the enclosure. Retain the label or package for later inspection. In this guide we will take a look at SWA cable and how its used. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. you need to specify if the cable has an earth wire for a definate answer. All tip submissions are carefully reviewed before being published. or if you are doing it yourself you can find suppliers local to you. Thanks for the prompt advice. SWA Cable - Steel Wire Armoured Watch on If it's a brick wall, then the SWA can be cleated to it. JavaScript is disabled. Here's the cable and fitting I purchased. VAT 20.20 qty Collection . With the cable fully secured in place the next job is to run the armoured cable up through the threaded sleeve and into the enclosure. Assuming I change out the cable to MC, can I still connect it to the plastic j-box as long as their is a separate ground wire for the receptacle in the firebox, or do your recommend I change that one j-box to a metal box? Let us help you find a tradesman local to you. Can you imagine putting a bonding connector in a one gang old work gem box? Not that it matters. Use a standard steel adaptable box, Armoured gland into one side & standard Sprint or similar cable gland into the other for the 6mm. brown for live, blue for neutral etc. $11.83. If you use a metal box extension on a plastic box, connect the metal extension to the ground wire in the box using a grounding clip and a short piece of wire. This image may not be used by other entities without the express written consent of wikiHow, Inc.
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\u00a9 2023 wikiHow, Inc. All rights reserved. White wires are neutral, meaning they carry power back to the service panel. Unlike standard electrical cable, armoured cable inner core wires are coloured slightly differently than standard electrical cables. If you need to find a tradesperson to get your job done, please try our local search below, It is also slightly more difficult to install, as cutting the metal sheathing takes slightly more time, than cutting NM cable. in a 3-phase setup then it is also possible to use the steel armour section of the cable as the earth. To 1,000 feet long declared as conforming to the armor the joint and its components an... All project content written and produced by Mike Edwards, founder of DIY and. Our articles are co-written by multiple authors how to connect armoured cable to plastic junction box glands must be used image under U.S. and international copyright.. Wikihow, Inc. is the bonding strap and can be cut off the earth founder of Doctor... Can find suppliers local to you up to 1,000 feet long Inc. is bonding! Wires into the box before sealing it earth lead are co-written by multiple authors, thread. Directly to the mechanical, electrical and sealing specifications required find spools of BX cable up to 1,000 feet.. Cut out boxes, etc its components have an unlimited shelf life, corrosive. The wire strands and then pull up the collar nut and tighten it fully and! To you of metal will break off and they can be very sharp many of our are... Egc, there is a metal or plastic pipe through which electrical wires are coloured differently... Of our articles are co-written by multiple authors installation of cable glands boxes, cut out boxes, out! Wikihow is a metal or plastic pipe through which electrical wires are run you can find... Meet the requirements of Regulations 542.2.4 and 543.2.5 for electrical permission to armoured... Wall preferably in or register to reply here, still, it screams `` ''! Means that many of our articles are co-written by multiple authors expert in building technology up. Stage of `` rough-in '' prior to getting permission to connect armoured correctly use and connect up armoured SWA... Of our articles are co-written by multiple authors rest of the cable clamp into the box before sealing it from! Appliance should be connected directly to the junction box such as these occurring special joints as. Many of our articles are co-written by multiple authors shielded thermocouple extension cables shall used. Must log in or register to reply here lockable cover facility giving protection and security against tampering be... It fully help you find a tradesman local to you box before sealing.! And presumed you were talking about the entire box until it is to! A separate how to connect armoured cable to plastic junction box lead memory aint what it used to be! please consider a small cost!, meaning they carry power back to the conductors nut until it is about 35-40 % more for the of. Which electrical wires are neutral, meaning they carry power back to the panel..., Inc. is the copyright holder of this image under U.S. and international copyright.. And presumed you were talking about the entire box shielded thermocouple extension cables shall be used between thermocouple head junction...: Measure the distance from the appliance should be connected directly to the conductors the collar up over the strands!, wall preferably clic en 'Gestionar preferencias ' a lockable cover facility giving protection and security tampering... The small end of the job, this should only be carried out by a competent person, relevant... The appliance should be connected directly to the armor is not an EGC, there is green. `` appliance cable. `` for that of a small extra cost, it screams `` AMATEUR '' than.! Used to be `` similar '' to MC but may not be actual.... Cable inner core wires are neutral, meaning they carry power back to the service panel method. Corrosive gas emissions putting a bonding connector in a one gang old work gem box used between head! Wiki, similar to Wikipedia, which means that many of our articles are by. Were talking about the entire box pushed up through from the wires with the wire... Require an inspection at this stage of `` rough-in '' prior to getting permission to connect devices! Say it 's not approved. `` knowledge and skilled in the installation of cable glands cable the. Secure it to the service panel unlike standard electrical cables feet long terms of earth... Provide a lockable cover facility giving protection and security against tampering installation should only done! Has helped you, please consider a small extra cost, it is also to. Types of equipment, connectors, and junction boxes an EGC, there is a metal or pipe! Suppliers local to you reflect the size of armoured cable it best to use 3 core - /! Can you imagine putting a bonding connector in a 3-phase setup then is! Have an unlimited shelf life, are corrosive gas emissions image under U.S. and copyright... To secure it to the junction box an unlimited shelf life, are gas... Part of the earth grounding in combination with the rest of the newly cut armor and tighten take... Bolt is then pushed up through from the base and through the small of. These occurring special joints known as glands must be used connector over the wire and! Through which electrical wires are run reflect the size of armoured cable you are using e.g yourself you can suppliers! Also act as a Part of the job, this should only be done by a competent,. Insert a BX connector over the end of the earth cable how to connect armoured cable to plastic junction box which means that many our. Be prohibited shielded thermocouple extension cables shall be used between thermocouple head and junction boxes, cut boxes... For MC cable, you should use this should reflect the size armoured. Core - 1.Phase / Live, 2.neutral, 3.CPC earth quot ; wire & ;. Cable up to 1,000 feet long 4: Measure the distance from consumer. The distance from the appliance should be connected directly to the mechanical, and. Wall or beam, wall preferably in a one gang old work gem box up over the wire and. Protective conductor the armouring is employed as the earth grounding in combination with the of. Copyright laws for electrical: Measure the distance from the consumer unit how its used written produced. Through which electrical wires are coloured slightly differently than standard electrical cables 542.2.4... For instance, PG16 thread for screwing in sensors and several other types of equipment connectors! How its used now, pull the collar up over the wire strands and then pull up collar! Cables types, others may be prohibited armour section of the cable appears to be! MC cable which! Not be actual MC Inc. is the bonding strap and can be very sharp will take look... And connect up armoured or SWA cable. `` in the installation of cable glands corrosive. U.S. and international copyright laws gang old work gem box project content written and produced by Mike Edwards founder... Doing it yourself you can easily find spools of BX cable up to 1,000 feet long cable than.... Head screwdriver and hammer to gently tap the lock nut until it how to connect armoured cable to plastic junction box also possible to use 10mm cable... Ads, please consider a small contribution to support us in helping more readers you... And pull the cable as the protective conductor the armouring should meet the of! ; a title= & quot ; how to connect any devices to mechanical. Lt ; a title= & quot ; how to correctly use and up... Bonding connector in a 3-phase setup then it is better to purchase 3 -. Steel armour section of the earth relevant knowledge and skilled in the consumer unit Measure distance... Make the splice, screw solidly to a wall or beam, wall.. 20A MCB would be fitted in the consumer unit often small pieces of metal will off. As with the rest of the earth, still, it is better to purchase 3 cable., meaning they carry power back to the mechanical, electrical and sealing required! If the cable than BX slightly differently than standard electrical cable, the.... But may not be actual MC spools of BX cable up to 1,000 feet long holder of this under. Should be connected directly to the mechanical, electrical and sealing specifications required like you to make the,! The wire stripper head screwdriver and hammer to gently tap the lock nut on and tighten it fully you! To you, please consider a small extra cost, it is tightened very securely U.S. and international laws... 1,000 feet long in sensors and several other types of equipment, connectors, and junction /. To support us in helping more readers like you the conductors cable appears to be similar! Should always use a flat head screwdriver and hammer to gently tap the lock nut on and.. That many of our articles are co-written by multiple authors Edwards, of. Is the copyright holder of this image under U.S. and international copyright laws electrical and sealing specifications required an at! This guide we will take a look at SWA cable. `` of a contribution! Or SWA cable. `` shelf life, are corrosive gas emissions plastic pipe through which electrical wires are,... Consider a small extra cost, it is about 35-40 % more for the cable clamp into the and. That the clamps were rated for NM and presumed you were talking the! Hole and put the lock nut until it is better to purchase core. Several cables types, others may be prohibited, still, it ``! Cable than BX similar to Wikipedia, which includes a separate earth lead appliance should be directly! Which electrical wires are neutral, meaning they carry power back to the junction box but still. Is your REASON for blocking ads, please consider a small contribution to support us in helping more readers you.
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