Proper Step on Installing Armored Cable Glands. There are many different types of armored cable. Free shipping for many products! DISCLAIMER: All wallpapers and backgrounds found here are believed to be in the "public domain". I installed a metal junction box with receptacle in the firebox of our masonry fireplace. The earthing banjo can also be slipped over the gland before its inserted into your enclosure or consumer unit.Earthing banjo slipped over threaded sleeve, Earthing banjo slipped over threaded sleeve. 130 Points 63 Location Pennsylvania Jan 6, 2019 #2 That is AC cable so the sheath is the ground. For MC cable, the armor is not an EGC, there is a green EGC for that. Place the cover onto the box front and tighten the screws. It is also slightly more difficult to install, as cutting the metal sheathing takes slightly more time, than cutting NM cable. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. I assume those will be OK. declared as conforming to the mechanical, electrical and sealing specifications required. Cable Gland Installation Guidelines. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[580,400],'diydoctor_org_uk-medrectangle-3','ezslot_8',823,'0','0'])};__ez_fad_position('div-gpt-ad-diydoctor_org_uk-medrectangle-3-0');The cable itself can be used in a variety of different ways. Then bend and break the metal off. Most of the images displayed are of unknown origin. Don't forget the armour must be earthed. That cable needs to attach to a metal box. Now, pull the collar up over the wire strands and then pull up the collar nut and tighten it fully. For this the electrician chose to use 10mm SWA cable. 7 / 12 Install the Connector Into the Box First That is AC cable so the sheath is the ground. Retain the label or package for later inspection. This may seem like a lot but then if you consider the potential for damage that could occur from any number of install situations and from the elements and the potential injuries that could result if the cable is compromised in any way then the number of layers is about right. 4. 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. I've only used those types of screw in fittings with flex though and didn't think they were approved for MC. What is wanted is not the will to believe, but the will to find out, which is the exact opposite. Installation should only be carried out by a competent person, with relevant knowledge and skilled in the installation of Cable Glands. The plastic tab clamps in a plastic box are only approved for NM. The cable is then laid on the sand and then to yellow cable marking tape is then laid over the cable to signify to anyone digging in the ground that there is a cable present. Puedo rechazar las cookies no esenciales haciendo clic en 'Gestionar preferencias'. Ensure you leave sufficient slack for corners, as well as for the depth it will need to be buried, or the length needed to run it up a wall. wikiHow is a wiki, similar to Wikipedia, which means that many of our articles are co-written by multiple authors. Ensure the enclosure is fixed straight and level by using a spirit level.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'diydoctor_org_uk-leader-2','ezslot_15',810,'0','0'])};__ez_fad_position('div-gpt-ad-diydoctor_org_uk-leader-2-0'); The next task is to run the armoured cable from the location its going to connect into the consumer unit up to where the enclosure is. those boxes dont have those 1/2" knockouts in them. Would someone please give me some insight on this ? Jeez, those sections look wierd now. Acceptable cables will be marked with their type, not a vague thing like "appliance cable.". Home > DIY How To Projects and Tutorial Guides > How to Connect and Wire up Armoured Cable or SWA Cable. It shows you how SWA glands work. Definitely getting nick picky but I think the code does include this and I'm not sure how it is worded. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. See also Filters 10% Off ( 326 ) Product code: 94736 x 13 in. Use Wago's to make the splice, Screw solidly to a wall or beam, wall preferably. That does not sound like an approved permanent wiring method. To fit a gland to an armoured or SWA cable, you will need a pair of quality wire cutters or a hacksaw, along with two suitably sized spanners. Double-check within anyone else working with you, for safety, before proceeding to the next step. I actually don't remember which edition of the NEC this was clarified. Here's the cable and fitting I purchased. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. 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? I was using 100 ft as an example. "Flex" is flexible spiral conduit (aluminum or steel) that does not have wire in it already and comes in various sizes. 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. Some types may work for several cables types, others may be prohibited. and the main wire end about 25 mm. Find many great new & used options and get the best deals for Junction Box Waterproof ABS Plastic Accessories Connecting Dustproof Electrical at the best online prices at eBay! There are however others but these are generally reserved for more specialist industrial applications. I went and looked, it was the 1999 when boxes were section 370 and dashes were still used. The reason for using a weather proof enclosure was that the main electrical feed would be taken from the consumer unit to the weather proof enclosure via a 10mm cable and the connection between this and the armoured cable would then be made in the enclosure. cable. All Verified how to connect underground electrical cable suppliers & how to connect underground electrical cable manufacturers have passed our Business License Check, they can provide quality how to connect underground electrical cable products. If the MC cable originates from a metal enclosure and lands in a nonmetalic box, why bother bonding that end too? As with the rest of the job, this should only be done by a Part P registered, fully qualified electrician! 6 Insert a BX connector over the end of the newly cut armor and tighten the screw to secure it to the armor. $11.83. cable.". wikiHow is a wiki, similar to Wikipedia, which means that many of our articles are co-written by multiple authors. Now you can turn the power back on and check to see that your connections are working. 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. The science behind why you don't notch the bottom or top face of a joist is that the highest concentration of stresses are present at the extreme fibers. He deoesn't have MC cable. Article 518 of the National Electrical Code (NFPA 70, 2019: 514.A) requires all "assembly occupancies" to be wired using "metal raceways, flexible metal raceways, nonmetallic raceways encased in not less than 50 mm (2 in.) Supply wiring for outdoor socket Installing an Outdoor Socket shed, copying the commercial 'Armadillo' approach by terminating the armoured cable in a box on the outside house wall, then running a rubber cable from the box through the wall to an ordinary plug that will go into a RCD socket indoors. Some of the most reviewed products in Conduit Fittings are the Halex 3/8 in. Mike makes an excellent point about putting a hole in a box designed for NM cable. Furthermore, you'll need to pry out or punch out a 1/2" trade size (7/8" actual diameter) knockout either in the top or a free side of the box, then use a type AC/MC connector (straight for a top feed, 90 aka right-angle for a side feed) to bring the cable into the box. In this DIY guide you will learn how to correctly use and connect up armoured or SWA cable. All the other boxes in the house are plastic for use with NM cable. If you'd like to support the site, please allow ads. It's fine to terminate SWA into a plastic enclosure, although you need to be the judge of whether or not said enclosure is strong enough to take the mechanical stress the cable may put on it. If it's what I'm thinking of, they are for flex and not MC. Step 5: Cut the cable. For this you will need 2 spanners, one to hold the sleeve and the other to tighten the collar nut.Tightening collar nut using spanner, The penultimate job now is to screw up the sealed nut up to the sleeve. 5 Repeat the process at the other end of the cable. How to Connect and Wire up Armoured Cable or SWA Cable, General Building, Self Build and Renovation, Planning Regs, Project Management and Safety, Let us help you find a tradesman local to you, Installing a Consumer Unit Consumer Units Explained, Electric Cable Sizes and Amp Ratings for the UK, Understanding Electrical Cables and Flexes, How to Wire a Junction Box for Socket and Light Circuits, 3-core = 2 different types: 1 brown, 1 blue and 1 yellow/green (earth) or: 1 black, 1 grey and 1 brown, 4-core = 1 brown, 1 black, 1 grey and 1 blue, 5-core = 1 brown, 1 grey, 1 blue and 1 yellow/green. or if you are doing it yourself you can find suppliers local to you. Single pair shielded thermocouple extension cables shall be used between thermocouple head and junction boxes / transmitters / local control panel mounted instruments. OK, good point. You are using an out of date browser. I believe he has a flexible conduit with wires preinstalled in it (a whip for connecting air conditioners, etc..). Green or bare wires are ground wires. Installing and connecting up SWA cable is notifiable work and should only be carried out by a qualified Part P registered electrician. Two Core Armoured Cable but Plastic Consumer Unit. Learn more Electrical cable encased in metal sheathing is often used in basements and other areas where the wire is not encased in a finished wall. Was told more then once I could not do 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?) Place the wires in crossed position intersecting about 5 mm from the insulation of the tap wire and the main wire. 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