\u00a9 2023 wikiHow, Inc. All rights reserved. I don't understand your comment about 100 ft up and 100 ft back. Cut deep enough to where you start cutting through the metal, but not so deep you are all the way through and start cutting in to the wire. the box you depict in your reply is not a standard use plastic box. Push all the wires into the box before sealing it. A while back I asked about using a plastic box with MC and your response was that you hadn't seen a plastic box approved for metallic clad cable. The cable was then run along an existing fence that bordered the property that ran from the rear entrance and porch area all the way down to the out building. Nonmetallic boxes shall be permitted. Push an Anti-short Bushing on the Wires Where They Contact the Metal Armor Here, you might have to employ bushings that contain an indicator tab, tailor tip. When our new furnace was recently installed the electrician ran cable that looks exactly like in this picture, however where it mated to the metal box it used a cylindrical fitting that appears to screw-on over the outside of the cable since I don't see any other obvious attachment mechanism. 3. The new gas insert fan will use this receptacle. One other item to be aware of when it comes to earthing armoured cable using the steel armouring as an earth is that the belt and braces approach is to earth the cable using the method described above at both ends however the regs state that it can be earthed at only one. How would you freshen up this exterior on a $10,000 budget! Not that it matters. The non-conductive (dielectric) characteristics of fiber impacts how a designer lays out cabling pathways. Modern conduit is made of rigid metal that can be bent into elbows, plastic that includes pre-bent elbows, and flexible metal and plastic ENT materials. 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.) 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 . You are using an out of date browser. Earth Pit Plastic 24.24. National Electrical Code has requirements for the minimum amount of conductor that must extend beyond the face of a junction box. 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. OK, good point. used externally then armoured cable should definitely be used. Type MC cables may be installed indoors or outdoors, in wet or dry locations, hazardous locations (Class I, Division I), in cable tray, as aerial cable on a messenger, in any approved raceway, direct burial (where identified), or encased in concrete (where identified). Use a standard steel adaptable box, Armoured gland into one side & standard Sprint or similar cable gland into the other for the 6mm. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Thanks. With the NM electrical cable protruding from the box, rip off the sheathing with the cable ripper. The joint and its components have an unlimited shelf life, are corrosive gas emissions. If you'd like to support the site, please allow ads. The easy way around all the 2nd guessing is to just change out the plastic j-box for a metal one. . For instance, PG16 thread for screwing in sensors and several other types of equipment, connectors, and junction boxes. Use Wago's to make the splice, Screw solidly to a wall or beam, wall preferably. Washing machine hook up box above counter top??? Plastic Submersible Cord Grips. It shows you how SWA glands work. Can you connect Romex to BX? This type of cable is available with at least two main wires (live and neutral), where the steel wires are used as an earth. Save my name, email, and website in this browser for the next time I comment. #geekstreet #diy #amouredcableCheck prices / Purchase here:US - https://amzn.to/2Risp7VCanada - https://amzn.to/2CUy1wvUK - https://amzn.to/2QtjUSjGerman. Use it to try out great new products and services nationwide without paying full pricewine, food delivery, clothing and more. Learn how to use armoured cable glands to connect to consumer units, weather proof enclosures and the similar when using armoured or SWA cable to run to and power garages, out buildings and similar structures. When it comes to exactly what situations armoured cable should be used in, generally if the cable itself is going to be exposed to the weather and needs to be fully sealed and water proof e.g. Remember to bring an earth tail wire out to earth the box and the SWA armour though. I forget they clarified that part, in what-the1999, when I started out it was not so understood and a bit muddled. If there is damage, you may need to try again by moving back and redoing another cut. . That is AC cable so the sheath is the ground. Installing and connecting up SWA cable is notifiable work and should only be carried out by a qualified Part P registered electrician. what screw in fittings are you talking about? I assume those will be OK. In most cases this is done in the same way that any other electrical cable is earthed by using one of the inner cores. JavaScript is disabled. Electrical code may require MC (metal-clad) rather than AC (armor-clad) type cables, including where used outdoors or in other wet or damp locations. I am laying some armoured cable (specification for direct burial) to replace the horrendous bodge that some previous owner installed to power the pond pump, and also to provide an extra outside socket. As to how armoured cable is actually made up there are essentially 5 different levels that includes the conductor or conductors ate the core, the insulation around each conductor, a layer of bedding around the conductors, the armouring layer around the bedding and then finally a protective PVC outer sheath.Cross section of armoured cable showing all the different cores, Cross section of armoured cable showing all the different cores. wallyo | Apr 29, 2008 08:15pm | #9. NEC 200.7 (C) (2) Where a cable assembly contains an insulated conductor for single-pole, 3-way or 4-way switch loops and the conductor with white or gray insulation or a marking of three continuous white stripes is used for the supply to the switch but not as a return conductor from the switch to the switched outlet. Enjoy! armored cable extending from the appliance should be connected directly to the junction box. 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. SWA or steel armoured electrical cable (British standard BS5467)is a type of electrical supply cable that as you may have guessed has its own in-built armoured sheath that protects the electrical charge-carrying conductor cable at the core. Where an armoured cable is selected as (or forms part of) a wiring system, BS 7671 requires the armouring be effectively earthed. 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. If not, what is recommended. If the armored cable is BX without a copper ground, use a metal junction box and attach the Romex grounds to the metal box preferably with a ground screw and pigtail (stinger). You must log in or register to reply here. Add any required cable supports (e.g., staples, clamps, brackets). This article has been viewed 79,772 times. 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. I drilled a hole through the brick and ran flexible metal cable from the firebox through the brick and wall studs to a plastic junction box a few feet away (no drywall on the walls). Step 5: Cut the cable. Are you a trade or supplier? 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. It is handled differently than standard Romex (non-metallic sheathed) cable. Also, what is the procedure for earthing the armour? Extension lead for the shed page 2 design and location uk420 junction bo connection of data control signal cables armored cable 5 essential pieces information you ought to know hensel electric uk ltd enycase pe inlay how use bx electrical 11 steps with pictures code safety violations mr electrician steel wire armoured all need e tech components supplies . As we have stated, the initial connection to the consumer unit and corresponding MCB would be done using 10mm cable and this would then run to the weather proof enclosure where it would connect to the armoured cable. Local jurisdictions may interpret such rules differently. MP-AP uses the armor for an EGC. Most of the images displayed are of unknown origin. armoured cable Rules 12-600 to 12-618 mineral-insulated cable, aluminum-sheathed cable, and copper-sheathed cable Rules 12-700 to 12-716 flat conductor cable Type FCC Rules 12-800 to 12-824. It may not display this or other websites correctly. I didn't think you could just drill a hole in a junction box. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website.