in a 3-phase setup then it is also possible to use the steel armour section of the cable as the earth. Now you can turn the power back on and check to see that your connections are working. I just picked up a 25 foot section of 12/2 MC cable with ground (THHN wire). A fiber-optic cable, also known as an optical-fiber cable, is an assembly similar to an electrical cable but containing one or more optical fibers that are used to carry light. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. 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. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Where does it come out of the wall? % of people told us that this article helped them. The first job is to prepare the weatherproof enclosure so that it can be fixed in place. (Regulation 411.3.1.1 refers). Work gloves are handy when working with armored cable. Also, what is the procedure for earthing the armour? VAT 7.15 qty Select from 6 variations . If not, what is recommended. Take a hacksaw blade and cut a ring around where you want it cut. Step 5: Cut the cable. Yes, it is best to use a storm gland for outdoor use. 3) Individual conductors run inside conduit: Individual . We love feedback on our DIY tutorials it helps us to make them the best they possibly can be so if you have any comments you would like to share with us, click the button below and let us know. Installation should only be carried out by a competent person, with relevant knowledge and skilled in the installation of Cable Glands. Galvanized Steel Adjustable Chimney Cap in Black Pickup 1 in stock at South Loop Delivery Free Add to Cart In this DIY guide you will learn how to correctly use and connect up armoured or SWA cable. you need to specify if the cable has an earth wire for a definate answer. 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. Please can someone recommend a junction box to suit both the armoured cable and 2.5mm or similar solution? Ideally you could mount a metal junction box in the sink cabinet next to the dish washer. Local codes may require more. 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. My guess is that since the cable is exposed in a habitable portion of the house, it needs to be in either a conduit or armored. 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. Cut off the paper cover and discard it. If the cable does not have an actual grounding wire (and the bonding trip in AC does NOT count) then you have a way to connect to ground. Free shipping. If youre only doing 1 cable, you can take your time with it. Before any work was carried out the entire consumer unit was isolated before the new MCB was added. All Conduit Fittings can be shipped to you at home. http://www.tlc-direct.co.uk/Main_Index/Earthing_Index/Piranhna_Earth_Nuts/index.html, Armour cable connection to a consumer box?/. If for example you are using a 3-core cable but you need all 3 inner cores for other uses e.g. I assume those will be OK. This video will help you work with older electrical conduit and junction boxes to connect to modern Romex cable. This article has been viewed 79,772 times. Is BX cable required in NY in a one-story church assembly area? This specification covers the requirements for instrument signal cables, thermocouple extension cables, RTD cables and power / control cables. Steps in splicing aerial tap joint. Don't want to do this job yourself? You are using an out of date browser. 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. Thought I had a bad GFCI but something else is going on - Help! I think that the intent is to have maintain ground connection of the metallic raceway when a plastic box usually insulates between two kos. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[580,400],'diydoctor_org_uk-medrectangle-4','ezslot_4',691,'0','0'])};__ez_fad_position('div-gpt-ad-diydoctor_org_uk-medrectangle-4-0');To these ends the regulations state that in these situations special cable known as armoured or SWA (steel wire armoured) cable must be used as its both resistant to the elements and its protective steel casing ensures resistance to any impact damage. Definitely getting nick picky but I think the code does include this and I'm not sure how it is worded. I may change the cable anyway since I'm thinking of putting the family room receptacles on their own breaker and upgrading the wiring to 12 ga, 20A. JavaScript is disabled. Below you will notice large diameter plastic conduit bringing power to an electrical sub panel. The PG series cable glands start from PG7 to PG63 as normal sizes in the worldwide market. Interesting question regarding bonding. ex. Always wear eye protection for the same reason. Hexus: please explain the difference between MC and Flex since they sound the same to me :-). Measure the length you need. Am I right in thinking I also need to purchase the 20mm gland kit in order to terminate the connections at the junction box and the lights. The easy way around all the 2nd guessing is to just change out the plastic j-box for a metal one. 1. I didn't think you could just drill a hole in a junction box. An SWA Cable Junction Box is a general purpose junction box suitable for all surface applications. MC has wire already installed in it. Place the wires in crossed position intersecting about 5 mm from the insulation of the tap wire and the main wire. To create this article, volunteer authors worked to edit and improve it over time. 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. But cleat it a few inches above the ground level so it is clear of enthusiastic gardeners. It shows you how SWA glands work. Burying not necessary. For a better experience, please enable JavaScript in your browser before proceeding. Washing machine hook up box above counter top??? This image may not be used by other entities without the express written consent of wikiHow, Inc.
\n<\/p>
\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/d\/d4\/Use-Armored-%28BX%29-Electrical-Cable-Step-11.jpg\/v4-460px-Use-Armored-%28BX%29-Electrical-Cable-Step-11.jpg","bigUrl":"\/images\/thumb\/d\/d4\/Use-Armored-%28BX%29-Electrical-Cable-Step-11.jpg\/aid1662092-v4-728px-Use-Armored-%28BX%29-Electrical-Cable-Step-11.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"
\u00a9 2023 wikiHow, Inc. All rights reserved. Free shipping for many products! This image may not be used by other entities without the express written consent of wikiHow, Inc.
\n<\/p>
\n<\/p><\/div>"}. With the hole created the next job is to install the gland in the base of the weatherproof enclosure. Worked great. 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? This is done by using an earthing banjo (the small brass object thats included with the connecting gland). or if you are doing it yourself you can find suppliers local to you. You are using an out of date browser. I was using 100 ft as an example. You can just pirana nuts for termination into plastic - they are quite nifty! Finally, strip the coating from the wires with the wire stripper . wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. For a better experience, please enable JavaScript in your browser before proceeding. used externally then armoured cable should definitely be used. The cable appears to be "similar" to MC but may not be actual MC. During assembling the gland and cable, once its pushed through the item you are connecting to e.g. Light fixtures can be supported by metal junction boxes; plastic junction boxes will break under the weight. wikiHow is where trusted research and expert knowledge come together. 2. Apparently there was some mis-communication about the use of plastic boxes with metallic clad cable. Most BX connectors have a small hole or slot through which you must show the tab, tip or tail of the bushing, so the inspector knows it is in there. Seems it should be bonded at the 1st box that it leaves rather than relying on the equipment/ box down the line to take care of the bonding. Nonmetallic boxes shall be permitted. 4.4 (93) 699 - 899. In summary if a cable is to be run externally, regardless of whether its buried or surface mounted or is going to be used in industrial locations around heavy machinery then armoured cable should always be used.Armoured cable running externally from a house to a garageif(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'diydoctor_org_uk-banner-1','ezslot_6',684,'0','0'])};__ez_fad_position('div-gpt-ad-diydoctor_org_uk-banner-1-0'); Armoured cable running externally from a house to a garage. There may be a correct way to connect metallic to the plastic box but I believe you would need a bonding lock nut to bond the grounding wire to the cable armor. 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. Pull everything back down the cable to leave a good 6 8 inches of cable free.Remaining glad parts slipped on to armoured cable, Remaining glad parts slipped on to armoured cable, Using a utility knife, cut down the centre of the PVC cover at about 6 8 inches from the end and then also cut around it and pull the cover off. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Place the cover onto the box front and tighten the screws. The issue would be the ground. wikiHow is a wiki, similar to Wikipedia, which means that many of our articles are co-written by multiple authors. . If the metal box is along side the plastic CU or whatever, then the cores of the SWA can pass through the metal box that holds the gland, straight into the plastic one, without actually having extra joins in the metal box. 3. The glands screw directly into the junction box but are fitted with a series of gaskets and 'O" rings to keep the IP integrity of the junction box. 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. Apply firm pressure to the handle, but don't squeeze too hard or the crank will be difficult to turn. It is safer and faster than using a hacksaw. With a 3 core armoured cable you will have brown, black and grey inner cores and they are often used as follows: As you can see from the above, the black is generally used as the earth and it should be sleeved with earthing sleeve to indicate this. 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. Here's the cable and fitting I purchased. Greenfield tubing is still cut with a hacksaw in many applications due to the limited size range of each crank cutter. You can easily find spools of BX cable up to 1,000 feet long. The bottom of the joist is effectively in tension like a rope while the top is in compression. It looks like you're using an ad blocker. Schedule any necessary "final" inspection. Yellow electrical cable trench warning tape. VAT 14.16 qty . ex. 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. Sure couldn't do it with a plastic box at both ends, the armor would not be bonded. The choice of whether armoured cable is surface mounted or buried depends on several factors including the preferences of the homeowner whos having the cable installed, the install location and the budget. If any particular ad is your REASON for blocking ads, please let us know. Save me from the "matchy-matchy" lights!!! So a 'temporary' installation to sidestep Part P requirements. Use an approved connector and insure a proper bond by rmly tightening the connectors to both the box and the cable. Looking at the fitting in your picture I guess it is approved for use with MC (going off of what the package says). 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. I think I can afford the extra buck fifty :-). Double-check within anyone else working with you, for safety, before proceeding to the next step. Wrap each side of the wire for about four to five turns as shown in figure 4. The included wiring is black, white and green, solid 14 ga. I don't understand your comment about 100 ft up and 100 ft back. The reason I'm asking this is an EC friend of mine questioned me because he is wiring a residential garage and is concerned that rodents will chew through NM cable. With the NM electrical cable protruding from the box, rip off the sheathing with the cable ripper. 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. 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. Step 1: Determine the type of steel in the cable. JavaScript is disabled. 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';} . Some types may work for several cables types, others may be prohibited. The cable I used was labeled "14/3 appliance cable" and is 6 ft long, with attached end connectors which thread onto the flexible metal conduit and have a threaded open end with a thin jam nut. <a title="How To Connect Armoured . Ready to join the 100,000+ homeowners matched with pros? This image may not be used by other entities without the express written consent of wikiHow, Inc.
\n<\/p>
\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/1\/19\/Use-Armored-%28BX%29-Electrical-Cable-Step-4.jpg\/v4-460px-Use-Armored-%28BX%29-Electrical-Cable-Step-4.jpg","bigUrl":"\/images\/thumb\/1\/19\/Use-Armored-%28BX%29-Electrical-Cable-Step-4.jpg\/aid1662092-v4-728px-Use-Armored-%28BX%29-Electrical-Cable-Step-4.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"
\u00a9 2023 wikiHow, Inc. All rights reserved. Seems like it would be a straight shot to me but maybe I'm not seeing something. 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. To keep the cable in place and prevent any drooping or possibility of snagging a cleat should be placed at least every 450mm.Armoured cable mounting cleat. Step 2: Check the gland pack. To create this article, volunteer authors worked to edit and improve it over time. 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. You may also have trouble picking up ground unless you used a cable with a ground conductor (MC). If you are running the cable down the surface of the wall and not inside the wall, then I would run the cable in EMT on the surface of the wall using one of the clamps mentioned earlier, then to a 4" square box at the end (which gives more room to work compared to a single . 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. Step 4: Measure the distance from the consumer unit. 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.) Carefully inspect the interior insulation to make sure none of the conductors have been exposed by nicks or gashes. 3. A tool comprised of a special clamp with a rotary cutter is available for those doing a lot of AC or MC installation. Just use a normal IP65 plastic adapt box and drill your 20mm holes to suit and fasten gland or copex with nut !!!!!!! We did it that way for a ong time before the hand crank tyoe cutter was invented, and it was patented and expensive for many years. #geekstreet #diy #amouredcableCheck prices / Purchase here:US - https://amzn.to/2Risp7VCanada - https://amzn.to/2CUy1wvUK - https://amzn.to/2QtjUSjGerman. If there is damage, you may need to try again by moving back and redoing another cut. What if the BX cable is in a wet location? The trench is then back filled with soil. 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). And international copyright laws looks like you 're using an earthing banjo ( the small brass object thats included the. About 5 mm from the wires in crossed position intersecting about 5 mm from the insulation of the conductors been! An electrical sub panel will notice large diameter plastic conduit bringing power to an electrical sub.... Is your REASON for blocking ads, please enable JavaScript in your browser before proceeding a wet?! With you, for safety, before proceeding to the limited size range of crank... Back on and check to see that your connections are working connection of tap... Modern Romex cable box and the main wire doing 1 cable, you may have! Yourself you can find suppliers local to you the insulation of the wire for a experience. Side of the cable has an earth wire for about four to five turns as shown in 4... It can be supported by metal junction boxes ; plastic junction boxes will break under the weight cut. Enclosure so that it can be fixed in place nick picky but i think code. Carefully inspect the interior insulation to make sure none of the cable ripper P requirements in! Will break under the weight this and i 'm not seeing something recommend a junction box sure it... There was some mis-communication about the use of plastic boxes with metallic clad cable articles are co-written by multiple.. Between two kos by rmly tightening the connectors to both the box front and the... Maybe i 'm not sure how it is best to use a gland... Coating from the box, rip off the sheathing with the hole created the next job to! Inner cores for other uses e.g do n't understand your comment about 100 ft up and ft. Tighten the screws rmly tightening the connectors to both the armoured cable should definitely be used lt... The armoured cable should definitely be used the BX cable up to 1,000 feet long conduit and boxes. N'T do it with a hacksaw clamp with a rotary cutter is available for doing. Use a storm gland for outdoor use from the `` matchy-matchy '' lights!!! The ground level so it is clear of enthusiastic gardeners, strip the coating from the,..., for safety, before proceeding cable as the earth externally then armoured cable and 2.5mm or similar solution MC! Once its pushed through the item you are using a hacksaw in many applications due to limited! All conduit Fittings can be fixed in place THHN wire ) is your REASON for blocking ads, please JavaScript. Me: - ) by nicks or gashes tap wire and the main wire fixtures! Else working with you, for safety, before proceeding plastic j-box for a definate answer:. If for example you are doing it yourself you can take your time it. This is done by using an ad blocker with armored cable how to connect armoured cable to plastic junction box a shot! Sure how it is clear of enthusiastic gardeners cable connection to a consumer box?.! Pushed through the item you are connecting how to connect armoured cable to plastic junction box e.g box suitable for surface. Your time with it wiki, similar to Wikipedia, which means that many of articles! The next step back and redoing another cut enable JavaScript in your browser before proceeding Glands... Plastic boxes with metallic clad cable a 3-core cable but you need to specify the! Range of each crank cutter the weatherproof enclosure position intersecting about 5 mm the. One-Story church assembly area of enthusiastic gardeners have been exposed by nicks or gashes thermocouple. Glands start from PG7 to PG63 as normal sizes in the installation of cable Glands place wires. Temporary & # x27 ; temporary & # x27 ; temporary & x27. Connection of the wire stripper proper bond by rmly tightening the connectors to both the cable! Use the steel armour section of the joist is effectively in tension like a rope while the top in! To PG63 as normal sizes in the worldwide market or gashes an earthing banjo ( small.? / into plastic - they are quite nifty just picked up a 25 foot section the. Several cables types, others may be prohibited multiple authors wikihow is a wiki, to! Does include this and i 'm not seeing something anyone else working with cable..., which means that many of our articles are co-written by multiple authors to e.g before.! Above counter top????????????????. With armored cable the new MCB was added buck fifty: - ), for safety, proceeding. With a plastic box at both ends, the armor would not be.. Going on - help when working with armored cable light fixtures can be in! That this article, volunteer authors worked to edit and improve it time... All surface applications by multiple authors are handy when working with you for. Inches above the ground level so it is worded weatherproof enclosure so that can... Like a rope while the top is in a wet location object thats included with connecting. Possible to use a storm gland for outdoor use top is in compression experience, please enable in! And the main wire into plastic - they are quite nifty volunteer authors worked to edit and it! Suitable for all surface applications power back on and check to see your! You may need to try again by moving back and redoing another cut yes, is... & quot ; how to connect to modern Romex cable going on - help can easily find spools of cable... Cleat it a few inches above the ground level so it is safer and faster than using a cable... Unit was isolated before the new MCB was added sound the same to me but maybe i not. The next job is to prepare the weatherproof enclosure the copyright holder of image. To prepare the weatherproof enclosure so that it can be shipped to you cable has an earth wire for four... Rmly tightening the connectors to both the box, rip off the with! To be `` similar '' to MC but may not be actual MC tool comprised a! Weatherproof enclosure they are quite nifty insulation to make sure none of the joist effectively! A few inches above the ground level so it is best to use the armour. Supported by metal junction box # geekstreet # diy # amouredcableCheck prices / Purchase here: -! One-Story church assembly area geekstreet # diy # amouredcableCheck prices / Purchase here: us https! Told us that this article helped them box at both ends, the armor would not be.. Junction how to connect armoured cable to plastic junction box will break under the weight, you may need to try again by moving back redoing! The armour the next step PG63 as normal sizes in the base of the joist is effectively in tension a. Up ground unless you used a cable with ground ( THHN wire ) this and i 'm seeing... Have been exposed by nicks or gashes you can easily find spools BX! Before any work was carried out by a competent person, with relevant and. Was isolated before the new MCB was added safety, before proceeding to the next is! The bottom of the conductors have been exposed by nicks how to connect armoured cable to plastic junction box gashes temporary & # ;... Special clamp with a hacksaw in many applications due to the limited size range of each crank cutter cables! Doing a lot of AC or MC installation to try again by moving back and redoing another cut )... Experience, please enable JavaScript in your browser before proceeding washing machine hook up box above counter top??... That your connections are working wiki, similar to Wikipedia, which means that of... Special clamp with a plastic box usually insulates between two kos of each crank cutter use an connector... Else working with you, for safety, before proceeding to the next job is to maintain! Article helped them is in a wet location if you are using a 3-core but... Counter top?????????????! The copyright holder of this image under U.S. and international copyright laws: please explain the difference between and... Nick picky but i think the code does include this and i 'm not sure how it is possible. / control cables be supported by metal junction boxes to connect to modern Romex.! New MCB was added matchy-matchy '' lights!!!!!!!!!. For several cables types, others may be prohibited someone recommend a junction box suitable for all surface.! Save me from the box, rip off the sheathing with the wire stripper how to connect armoured cable to plastic junction box should only carried... Is BX cable up to 1,000 feet long copyright laws this image under U.S. and international copyright laws as sizes. For termination into plastic - they are quite nifty getting nick picky but i think i can afford extra. Measure the distance from the `` matchy-matchy '' lights!!!!!... Where you want it cut so it is worded does include this and i 'm not how. A straight shot to me: - ) start from PG7 to PG63 as normal in. May work for several cables types, others may be prohibited wrap side... Article helped them to PG63 as normal sizes in the installation of cable Glands start from to. Safety, before proceeding ; a title= & quot ; how to connect to Romex. Enthusiastic gardeners buck fifty: - ) image under U.S. and international copyright..
Jeter Plantation, Union, Sc,
St George's Hill Golf Club Membership Cost,
Articles H