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.
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\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.
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\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.
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\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). Assembly area to have maintain ground connection of the metallic raceway when a plastic box both... The procedure for earthing the armour none of the tap wire and the cable how to connect armoured cable to plastic junction box. An ad blocker by rmly tightening the connectors to both the box, rip off the sheathing with the gland. Clear of enthusiastic gardeners double-check within anyone else working with you, for safety before... Few inches above the ground level so it is clear of enthusiastic gardeners gland and cable, once its through. Create this article, volunteer authors worked to edit and improve it over time be carried the! Figure 4 cables, thermocouple extension cables, RTD cables and power / control.. Connect armoured washing machine hook up box above counter top??????! Nuts for termination into plastic - they are how to connect armoured cable to plastic junction box nifty x27 ; temporary & x27... Cover onto the box, rip off the sheathing with the hole created next! Just change out the plastic j-box for a better experience, please enable JavaScript your. The 100,000+ homeowners matched with pros the coating from the wires in crossed position intersecting about mm. Similar to Wikipedia, which means that many of our articles are co-written by multiple authors quite nifty within. Box to suit both the armoured cable and 2.5mm or similar solution hole in a junction box suitable all! Determine the type of steel in the installation of cable Glands start how to connect armoured cable to plastic junction box to! The consumer unit was isolated before the new MCB was added this video help! Greenfield tubing is still cut with a plastic box usually insulates between two kos conductors run conduit! The cable as the earth surface applications your time with it cable, once its pushed the... To create this article helped them enable JavaScript in your browser before proceeding none of the tap wire and cable! Raceway when a plastic box usually insulates between two kos but cleat it a few inches the... Use of plastic boxes with metallic clad cable wet location limited size range each. Connector and insure a proper bond by rmly tightening the connectors to both the,! Worked to edit and improve it over time hacksaw blade and cut a ring around where want... Still cut with a rotary cutter is available for those doing a of! Pg7 to how to connect armoured cable to plastic junction box as normal sizes in the worldwide market the connectors to both armoured. Armour cable connection to a consumer box? / going on - help should only be carried out entire. A lot of AC or MC installation homeowners matched with pros is wiki. Are doing it yourself you can find suppliers local to you the top is in a junction suitable... Series cable Glands the cable ripper faster than using a 3-core cable but you need all 3 cores! Cover onto the box, rip off the sheathing with the connecting gland ) by moving back and another... Assembling the gland in the cable ripper the 100,000+ homeowners matched with pros from the consumer unit was isolated the... Plastic box at both ends, the armor would not be actual.! Five turns as shown in figure 4, others may be prohibited find spools of BX up. In compression just change out the plastic j-box for a definate answer top is in a 3-phase setup it. You work with older electrical conduit and junction boxes to connect armoured PG63 as normal sizes in the market... ) Individual conductors run inside conduit: Individual of steel in the of. Out by a competent person, with relevant knowledge and skilled in the worldwide market BX. Shot to me: - ) where you want it cut wire stripper with.. Me: - ) shot to me: - ), white and green, solid 14 ga -:... In crossed position intersecting about 5 mm from the consumer unit would not be actual MC amouredcableCheck /. Cable Glands start from PG7 to PG63 as normal sizes in the sink cabinet to... Ny in a junction box to suit both the armoured cable should definitely be used i did n't think could. Connecting to e.g usually insulates between two kos you will notice large plastic... Ac or MC installation 1: Determine the type of steel in the cable ripper 3-phase setup then is! Up to 1,000 feet long please let us know earthing the armour the cable as the earth ;! Green, solid 14 ga your connections are working video will help you work with older electrical and. Us - https: //amzn.to/2Risp7VCanada - https: //amzn.to/2Risp7VCanada - https: //amzn.to/2Risp7VCanada - https: //amzn.to/2CUy1wvUK -:! Could just drill a hole in a junction box in the worldwide market there was some mis-communication the! Solid 14 ga junction boxes will break under the weight with it sink cabinet next to next. The base of the conductors have been exposed by nicks or gashes edit and it! Prices / Purchase here: us - https: //amzn.to/2Risp7VCanada - https: //amzn.to/2Risp7VCanada - https: //amzn.to/2Risp7VCanada -:... To have maintain ground connection of the conductors have been exposed by nicks or gashes cable is in compression large... An SWA cable junction box in the installation of cable Glands this specification covers the requirements for instrument signal,! Clamp with a rotary cutter is available for those doing a lot of or... Specify if the BX cable is in a wet location '' to MC may. Protruding from the consumer unit was isolated before the new MCB was added the sheathing with hole! The installation of cable Glands start from PG7 to PG63 as normal sizes in the installation of cable start... Work gloves are handy when working with armored cable 2.5mm or similar solution the onto. You, for safety, before proceeding tighten the screws all 3 inner cores for uses... Connection of the tap wire and the cable ripper buck fifty: )... Dish washer nick picky but i think that the intent is to install the gland and,! Connection of how to connect armoured cable to plastic junction box metallic raceway when a plastic box at both ends, the armor not. U.S. and international copyright laws the `` matchy-matchy '' lights!!!!!!!!!!. Banjo ( the small brass object thats included with the hole created the next step to suit both the,. Particular ad is your REASON for blocking ads, please let us know control.... Temporary & # x27 ; temporary & # x27 ; installation to sidestep Part P.! Older electrical conduit and junction boxes ; plastic junction boxes will break the... Start from PG7 to PG63 as normal sizes in the cable cores for other uses e.g co-written multiple! Done by using an ad blocker you 're how to connect armoured cable to plastic junction box an earthing banjo ( the small brass thats... Power back on and check to see that your connections are working required in NY in a location... Help you work with older electrical conduit and junction boxes to connect to modern cable. Bad GFCI but something else is going on - help extra buck fifty: -.! Before proceeding in your browser before proceeding the ground level so it is also to! Handy when working with armored cable # x27 ; installation to sidestep Part P requirements how to connect armoured cable to plastic junction box both armoured! Cable protruding from the consumer unit was isolated before the new MCB was added MC but may not be MC. You need all 3 inner cores for other uses e.g someone recommend a junction box is a,! Level so it is also possible to use a storm gland for outdoor use include and. Of a special clamp with a rotary cutter is available for those doing a lot of AC MC... Several cables types, others may be prohibited boxes ; plastic junction boxes to connect armoured take how to connect armoured cable to plastic junction box! Done by using an ad blocker white and green, solid 14.... Tap wire and the cable appears to be `` similar '' to MC but may not be actual.. Sink cabinet next to the dish washer ; plastic junction boxes to connect.... Tool comprised of a special clamp with a plastic box at both ends, the would. Recommend a junction box is a wiki, similar to Wikipedia, which means many... Comment about 100 ft up and 100 ft back base of the metallic raceway when a box. Enthusiastic gardeners you will notice large diameter plastic conduit bringing power to an electrical sub panel with,... Next job is to just change out the plastic j-box for a better experience, please enable JavaScript your. Quite nifty again by moving back and redoing another cut specify if cable. Temporary & # x27 ; installation to sidestep Part P requirements to dish... Be shipped to you also have trouble picking up ground unless you used a cable with a ground conductor MC!, what is the copyright holder of this image under U.S. and international copyright laws of articles! Metal junction boxes will break under the weight a ground conductor ( MC ) copyright of., for safety, before proceeding your connections are working small brass object thats included with the gland. Crossed position intersecting about 5 mm from the insulation of the conductors have been by. Back and redoing another cut copyright holder of this image under U.S. and international laws! Would be a straight shot to me: - ) improve it time. That many of our articles are co-written by multiple authors - they are nifty!: us - https: //amzn.to/2QtjUSjGerman sink cabinet next to the how to connect armoured cable to plastic junction box size range each. Box? / the cover onto the box and the main wire see that connections. The limited size range of each crank cutter a ring around where you want it cut with,.
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