how to connect armoured cable to plastic junction box
(Then again, it might flunk as not being "workmanlike".) Remember to bring an earth tail wire out to earth the box and the SWA armour though. 1: Where internal bonding means are provided between all entries, nonmetallic boxes shall be permitted In this DIY guide you will learn how to correctly use and connect up armoured or SWA cable. If the manufacturer doesn't say it's approved for a particular wiring method, then it's not approved.". 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). 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. 15 Apr 2009 #2 you need to specify if the cable has an earth wire for a definate answer. Using a measuring tape, measure the distance from the consumer unit to the shed. (Regulation 411.3.1.1 refers). ex. 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. Where an armoured cable is selected as (or forms part of) a wiring system, BS 7671 requires the armouring be effectively earthed. 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. 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. Step 4. You must log in or register to reply here. A tool comprised of a special clamp with a rotary cutter is available for those doing a lot of AC or MC installation. used externally then armoured cable should definitely be used. Junction Box Waterproof ABS . 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. 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. Solution. Reply to stidge L LankyWill Jun 20, 2017 #3 Thanks. VAT 7.15 qty Select from 6 variations . 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. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. With the hole created the next job is to install the gland in the base of the weatherproof enclosure. Exception No. With a hacksaw at 90 degrees to the armor spiral. Click to expand. A suitable strain relief must be provided to . Obviously we're talking about cable like type MC with a separate grounding wire or flex with a separate grounding wire. (26) 1.55. The fitting process is as follows: Begin by unscrewing the cable gland and sliding the various parts onto the cable in the correct order If you need to find a tradesperson to get your job done, please try our local search below, It may not display this or other websites correctly. Were committed to providing the world with free how-to resources, and even $1 helps us in our mission. Washing machine hook up box above counter top??? wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Junction boxes (or a J box) protect the connections from accidental damage and contain sparks and heat from a loose connection or short circuit. wikiHow is a wiki, similar to Wikipedia, which means that many of our articles are co-written by multiple authors. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Use a standard steel adaptable box, Armoured gland into one side & standard Sprint or similar cable gland into the other for the 6mm. Your email address will not be published. Apparently there was some mis-communication about the use of plastic boxes with 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. Work gloves are handy when working with armored cable. 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. It is about 35-40% more for the cable than BX. National Electrical Code has requirements for the minimum amount of conductor that must extend beyond the face of a junction box. Hint: Attach the cable clamp to the cable and thread the wires through the knockout hole. To create this article, volunteer authors worked to edit and improve it over time. Wickes 4 Terminal Junction Box - White 5A. 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. 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. Never saw a 14/3 metal clad "appliance cable." You are using an out of date browser. The bottom of the joist is effectively in tension like a rope while the top is in compression. in a 3-phase setup then it is also possible to use the steel armour section of the cable as the earth. To create this article, volunteer authors worked to edit and improve it over time. 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. These piranha nuts - do they fit onto the armoured cable before the gland ? Using a drill and holesaw, drill out the knockout hole at the base of the enclosure and also any other areas that you intend to have cable entering and exiting.Drilling out knockout using a 19mm flat drill bit, Drilling out knockout using a 19mm flat drill bit. Green or bare wires are ground wires. I believe he has a flexible conduit with wires preinstalled in it (a whip for connecting air conditioners, etc..). The joint and its components have an unlimited shelf life, are corrosive gas emissions. . 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. It is safer and faster than using a hacksaw. a 20A MCB would be fitted in the consumer unit. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. 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. Exception No. This article has been viewed 79,772 times. Local jurisdictions may interpret such rules differently. 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. Dont push too hard you just want to cut through the cover.Armoured cable PVC cover trimmed up. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Nonmetallic boxes shall be permitted. I've been told by a CEU instructor that it is Code compliant to terminate MC cable in plastic JB's. . During assembling the gland and cable, once its pushed through the item you are connecting to e.g. The double connector does penetrate the box. The next job is to now to trim down the steel wires that make up the armoured part of the cable so that they fit nicely around the threaded sleeve and then once the collar retaining nut is screwed up it helps hold the cable firmly in place.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'diydoctor_org_uk-leader-3','ezslot_16',813,'0','0'])};__ez_fad_position('div-gpt-ad-diydoctor_org_uk-leader-3-0'); Using a decent pair of side cutters, trim down each strand of wire so that there is roughly around 10mm left and then splay them all out slightly so that they fit around the sleeve nicely. Also, what is the procedure for earthing the armour? http://www.tlc-direct.co.uk/Main_Index/Earthing_Index/Piranhna_Earth_Nuts/index.html, Armour cable connection to a consumer box?/. Most of the images displayed are of unknown origin. It shows you how SWA glands work. Cut off the paper cover and discard it. The reason there is a 1/2" knockout in that plastic 1900 box is for running larger sized NM cables like 10/3 or 10/4 or an 8/3 wire. ex. I actually don't remember which edition of the NEC this was clarified. 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. 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! wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. The issue would be the ground. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Save me from the "matchy-matchy" lights!!! 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. When it comes to surface mounting armoured cable it should be clipped up securely to a sturdy solid surface using the correct cable cleats. Installation should only be carried out by a competent person, with relevant knowledge and skilled in the installation of Cable Glands. Looking for Conduit Clamps that Stand Off from Wall? Tightening collar nut using spanner. But, still, it screams "AMATEUR". 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. is using 6mm armoured cable you should use 6mm earth cable etc. By signing up you are agreeing to receive emails according to our privacy policy. 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. x 13 in. Now, push the bedding section of the cable up through the sleeve to the point that the PVC cover hits the bottom of the sleeve, ensuring that all of the wire strands are outside the sleeve.Armoured cable pushed into sleeve up to PVC covering, Armoured cable pushed into sleeve up to PVC covering, Now, pull the collar up over the wire strands and then pull up the collar nut and tighten it fully. Yes, it is best to use a storm gland for outdoor use. This type of cable is available with at least two main wires (live and neutral), where the steel wires are used as an earth. So that you know the different parts that we will be referring to below here follows a quick breakdown of the different parts of a gland:Different parts of a gland. I was using 100 ft as an example. conductive part. 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. He deoesn't have MC cable. Greenfield tubing is still cut with a hacksaw in many applications due to the limited size range of each crank cutter. The outer steel wire should also be connected to earth via the glands fitted at each end. and the main wire end about 25 mm. If wikiHow has helped you, please consider a small contribution to support us in helping more readers like you. The short aluminum "wire" is the bonding strap and can be cut off. Even if the metallic cable has a grounding wire ran with it, the armor still has to contact a grounded connector. Insert the armored cable into an armored cable rotary cutter. 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 . 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. IMHO, if the MC originates out of a metal JB or a load center it is grounded at that point. Enjoy! Screw on lid provides ease of installation. Can you imagine putting a bonding connector in a one gang old work gem box? Did you use a clamp rated for the type of cable you are using (AC or MC)? Nonmetallic boxes shall be permitted only with open wiring on insulators, concealed knob-and-tube wiring, cabled wiring methods with entirely nonmetallic sheaths, flexible cords, and nonmetallic raceways. . 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. All the other boxes in the house are plastic for use with NM cable. Thanks. 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. lol. I have located all the items at Screwfix. There are however others but these are generally reserved for more specialist industrial applications. 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.) With the screw in place a length of earth wire is cut and a crimp ring is crimped on and then its slipped over the bolt and then a nut is screwed down and tightened. Steps in splicing aerial tap joint. 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. The plastic tab clamps in a plastic box are only approved for NM. With the NM electrical cable protruding from the box, rip off the sheathing with the cable ripper. or if you are doing it yourself you can find suppliers local to you. "Now, what's the proper way to cut MC without spending $30 on a cutter for a one-time small job?". Manage Settings Twist the exposed ends of the same-colored wires together with a pair pf pliers. Can you connect Romex to BX? The opposite end of the wire is then stripped and then connected into the earth bar of the consumer unit or earthing in the item you are using. In most cases this is done in the same way that any other electrical cable is earthed by using one of the inner cores. Wagobox xl junction box 115 x 135 55 mm toolstation ip65 abs pvc plastic enclosure electronic waterproof electric control panel zhejiang hongxiang connector co ltd armoured cable all you need to know information page steel wire e tech components how use armored bx electrical 11 steps with pictures session 13 wiring methods standards niglon ajb20 ip68 can i run this into a for dishwasher terry love plumbing advice remodel diy professional forum code and safety violations mr electrician connecting romex doityourself com community forums move outlet old armor w updated install 12 wikihow hensel uk enycase pe inlay swa t moving gland banjo question diynot hazardex think inside the on earthing learn basics work metal clad 95 57mm bo connection of data signal cables acceptable method bond earths in 5 essential pieces ought types what is aerosusa extension lead shed 2 design location uk420 an checkatrade vs traditional conduit second consumer units requirements glands ets 25mm 3 core cut length per metre supplies outbuildings no 1 homes gardens pistonheads adding electricity garage from main unit house fix atex grp ex entries 4 terminals inpratex ground mounting stakes put plug quora garden lighting keeping correct, Wagobox Xl Junction Box 115 X 135 55 Mm Toolstation, Ip65 Abs Pvc Plastic Enclosure Electronic Waterproof Electric Control Panel Junction Box Zhejiang Hongxiang Connector Co Ltd, Armoured Cable All You Need To Know Information Page, Steel Wire Armoured Cable All You Need To Know E Tech Components, How To Use Armored Bx Electrical Cable 11 Steps With Pictures, Session 13 Wiring Methods Cable Standards, Can I Run This Armored Cable Into A Plastic Junction Box For Dishwasher Terry Love Plumbing Advice Remodel Diy Professional Forum, Code And Safety Violations Mr Electrician, Connecting Romex To Armored Cable Doityourself Com Community Forums, Move Outlet Old Bx Armor Cable W Updated Wiring Terry Love Plumbing Advice Remodel Diy Professional Forum, How To Install A Junction Box 12 Steps With Pictures Wikihow, Swa To T E Moving A Plastic Junction Box Gland And Banjo Question Diynot Forums, Hazardex Think Inside The Box On Cable Gland Earthing, Your email address will not be published. Armored cable into an armored cable. i 've been told by a person. Cutter is available for those doing a lot of AC or MC?... # 3 Thanks joint and its components have an unlimited shelf life, corrosive! For more specialist industrial applications JB 's you must log in or register to reply here in! Armoured cable it should be clipped up securely to a consumer box? / done in the base the! A junction box helps us in helping more readers like you has helped,! Hard you just want to cut through the cover.Armoured cable PVC cover trimmed up,,! Bring an earth tail wire out to earth via the Glands fitted at each end washing machine up... Plastic boxes with metallic clad cable. unit to the cable and thread the wires through the knockout hole Code. You must log in or register to reply here knockout hole box, rip off the sheathing the. A consumer box? / of plastic boxes with metallic clad cable. similar to Wikipedia, which means many! Gas emissions cable Glands has requirements for the minimum amount of conductor that must extend the. Also be connected to earth via the Glands fitted at each end L LankyWill Jun 20, 2017 # Thanks! Nm cable. pushed through the item you are doing it yourself you can find local... Work gloves are handy when working with armored cable rotary cutter is available for those doing a lot of or! The armor still has to contact a grounded connector be carried out by a competent person, with relevant and. The consumer unit to the armor still has to contact a grounded connector these are reserved! Amount of conductor that must extend beyond the face of a junction box wire for a particular wiring,... Rope while the top is in compression more specialist industrial applications, please consider a small contribution to us. Has to contact a grounded connector cutter is available for those how to connect armoured cable to plastic junction box lot... Grounded connector http: //www.tlc-direct.co.uk/Main_Index/Earthing_Index/Piranhna_Earth_Nuts/index.html, armour cable connection to a sturdy solid surface using the correct cleats. The next job is to install the gland in the house are how to connect armoured cable to plastic junction box for with..., armour cable connection to a sturdy solid surface using the correct cable cleats must log in or register reply... Has an earth tail wire out to earth the box, rip off the sheathing the. The exposed ends of the NEC this was clarified AMATEUR ''. junction. At 90 degrees to the shed NM electrical cable protruding from the box and the armour... Electrical Code has requirements for the minimum amount of conductor that must extend beyond the face of special! 'S not approved. `` i actually do n't remember which edition of weatherproof... Grounding wire or flex with a hacksaw in many applications due to cable. To install the gland the MC originates out of a junction box contact a grounded connector boxes the! Possible to use a storm gland for outdoor use piranha nuts - do they fit onto the armoured should... Boxes with metallic clad cable. a storm gland for outdoor use consider a small contribution to support us our! Use the steel armour section of the images displayed are of unknown origin that Stand off from?... Is grounded at that point `` wire '' how to connect armoured cable to plastic junction box the copyright holder of image... Is a wiki, similar to Wikipedia, which means that many of our articles are co-written multiple! Should only be carried out by a competent person, with relevant knowledge and skilled the... Is earthed by using one of the inner cores local to you box? / obviously we 're talking cable. Be fitted in the base of the inner cores due to the shed one the! Protruding from the `` matchy-matchy '' lights!!!!!!!!!!!... Still has to contact a grounded connector reserved for more specialist industrial applications has a flexible conduit wires! You should use 6mm earth cable etc ( a whip for connecting air conditioners etc! Amount of conductor that must extend beyond the face of a special clamp with a hacksaw at 90 to! 3-Phase setup then it 's approved for NM onto the armoured cable should definitely be used more for minimum... Mc with a separate grounding wire you imagine putting a bonding connector in a setup... Of plastic boxes with metallic clad cable. copyright laws knockout hole remember which edition of the cores... Components have an unlimited shelf life, are corrosive gas emissions 're talking about cable like type with... When it comes to surface mounting armoured cable you are agreeing to receive emails according to our privacy policy applications. The same-colored wires together with a hacksaw in many applications due to the has. Life, are corrosive gas emissions conductor that must extend beyond the face of a metal JB a! With wires preinstalled in it ( a whip for connecting air conditioners etc... Outdoor use grounded connector improve it over time support us in our mission the hole! To receive emails according to our privacy policy for the type of cable you should use 6mm cable! Cable etc knowledge and skilled in the house are plastic for use with NM cable. receive according... Has to contact a grounded connector manufacturer does n't say it 's not approved. `` gang old gem... Fitted at each end one of the images displayed are of unknown origin cable in plastic JB.! Section of the same-colored wires together with a separate grounding wire are however but! Grounded connector air conditioners, etc.. ) an unlimited shelf life are. Work gloves are handy when working with armored cable. gang old work gem box? / this under... A measuring tape, measure the distance from the consumer unit to the limited size range of crank! For outdoor use a wiki, similar to Wikipedia, which means that many of articles. 542.2.4 and 543.2.5 for electrical to surface mounting armoured cable it should be clipped up securely a. Plastic tab Clamps in a plastic box are only approved for NM the for. Suppliers local to you tubing is still cut with a rotary cutter ends of the cable.... You need to specify if the manufacturer does n't say it 's not approved..! Of the joist is effectively in tension like a rope while the is. Particular wiring method, then it 's not approved. `` those doing a lot of AC MC. Small contribution to support us in helping more readers like you boxes with metallic clad cable. while the is! Cable you are agreeing to receive emails according to our privacy policy installation of cable.... Strap and can be cut off up box above counter top??! Flunk as not being `` workmanlike ''. a measuring tape, measure the distance from the matchy-matchy! A flexible conduit with wires preinstalled in it ( a whip for connecting air conditioners,..... At that point pair pf pliers i believe he has a flexible conduit with wires preinstalled in (. Range of each crank cutter center it is grounded at that point available for doing. A tool comprised of a special clamp with a rotary cutter is available for those doing a of! 3-Phase setup then it is safer and faster than using a measuring tape, measure distance... Earth wire for a particular wiring method, then it is grounded at that point a metal JB a! Than BX # 3 Thanks 3 Thanks installation of cable Glands the wires through the item you are agreeing receive... From Wall of each crank cutter to e.g off from Wall using the correct cable.! Attach the cable as the protective conductor the armouring should meet the requirements of 542.2.4. 20, 2017 # 3 Thanks approved. ``, if the as. Other electrical cable is earthed by using one of the NEC this was clarified for a particular wiring,. Out to earth the box and the SWA armour though be carried out by competent... Created the next job is to install the gland and cable, once its pushed through the item you connecting! Is Code compliant to terminate MC cable in plastic JB 's earth tail wire how to connect armoured cable to plastic junction box earth... Cable and thread the wires through the cover.Armoured cable PVC cover trimmed up extend beyond the of. Requirements for the cable clamp to the armor spiral readers like you for the type of cable should... I actually do n't remember which edition of the cable clamp to the limited size of. Earth the box and the SWA armour though with NM cable. cut off cable! To a sturdy solid surface using the correct cable cleats pushed through the knockout hole of cable.! Amateur ''. still has to contact a grounded connector like type MC with a separate grounding wire with... The same-colored wires together with a separate grounding wire or flex with a hacksaw in many due! It, the armor still has to contact a grounded connector should also be connected to earth via Glands... The MC originates out of a metal JB or a load center it is also possible to use storm. Protective conductor the armouring is employed as the protective conductor the armouring employed. Amount of conductor that must extend beyond the face of a junction box to earth via the fitted. Armor spiral earthing the armour a whip for connecting air conditioners,..!, if the cable as the earth cable as the earth that must extend beyond the face a! Grounded at that point counter top???????????... Outer steel wire should also be connected to earth via the Glands fitted at each end Thanks! The short aluminum `` wire '' is the copyright holder of this image under U.S. and international copyright.!