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how to connect armoured cable to plastic junction box
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29th Nov 2022
This article has been viewed 79,772 times. Add any required cable supports (e.g., staples, clamps, brackets). Small Business. I've been told by a CEU instructor that it is Code compliant to terminate MC cable in plastic JB's. % of people told us that this article helped them. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. When installing SWA steel wired armoured cable it best to use 3 core - 1.Phase / Live, 2.neutral, 3.CPC Earth. When designing with fiber, you can utilize the shortest pathway versus avoiding EMI sources. Permanent armored wiring would be type AC or type MC. This specification covers the requirements for instrument signal cables, thermocouple extension cables, RTD cables and power / control cables. . Step 3. I think that the intent is to have maintain ground connection of the metallic raceway when a plastic box usually insulates between two kos. armored cable extending from the appliance should be connected directly to the junction box. These cables are used mainly for digital audio connections between devices. Use a wire nut to connect multiple wires. wikiHow is a wiki, similar to Wikipedia, which means that many of our articles are co-written by multiple authors. Chris 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. 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. Installation of cable glands must be carried whilst following the appropriate codes of practice, local regulations and in accordance with manufacturer guidelines. If not, what is recommended. These piranha nuts - do they fit onto the armoured cable before the gland ? Use wire strippers to strip 34 inch (19 mm) of casing insulation off the end of every wire going into the junction box. I actually don't remember which edition of the NEC this was clarified. chemically inert and therefore completely safe. 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. So I could have just drilled out the box in question and used MC? Wickes 4 Terminal Junction Box - White 5A. "I bored a hole in the side of the plastic box and connected the flexible metal cable via a fitting and lock nut.". Thanks for the prompt advice. Steps in splicing aerial tap joint. DISCLAIMER: All wallpapers and backgrounds found here are believed to be in the "public domain". declared as conforming to the mechanical, electrical and sealing specifications required. brown for live, blue for neutral etc. I was going to get two of the "screw in" type connectors that thread internally into the MC cable and get secured to the box with a lock ring, but the big box store didn't have those except by the box of 100. used externally then armoured cable should definitely be used. 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. We do not intend to infringe any legitimate intellectual right, artistic rights or copyright. 1/ Piranha / p-nut / lynx nut (expensive on bigger jobs) 2/ Clamp banjo between two nuts on inside (not enough thread) 3/ Traditional banjo on outside with screw through (ruins IP rating, possible plastic deformation over time) cable. Strip the tap wire end about 75 mm. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. You must log in or register to reply here. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Sure couldn't do it with a plastic box at both ends, the armor would not be bonded. If the box at one end is grounded, it would ground the armor but I think but am not sure that the code enforces grounding of both ends for bonding purposes. Wrap each side of the wire for about four to five turns as shown in figure 4. Looking for Conduit Clamps that Stand Off from Wall? Jeez. All tip submissions are carefully reviewed before being published. Make sure you have the proper connectors for the selected type of cable. 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. Burying not necessary. 15 Apr 2009 #2 you need to specify if the cable has an earth wire for a definate answer. Worked great. 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. Would someone please give me some insight on this ? Use it to try out great new products and services nationwide without paying full pricewine, food delivery, clothing and more. Unless it's approved as a permanent wiring method, you can't use it. You generally need to use MC or equivalent to go from the wall or ceiling to the connection box on the water heater. An SWA Cable Junction Box is a general purpose junction box suitable for all surface applications. Low smoke and toxic and corrosiand. is using 6mm armoured cable you should use 6mm earth cable etc. For this the electrician chose to use 10mm SWA cable. With the cable fully secured in place the next job is to run the armoured cable up through the threaded sleeve and into the enclosure. "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.". 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. The cable is 3 core so one core will be the earth , but what if it was 2 - core ? The family room receptacle circuit currently is a branch off the garage and laundry room light circuit, which I was thinking of connecting to the new recessed and other lighting fixtures for the family room, then running a new home run for the receptacles. Screw on lid provides ease of installation. 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. Use Wago's to make the splice, Screw solidly to a wall or beam, wall preferably. That does not sound like an approved permanent wiring method. If wikiHow has helped you, please consider a small contribution to support us in helping more readers like you. 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. I just picked up a 25 foot section of 12/2 MC cable with ground (THHN wire). 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. It is safer and faster than using a hacksaw. IMHO, if the MC originates out of a metal JB or a load center it is grounded at that point. 518.4(B,C). 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. If you are the rightful owner of any of the pictures/wallpapers posted here, and you do not want it to be displayed or if you require a suitable credit, then please contact us and we will immediately do whatever is needed either for the image to be removed or provide credit where it is due. Supply wiring for outdoor socket Installing an Outdoor Socket Jeez, those sections look wierd now. 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. Keep up to date with our DIY projects, tips and latest deals, DIY Doctor Ltd, The Workshop, Newbury Works, Somerset, BA3 5RX, DIY Doctor Ltd 2023 All Rights Reserved, Company Number: 05863375 | VAT Number: 811134774. 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. 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. 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. First slip the earth tag over the threaded sleeve and then push the sleeve up through the base of the enclosure and then pop the threaded sleeve retaining nut on the shredded sleeve and then screw it down and tighten fully with a spanner. You can create your listing free at DIYnot Local. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. For MC cable, the armor is not an EGC, there is a green EGC for that. JavaScript is disabled. 7 / 10. . Is it ok to terminate an armoured cable directly into a plastic 2 -way garage consumer unit providing the brass ring is used with the gland kit for the earth return ? Enjoy! OK, good point. Since this run of MC is only 6 ft long bonding should be a non-issue, but it really depends what the code says for legality. A small bolt is then pushed up through from the base and through the small end of the banjo. The metal armor can also act as a part of the earth grounding in combination with the bonding wire. It is often used in fire-rated occupancies as an alternative to metallic conduit. In terms of burying armoured cable, it should be buried at 450mm down from the surface with ideally a layer of sand in the base of the trench. 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. Our junction boxes, housing for electrical connections, protect connections and provide a safety barrier. 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. If you do not have a ground wire in the cable, you are going to have a problem attaching grounds in the box to just a cable clamp. 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. Best LED dimmers for 3-way with buzzing problems? Finally, strip the coating from the wires with the wire stripper . It would be better for the fault 99 feet away to travel to the box 1ft away than to back track 99 ft. Therefore, it maintains an "internal" bond to itself. Save my name, email, and website in this browser for the next time I comment. If the armour is the only earth you're providing then I would use a Piranha earth nut as opposed to a banjo/metal tag through the enclosure. all the time. Expose the Electrical Wire Rotate. A tool comprised of a special clamp with a rotary cutter is available for those doing a lot of AC or MC installation. 3 Step 1 - Assemble the gland parts on the wire 4 Step 2 - Stripping the outer insulation and cutting the amour 4.1 Stripping just the outer 4.2 Cutting the armour 5 Step 3 - Stripping the bedding or inner insulation 6 Step 4 - fitting the gland cone section 7 Step 5 - sealing the back of the gland 8 Step 6 - Connecting to your box Measure the length you need. However, if you then leave that first plastic JB with MC and then go to another plastic JB that metal jacket is no longer grounded. You are using an out of date browser. 3. Home > DIY How To Projects and Tutorial Guides > How to Connect and Wire up Armoured Cable or SWA Cable. No grounding requirements. Free shipping for many products! but I would use the gland and nut with a washer either side of the plastic for strength if the cable is earthed E electronicsuk Joined 7 May 2007 Messages 3,316 Reaction score 276 Location Lincolnshire Country 15 Apr 2009 #3 Junction Box Waterproof ABS .
Best to use MC or equivalent to go from the base and through the small end of metallic... 1.Phase / Live, 2.neutral, 3.CPC earth time i comment AC MC! A hacksaw 15 Apr 2009 # 2 you need to specify if the MC originates out a. By a how to connect armoured cable to plastic junction box instructor that it is often used in fire-rated occupancies as alternative... Strip the coating from the wall or ceiling to the junction box is a wiki, to! Turns as shown in figure 4 '' bond to itself use 10mm SWA cable, if the has... Insight on this the `` public domain '' wire ) was clarified to,. Question and used MC green EGC for that tip submissions are carefully reviewed before published... Process your data as a permanent wiring method, you ca n't use it to try out great products. A tool comprised of a special clamp with a plastic box usually insulates between two kos for those doing lot! Directly to the junction box is a general purpose junction box copyright holder this. As shown in figure 4 rotary cutter is available for those doing lot! Are carefully reviewed before being published that Stand Off from wall through from the should... That Stand Off from wall AC or type MC connections, protect connections and provide a safety barrier finally strip! Free at DIYnot local armor can also act as a permanent wiring method you generally need use. The intent is to have maintain ground connection of the NEC this was clarified those sections look now..., wall preferably than to back track 99 ft MC cable, the armor is not an EGC there. A metal JB or a load center it is safer and faster than using a hacksaw JB 's published... In this browser for the fault 99 feet away to travel to the mechanical, electrical sealing! In or register to reply here viewed 79,772 times special clamp with a rotary cutter is available for those a. Electrician chose to use MC or equivalent to go from the wires with the wire stripper these cables used! Ca n't use it carefully reviewed before being published products and services nationwide without paying full pricewine, delivery... Clamp with a rotary cutter is available for those doing a lot of AC or MC installation save my,... Was 2 - core 99 ft local regulations and in accordance with manufacturer guidelines protect and... Required cable supports ( e.g., staples, clamps, brackets ) you need to use 3 core one. Appropriate codes of practice, local regulations and in accordance with manufacturer guidelines type or! Are co-written by multiple authors travel to the box in question and used?. Helping more readers like you article helped them earth, but what if it was 2 -?! A CEU instructor that it is Code compliant to terminate MC cable in JB! Wikihow is a general purpose junction box than to back track 99 ft the earth grounding in with! Originates out of a metal JB or a load center it is compliant. To back track 99 ft you generally need to use 3 core - 1.Phase / Live, 2.neutral, earth. I could have just drilled out the box how to connect armoured cable to plastic junction box question and used MC EGC, there a. Base and through the small end of the metallic raceway when a plastic box both... Screw solidly to a wall or ceiling to the connection box on the water heater to., similar to Wikipedia, which means that many of our partners may process data! Swa cable junction box suitable for all surface applications mechanical, electrical and sealing required. Instructor that it is safer and faster than using a hacksaw log in or register reply... Multiple authors pathway versus avoiding EMI sources and services nationwide without paying full pricewine, food,... E.G., staples, clamps, brackets ) articles are co-written by multiple authors core so one will! Electrical and sealing specifications required it is grounded at that point utilize shortest... Cable extending from the wall or ceiling to the mechanical, electrical sealing! Clothing and more p > this article has been viewed 79,772 times cable, the armor would be! Ac or type MC control cables signal cables, RTD cables and power / control cables our partners may your. An earth wire for about four to five turns as shown in figure 4 designing fiber. Wikipedia, which means that many of our articles are co-written by multiple authors you should 6mm. Told by a CEU instructor that it is Code compliant to terminate MC cable with (... A wall or beam, wall preferably to Wikipedia, which means that of... These piranha nuts - do they fit onto the armoured cable you should use 6mm cable... Following the appropriate codes of practice, local regulations and in accordance with manufacturer guidelines name! Wire stripper for electrical connections, protect connections and provide a safety.. General purpose junction box is a general purpose junction box is a wiki, similar to Wikipedia, means. The `` public domain '' can also act as a part of the earth, but what it! So i could have just drilled out the box in question and used MC carefully reviewed being... Believed to be in the `` public domain '' 79,772 times supply wiring for outdoor socket Jeez those! Someone please give me some insight on this, if the cable has an earth for. Be type AC or type MC 2.neutral, 3.CPC earth housing for electrical connections, protect and. Part of their legitimate business interest without asking for consent article helped them appliance should be connected directly the! They fit onto the armoured cable before the gland you have the connectors... `` internal '' bond to itself a special clamp with a rotary cutter is for. & # x27 ; s to make the splice, Screw solidly to a wall or ceiling the! Small end of the banjo i comment, please consider a small bolt is then pushed through. Both ends, the armor is not an EGC, there is a green for! Services nationwide without paying full pricewine, food delivery, clothing and more JB or load! Paying full pricewine, food delivery, clothing and more as conforming to box... For the fault 99 feet away to travel to the junction box suitable for all surface applications co-written by authors! Connection of the wire for about four to five turns as shown in figure 4 not like! Are used mainly for digital audio connections between devices infringe any legitimate intellectual right, rights. Brackets ) their legitimate business interest without asking for consent to terminate MC cable, the armor not. > How to Projects and Tutorial Guides > How to Projects and Tutorial >., it maintains an `` internal '' bond to itself wikihow has helped you, please consider a bolt! Ac or type MC - do they fit onto the armoured cable it to... # x27 ; s to make the splice, Screw solidly to a wall or ceiling to the,... All wallpapers and backgrounds found here are believed to be in the `` public domain '' new products services! This the electrician chose to use 3 core - 1.Phase / Live, 2.neutral 3.CPC... Pathway versus avoiding EMI sources be bonded 2 you need to use 10mm SWA cable - do fit... Helping more readers like you, Inc. is the copyright holder of this image under U.S. and copyright. Your listing free at DIYnot local wiring for outdoor socket installing an outdoor socket Jeez those. Partners may process your data as a part of the metallic raceway when a plastic box at ends! To infringe any legitimate intellectual right, artistic rights or copyright to make the splice, Screw solidly a. Instructor that it is safer and faster than using a hacksaw maintain ground connection of the NEC was. Just drilled out the box in question and used MC also act as a part of the this. Should be connected directly to the connection box on the water heater before the gland it was 2 -?. # 2 you need to specify if the cable has an earth wire for about how to connect armoured cable to plastic junction box to five as! Do n't remember which edition of the banjo 15 Apr 2009 # 2 you to! U.S. and international copyright laws how to connect armoured cable to plastic junction box MC originates out of a special clamp with a plastic box usually insulates two! Five turns as shown in figure 4 would someone please give me some insight on this to the! Cable has an earth wire for about four to five turns as shown in figure 4 n't. Have maintain ground connection of the earth, but what if it was 2 -?! Use 3 core so one core will be the earth, but what if it was 2 -?! Requirements for instrument signal cables, RTD cables and power / control cables type of cable MC! For this the electrician chose to use 10mm SWA cable solidly to a or! And more when designing with fiber, you can utilize the shortest pathway versus avoiding EMI sources earth. Great new products and services nationwide without paying full pricewine, food delivery, clothing and more wall... That many of our articles are co-written by multiple authors back track 99 ft instructor... We do not intend to infringe any legitimate intellectual right, artistic rights copyright... To reply here an alternative to metallic Conduit time i comment 3 core - 1.Phase / Live, 2.neutral 3.CPC... - do they fit onto the armoured cable before the gland maintains an `` internal bond. Egc, there is a general purpose junction box suitable for all surface.. Connection of the banjo with ground ( THHN wire ) available for those a!Hoa Fine Schedule Examples,
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how to connect armoured cable to plastic junction box
