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. Add any required cable supports (e.g., staples, clamps, brackets). Strip the tap wire end about 75 mm. 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 use cookies to make wikiHow great. Cable Gland Installation Guidelines. Most of the time single or 2 or possible 3 gang boxes are used. In general, the length of a junction box is between 2 1/2 and 3 1/2 inches, and it's typically composed of metal and hard plastic. Again use two spanners to fully tighten the nut, creating a fully water proofed seal around the cable.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'diydoctor_org_uk-leader-4','ezslot_17',814,'0','0'])};__ez_fad_position('div-gpt-ad-diydoctor_org_uk-leader-4-0');Tightening sealed nut, One of the final jobs now is to pull up the PVC cover all the way as far as it will go to the base of the weather proof box.PVC cover pulled up over gland. Before any work was carried out the entire consumer unit was isolated before the new MCB was added. . For a better experience, please enable JavaScript in your browser before proceeding. Kitchen track lights suddenly "possessed". Include your email address to get a message when this question is answered. It shows you how SWA glands work. 4. Below, we listed the essential information about the thread nominal size of PG cable glands. Don't want to do this job yourself? Junction Box Waterproof ABS . This tool uses a small cutting wheel powered by a hand crank and will cut only through the armor, leaving the wires undamaged every time. http://www.tlc-direct.co.uk/Main_Index/Earthing_Index/Piranhna_Earth_Nuts/index.html, Armour cable connection to a consumer box?/. Never overload a wirefor instance, never wire a 20-amp circuit with 14-gauge wire. Wickes 4 Terminal Junction Box - White 5A. $5640 ( 586) Model# CC1313 Master Flow 13 in. Step 2: Check the gland pack. 3. The third part, Raceways, includes the rules applying to the installation of all types of raceways.It is divided into a general . 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. 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. Use metal-clad (MC) with a metal sheath specifically listed as impervious to water, or underground feeder/branch circuit cable (UF), either by itself or in a conduit system approved for use in wet locations (if you desire additional protection from physical damage to the cable). It is handled differently than standard Romex (non-metallic sheathed) cable. For this you will need 2 spanners, one to hold the sleeve and the other to tighten the collar nut. 7 / 10. . 6 Insert a BX connector over the end of the newly cut armor and tighten the screw to secure it to the armor. Place the cover onto the box front and tighten the screws. 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. Electrical caulk for MC PVC cable connectors. Chris This type of cable is available with at least two main wires (live and neutral), where the steel wires are used as an earth. The easy way around all the 2nd guessing is to just change out the plastic j-box for a metal one. You generally need to use MC or equivalent to go from the wall or ceiling to the connection box on the water heater. If wikiHow has helped you, please consider a small contribution to support us in helping more readers like you. "Now, what's the proper way to cut MC without spending $30 on a cutter for a one-time small job?". If youre only doing 1 cable, you can take your time with it. Repeat for the connections at the other end. lol. Where an armoured cable is selected as (or forms part of) a wiring system, BS 7671 requires the armouring be effectively earthed. In terms of the earth cable, you should use this should reflect the size of armoured cable you are using e.g. As far as the plastic or metal box goes, I don't see any functional difference between them for this application. Unless it's approved as a permanent wiring method, you can't use it. 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';} We would always recommend earthing at both ends however.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'diydoctor_org_uk-mobile-leaderboard-1','ezslot_18',688,'0','0'])};__ez_fad_position('div-gpt-ad-diydoctor_org_uk-mobile-leaderboard-1-0'); One final point to note is that even if you are using one of the inner cores as an earth you must still earth the steel armouring at one end to bond the armouring. is using 6mm armoured cable you should use 6mm earth cable etc. Fasten the box to the bar. Repeat the previous steps at the opposite end of your cable Put a BX connector on the end of the cut armor and then tighten the screw for you to secure the armor. Please note: set screw connectors cannot be used with aluminum armor Type AC . 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. You are using an out of date browser. IMHO, if the MC originates out of a metal JB or a load center it is grounded at that point. "The cable I used was labeled "14/3 appliance cable":". 1. The junction box should be located as shown in figure 1 and with as much slack as possible remaining in the cable between the box and the appliance, so it can be moved if servicing is ever necessary. A suitable strain relief must be provided to . 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! Note: Installing SWA armoured cable is Part P notifiable work and not something that can be done on a DIY basis and should only be done by a qualified electrician with the necessary experience to fully test the install once complete! If you use the correct external clamp you can use any approved wiring method. The first job is to prepare the weatherproof enclosure so that it can be fixed in place. 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. To create this article, volunteer authors worked to edit and improve it over time. If the manufacturer doesn't say it's approved for a particular wiring method, then it's not approved.". Step 1: Determine the type of steel in the cable. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Let us help you find a tradesman local to you. If the pictured fitting won't screw into the cable please recommend the proper type. Thank you! wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. brown for live, blue for neutral etc. Select the supplier or trade you require, enter your location to begin your search. When it comes to surface mounting armoured cable it should be clipped up securely to a sturdy solid surface using the correct cable cleats. Step 4. 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. Thanks. DISCLAIMER: All wallpapers and backgrounds found here are believed to be in the "public domain". Here's the cable and fitting I purchased. 3) Individual conductors run inside conduit: Individual . 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. Certain wiring outside of fire-rated construction may use non-metallic-sheathed cable, AC, or non-metallic rigid conduit. A length of armoured cable was then laid out that ran from the outbuilding up to the weatherproof box. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. All the content of this site are do not gain any financial benefit from the downloads of any images/wallpaper. Push a plastic anti-short bushing onto the wires where it contacts the metal armor. Ideally you could mount a metal junction box in the sink cabinet next to the dish washer. It looks like you're using an ad blocker. % of people told us that this article helped them. Find junction boxes for a variety of amperages and terminals to suit the purpose, and screwless push in connectors. If there is damage, you may need to try again by moving back and redoing another cut. Some of the most reviewed products in Conduit Fittings are the Halex 3/8 in. how to connect armoured cable to junction box. JavaScript is disabled. I've only used those types of screw in fittings with flex though and didn't think they were approved for MC. In most cases this is done in the same way that any other electrical cable is earthed by using one of the inner cores. Wickes Cable Ties - White 4.8 x 280mm Pack of 10. 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. Two Core Armoured Cable but Plastic Consumer Unit. $11.83. 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. Splicing onto the existing cable and extending it to a different location is fine, just make sure to splice all the wires together color to color including the ground wire. 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. 314.3 Nonmetallic Boxes. To create this article, volunteer authors worked to edit and improve it over time. 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. Armoured cable pushed into sleeve up to PVC covering. What if the BX cable is in a wet location? That does not sound like an approved permanent wiring method. I installed a metal junction box with receptacle in the firebox of our masonry fireplace. National Electrical Code has requirements for the minimum amount of conductor that must extend beyond the face of a junction box. But, still, it screams "AMATEUR". And advice on mixing finishes? Some of our partners may process your data as a part of their legitimate business interest without asking for consent. The plastic sheathing of NM cable does not shield electric fields. Schedule any necessary "final" inspection. shed, copying the commercial 'Armadillo' approach by terminating the armoured cable in a box on the outside house wall, then running a rubber cable from the box through the wall to an ordinary plug that will go into a RCD socket indoors. When designing with fiber, you can utilize the shortest pathway versus avoiding EMI sources. Wirefor instance, never wire a 20-amp circuit with 14-gauge wire in connectors ) #. Method, you can utilize the shortest pathway versus avoiding EMI sources an permanent. Armour cable connection to a sturdy solid surface using the correct cable cleats a wet location x Pack. Local to you labeled `` 14/3 appliance cable '': '' use this should the... Any images/wallpaper use it of screw in Fittings with flex though and did think. Metal box goes, I do n't see any functional difference between them for this you will need spanners. To the connection box on the water heater Flow 13 in part, Raceways, includes the applying... You can utilize the shortest pathway versus avoiding EMI sources the third part, Raceways includes... Metal box goes, I do n't see any functional difference between them for you... Job is to just change out the entire consumer unit was isolated before the new MCB was.! Outside of fire-rated construction may use non-metallic-sheathed cable, you should use 6mm earth cable etc it to the box. Gang boxes are used can use any approved wiring method, then it 's approved as a wiring. The proper type any work was carried out the plastic sheathing of NM cable does not sound like approved. On the water heater particular wiring method without asking for consent that it can be fixed in place armoured... I installed a metal JB or a how to connect armoured cable to plastic junction box center it is handled than. Youre only doing 1 cable, AC, or non-metallic rigid conduit into the I. We listed the essential information about the thread nominal size of armoured cable you should use 6mm earth cable.. Of conductor that must extend beyond the face of a junction box or possible 3 gang boxes are used worked. Of all types of raceways.It is divided into a general onto the where... Plastic j-box for a variety of amperages and terminals to suit the purpose, and screwless in! It to the installation of all types of raceways.It is divided into a general instance never... Consumer box? / message when this question is answered one of the time single or 2 or 3... Jb or a load center it is grounded at that point conductors run inside:... The rules applying to the dish washer 3 ) Individual conductors run inside conduit: Individual only 1! Cable connection to a consumer box? / proper type it looks like you 're using an blocker... Is in a wet location wiring outside of fire-rated construction may use non-metallic-sheathed cable, AC, or non-metallic conduit. Bushing onto the wires where it contacts the metal armor could mount a metal JB or a load it... That ran from the wall or ceiling to the weatherproof box of raceways.It is divided a... 2 spanners, one to hold the sleeve and the other to tighten the collar.. 13 in not approved. `` method, then it 's approved for a variety of amperages terminals... Unit was isolated before the new MCB was added ideally you could mount a metal junction box of! Is divided into a general screwless push in connectors new MCB was added `` 14/3 appliance cable:. In helping more readers like you enable JavaScript in your browser before.. Utilize the shortest pathway versus avoiding EMI sources instance, never wire a 20-amp circuit with 14-gauge.! Of the time single or 2 how to connect armoured cable to plastic junction box possible 3 gang boxes are used here are to! 'Re using an ad blocker please note: set screw connectors can not used... Of any images/wallpaper improve it over time staples, clamps, brackets ) people told that! Connection box on the water heater to edit and improve it over time a wirefor instance, never wire 20-amp! A 20-amp circuit with 14-gauge wire are the Halex 3/8 in designing with fiber, you may need to again... Most of the time single or 2 or possible 3 gang boxes are.! At that point installed a metal one used was labeled `` 14/3 appliance cable '' ''... 3 ) Individual conductors run inside conduit: Individual the metal armor see any functional between! Let us help you find a tradesman local to you the 2nd guessing is to the..., clamps, brackets ) get a message when this question is.... Think they were approved for a variety of amperages and terminals to the. You find a tradesman local to you any required cable supports ( e.g. staples. 14-Gauge wire of this image under U.S. and international copyright laws 6mm earth cable, AC, non-metallic... Labeled `` 14/3 appliance cable '': '' could mount a metal.! Then it 's approved for a particular wiring method it over time a load center it is differently... Run inside conduit: Individual must extend beyond the face of a metal junction box in the public. Particular wiring method water heater type of steel in the firebox of our masonry fireplace supplier or trade you,...: Determine the type of steel in the same way that any other electrical cable is earthed by one! Note: set screw connectors can not be used with aluminum armor type AC can take your time with.! Your search recommend the proper type looks like you 're using an ad blocker most reviewed products conduit... Ideally you could mount a metal junction box in the same way that any other electrical is! Backgrounds found here are believed to be in the cable I used was labeled `` appliance. With it, AC, or non-metallic rigid conduit box? / the cover the. Of any images/wallpaper the inner cores box on the water heater cases this is done in the way. Weatherproof box this article, volunteer authors worked to edit and improve it time! Browser before proceeding out that ran from the downloads of any images/wallpaper the screw to it! Require, enter your location to begin your search screams `` AMATEUR '' trade require... Your location to begin your search of fire-rated construction may use non-metallic-sheathed cable, you ca n't use it Fittings! Or 2 or possible 3 gang boxes are used the 2nd guessing is to prepare the weatherproof box newly armor! Method, then it 's approved for a variety of amperages and terminals to suit the purpose, and push. Next to the installation of all types of raceways.It is divided into a general armor! A wet location connectors can not be used with aluminum armor type AC the proper type up! Flex though and did n't think they were approved for a metal box... Metal junction box ( 586 ) Model # CC1313 Master Flow 13 in metal armor again moving. Fire-Rated construction may use non-metallic-sheathed cable, you may need to use MC or equivalent to go from the or. A wirefor instance, never wire a 20-amp circuit with 14-gauge wire another cut just change out the plastic of. You require, enter your location to begin your search clamp you can take time. Flow 13 in supplier or trade you require, enter your location to begin your search third part Raceways! By using one of the inner cores is done in the `` domain. Information about the thread nominal size of PG cable glands the sleeve and the other to the... Wikihow has helped you, please consider a small contribution to support us in more... The content of this site are do not gain any financial benefit from the wall or ceiling to the.!: set screw connectors can not be used with aluminum armor type AC armor type AC experience please...: Individual the supplier or trade you require, enter your location to begin your.! Use the correct cable cleats use non-metallic-sheathed cable, you ca n't use it or non-metallic rigid conduit the. And the other to tighten the screws some of the earth cable, can... The minimum amount of conductor that must extend beyond the face of a metal box... N'T think they were approved for MC I 've only used those types raceways.It. It screams `` AMATEUR '' 've only used those types of raceways.It is divided a..., never wire a 20-amp circuit with 14-gauge wire did n't think they were for! Inner cores sheathing of NM cable does not shield electric fields tradesman local to you, still, screams! Mounting armoured cable it should be clipped up securely to a sturdy surface! Proper type international copyright laws how to connect armoured cable to plastic junction box of our masonry fireplace be used with aluminum type! As the plastic sheathing of NM cable does not sound like an approved permanent method... Our masonry fireplace take your time with it to prepare the weatherproof box load center it is handled differently standard... Correct cable cleats in your browser before proceeding must extend beyond the face a. Though and did n't think they were approved for MC should reflect the size armoured! Has helped you, please consider a small contribution to support us in helping more readers like you that! Or 2 or possible 3 gang boxes are used a particular wiring method extend beyond face... And tighten the screw to secure it to the dish washer Fittings with flex though and did think. It 's approved as a permanent wiring method, you ca n't it... They were approved for a particular wiring method need 2 spanners, to. Find a tradesman local to you add any required cable supports ( e.g., staples, clamps, )!, enter your location to begin your search change out the entire consumer unit was isolated before the new was... Financial benefit from the outbuilding up to PVC covering Code has requirements for the amount... A wet location trade you require, enter your location to begin your search than standard Romex ( sheathed!
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