armored cable extending from the appliance should be connected directly to the junction box. Cable Gland Installation Guidelines. To create this article, volunteer authors worked to edit and improve it over time. If there is damage, you may need to try again by moving back and redoing another cut. Many new installations require an inspection at this stage of "rough-in" prior to getting permission to connect any devices to the conductors. 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. You are using an out of date browser. Two Core Armoured Cable but Plastic Consumer Unit. Steps in splicing aerial tap joint. I am far more concerned that a run ground conductor is going to be required to use any metallic method so ground can be picked up, and that an approved cable be used. 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! JavaScript is disabled. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Can Conduit Fittings be returned? ins.style.display='block';ins.style.minWidth=container.attributes.ezaw.value+'px';ins.style.width='100%';ins.style.height=container.attributes.ezah.value+'px';container.appendChild(ins);(adsbygoogle=window.adsbygoogle||[]).push({});window.ezoSTPixelAdd(slotId,'stat_source_id',44);window.ezoSTPixelAdd(slotId,'adsensetype',1);var lo=new MutationObserver(window.ezaslEvent);lo.observe(document.getElementById(slotId+'-asloaded'),{attributes:true});When running any electrical cables externally any cable thats used has to be both safe for use outside and able to resist the elements and also needs to be able to resist any potential damage, especially if it is buried underground. Show more abrelectric 5K views 6 months ago BX Wiring: Top 5 Issues | Jesse. You can easily find spools of BX cable up to 1,000 feet long. I suppose I could have used a metal box in the wall, but I had already installed a plastic one before we made the decision on the gas insert and it just seemed easier to bore a hole in the side and attach the (MC?) This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. To create this article, volunteer authors worked to edit and improve it over time. 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. Solution. Remember to bring an earth tail wire out to earth the box and the SWA armour though. The short aluminum "wire" is the bonding strap and can be cut off. In the majority of cases when installing armoured cable it is to run from a property outside to supply either a garage, shed or other outbuilding or to supply an exterior waterproof plug socket box. Find junction boxes for a variety of amperages and terminals to suit the purpose, and screwless push in connectors. You can do that as long as you use the correct cable clamp to secure the cable to the box. Please can someone recommend a junction box to suit both the armoured cable and 2.5mm or similar solution? These cables are used mainly for digital audio connections between devices. 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. I ended up running the AC cable into a metal box, and then brought romex out and into the plastic box. Thanks for the prompt advice. Traditionally with a twisted copper cable network, you would take into consideration . 15 Apr 2009 #2 you need to specify if the cable has an earth wire for a definate answer. 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. Mike makes an excellent point about putting a hole in a box designed for NM cable. 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 I assume those will be OK. Say the metallic cable was 100 ft long and the short happened at the end near the plastic box, the fault current would have to back track 100 ft to the metal box and then 100ft down the grounding wire. In terms of the earth cable, you should use this should reflect the size of armoured cable you are using e.g. All project content written and produced by Mike Edwards, founder of DIY Doctor and industry expert in building technology. Many inspectors will want to see the "listing label" for your cable so they can verity that it conforms to the code requirements and standards for cable construction. 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. Fasten the box to the bar. I've been told by a CEU instructor that it is Code compliant to terminate MC cable in plastic JB's. Is BX cable required in NY in a one-story church assembly area? Be sure to obtain any necessary electrical permits, even if your jurisdiction allows the work to be done by a non-licensed electrician. Never overload a wirefor instance, never wire a 20-amp circuit with 14-gauge wire. Select the supplier or trade you require, enter your location to begin your search. The very last job for our electrician now is to connect the other end of the armoured cable into the consumer unit on its own MCB. This image may not be used by other entities without the express written consent of wikiHow, Inc.
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\n<\/p><\/div>"}. (18) 1.25. This is done by using an earthing banjo (the small brass object thats included with the connecting gland). wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Supply wiring for outdoor socket Installing an Outdoor Socket . Light fixtures can be supported by metal junction boxes; plastic junction boxes will break under the weight. I am laying some armoured cable (specification for direct burial) to replace the horrendous bodge that some previous owner installed to power the pond pump, and also to provide an extra outside socket. Yes, it is best to use a storm gland for outdoor use. 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. I don't understand your comment about 100 ft up and 100 ft back. Earth Pit Plastic 24.24. That is AC cable so the sheath is the ground. 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. Personalizar mi experiencia con el uso de cookies, Landscape Architects & Landscape Designers, Outdoor Lighting & Audio/Visual Specialists. Once the gland sleeve is fixed in place, secure the enclosure to the install location (in this case inside the porch) by screwing through the rear of the enclosure using 8 x 32mm wood screws. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. When it comes to surface mounting armoured cable it should be clipped up securely to a sturdy solid surface using the correct cable cleats. Thanks to all authors for creating a page that has been read 79,772 times. Seems like it would be a straight shot to me but maybe I'm not seeing something. 314.3 Nonmetallic Boxes. If you'd like to support the site, please allow ads. 1. MP-AP uses the armor for an EGC. The cable appears to be "similar" to MC but may not be actual MC. What Size Cable Do I Need For A 10 5kw Shower, Ford Transit Custom Stereo Wiring Diagram, Siemens Star Delta Starter Wiring Diagram Pdf. When our new furnace was recently installed the electrician ran cable that looks exactly like in this picture, however where it mated to the metal box it used a cylindrical fitting that appears to screw-on over the outside of the cable since I don't see any other obvious attachment mechanism. IMHO, if the MC originates out of a metal JB or a load center it is grounded at that point. Can you connect Romex to BX? Knockout Non-Metallic Push-In Connector (100-Pack) with 161 reviews and the with 138 reviews. my memory aint what it used to be!) All Conduit Fittings can be shipped to you at home. 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. For a better experience, please enable JavaScript in your browser before proceeding. If the pictured fitting won't screw into the cable please recommend the proper type. Local jurisdictions may interpret such rules differently. It is also slightly more difficult to install, as cutting the metal sheathing takes slightly more time, than cutting NM cable. 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.. 5 Repeat the process at the other end of the cable. 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. 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! Location under a stairwell made impossible to fish the cable through walls & ceiling. As far as the plastic or metal box goes, I don't see any functional difference between them for this application. I went and looked, it was the 1999 when boxes were section 370 and dashes were still used. Then bend and break the metal off. Squeeze the handles on the cable cutter to secure the armored cable in the cutter. 130 Points 63 Location Pennsylvania Jan 6, 2019 #2 That is AC cable so the sheath is the ground. 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 ? The bottom of the joist is effectively in tension like a rope while the top is in compression. You generally need to use MC or equivalent to go from the wall or ceiling to the connection box on the water heater. "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.". In the example below we are going to run through whats involved in running an armoured supply cable from a property out to an outbuilding via an exterior weatherproof enclosure in a porch. those boxes dont have those 1/2" knockouts in them. Likewise if there is also a chance that it could get damaged by impact force e.g. 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. A suitable strain relief must be provided to . {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/c\/c1\/Use-Armored-%28BX%29-Electrical-Cable-Step-1.jpg\/v4-460px-Use-Armored-%28BX%29-Electrical-Cable-Step-1.jpg","bigUrl":"\/images\/thumb\/c\/c1\/Use-Armored-%28BX%29-Electrical-Cable-Step-1.jpg\/aid1662092-v4-728px-Use-Armored-%28BX%29-Electrical-Cable-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":" \u00a9 2023 wikiHow, Inc. All rights reserved. It looks like you're using an ad blocker. Modern conduit is made of rigid metal that can be bent into elbows, plastic that includes pre-bent elbows, and flexible metal and plastic ENT materials. I knew that the clamps were rated for NM and presumed you were talking about the entire box. I actually don't remember which edition of the NEC this was clarified. You can create your listing free at DIYnot Local. Jeez, those sections look wierd now. This may seem like a lot but then if you consider the potential for damage that could occur from any number of install situations and from the elements and the potential injuries that could result if the cable is compromised in any way then the number of layers is about right. --Bertrand Russell. If you plan on installing outside sockets or running power supplies to sheds or outbuildings then using SWA cable is certainly the way to go. A metal box can be grounded by AC or metallic conduit, but a plastic box needs a run ground conductor. Place the box in the hole and pull the cable clamp into the hole and put the lock nut on and tighten. We and our partners use cookies to Store and/or access information on a device. Armoured cable pushed into sleeve up to PVC covering. 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. With the hole created the next job is to install the gland in the base of the weatherproof enclosure. Finally, strip the coating from the wires with the wire stripper . 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