how to connect armoured cable to plastic junction box

\u00a9 2023 wikiHow, Inc. All rights reserved. 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. The outer steel wire should also be connected to earth via the glands fitted at each end. I attached the green wire to the ground screw on the receptacle in the metal j-box the other end will combine with the other two grounds in the plastic j-box, and then attach to the ground screw on that receptacle. Oh,it might pass. "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?) 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.". 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. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. What if the BX cable is in a wet location? The issue would be the ground. 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. 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. The plastic sheathing of NM cable does not shield electric fields. 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 ? Where an armoured cable is selected as (or forms part of) a wiring system, BS 7671 requires the armouring be effectively earthed. Unless it's approved as a permanent wiring method, you can't use it. I think that the intent is to have maintain ground connection of the metallic raceway when a plastic box usually insulates between two kos. Apologies, but we don't seem to have a video for this project yet, but we will do our best to get one up soon. I have purchased 1.5mm armoured cable to connect from externally mounted junction box to 2 bulk head lights in the garden. Step 2: Check the gland pack. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. The third part, Raceways, includes the rules applying to the installation of all types of raceways.It is divided into a general . Interesting question regarding bonding. If for example you are using a 3-core cable but you need all 3 inner cores for other uses e.g. Installation of cable glands must be carried whilst following the appropriate codes of practice, local regulations and in accordance with manufacturer guidelines. Some types may work for several cables types, others may be prohibited. Tightening collar nut using spanner. All the content of this site are do not gain any financial benefit from the downloads of any images/wallpaper. In terms of the conductors (the charge-carrying copper wire), domestic armoured cable comes in a range of different cores including 1 core, 2 core, 3 core and 4 core and 5 core to suit different install situations. Thanks. Steps in splicing aerial tap joint. All project content written and produced by Mike Edwards, founder of DIY Doctor and industry expert in building technology. 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. Jeez. If the manufacturer doesn't say it's approved for a particular wiring method, then it's not approved.". If youre only doing 1 cable, you can take your time with it. I have located all the items at Screwfix. ex. 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? 1. As a small thank you, wed like to offer you a $30 gift card (valid at GoNift.com). MC and AC cables may have very similar appearance. Our enclosures provide a lockable cover facility giving protection and security against tampering. Washing machine hook up box above counter top??? Be sure to obtain any necessary electrical permits, even if your jurisdiction allows the work to be done by a non-licensed electrician. All tip submissions are carefully reviewed before being published. VAT 14.16 qty . Place the wires in crossed position intersecting about 5 mm from the insulation of the tap wire and the main wire. "Flex" is flexible spiral conduit (aluminum or steel) that does not have wire in it already and comes in various sizes. Many new installations require an inspection at this stage of "rough-in" prior to getting permission to connect any devices to the conductors. Low smoke and toxic and corrosiand. Required fields are marked *. Take a hacksaw blade and cut a ring around where you want it cut. The cable appears to be "similar" to MC but may not be actual MC. The included wiring is black, white and green, solid 14 ga. 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.