event.preventDefault(); it did seem very stupid. I'm using 1.5mm 3 core armoured cable. Put the banjo on the gland before you screw it into the treated entry. Aha spin yes it is, but the boxes I have here need a reducer which puts a space of just too far between the banjo and the box for me to be able to bend it or spacer it and it still looks good. If the brass ring is used along with a 5mm brass nut and bolt and it tests out ok then is this good enough ? These piranha nuts - do they fit onto the armoured cable before the gland ? You can terminate the SWA cable in either a plastic of metal box using an SWA gland and earth ring (banjo) and the third wire should also be earthed. 3-Core SWA Armoured Cables are live, neutral and earth, unlike 2-C ore. Three core cable is for Class I or Single Insulated which must have earth connections. $("#local-search-services").val($("#local-search-services-req").val()); Select the supplier or trade you require, enter your location to begin your search. :). .....does that all sound ok and within regualtion guys.? Good Morning Thread - Come say good morning, tell us what you've got on today. SWA cable can be bent around any angle as long as the radius of the bend isn't too tight. http://www.tlc-direct.co.uk/Main_Index/Earthing_Index/Piranhna_Earth_Nuts/index.html, (You must log in or sign up to reply here. 4mm Fly lead from gland to DB-1's earth bar along with the 3rd core. The steel armor at a minimum should be earthed at distribution end. ), Terminating a Socket - Red, Black & Earth Wire, Safely Terminating Live Cables - Help pls. Hi I have a question that im pondering on for a few days now. You are using an out of date browser. So thinking on a putting the SWA into a box, Then using the same size twin and earth 6mm in a bit of plastic conduit with plastic grommits glans int the CU. and gland the SWA into the CU direct. This would leave my Steel Wires unearthed. $( "#local-search-error" ).hide(); $( "#local-search-error" ).show(); Simples! or use a metal CU to comply with latest regs. However - I am terminating outside to a plastic box - new fangled pre threaded Wiska boxes, which are very nice but I have no way of securing my banjo and linking it at this end. Bend it and lug a 4mm g/y, and then put that through a stuffing gland into the box. or if you are doing it yourself you can find suppliers local to you. Single insulated conductors inside metal containment, so the metal containment needs earthing just as metal trunking or conduit containing single insulated singles does. $( "#submit-search" ).blur(); }); SWA cable can be bent around any angle as long as the radius of the bend isn't too tight. Treminate SWA as normal at opp end of box ensuring that you've stripped enough off the outer insul to allow the internal cores to go right therough the ad box and in to DB-1 connections. It may not display this or other websites correctly. $("#local-search-form").submit(); conductive part. don't you just love those earthing nuts ( or should we call them bonding nuts depending on the exact usage)? :). 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. And the cable would have a big curve from the corner ass it crossed into the CU.? You can create your listing free at DIYnot Local Discuss SWA and Plastic Boxes in the Electrical Forum area at ElectriciansForums.net, Reply to SWA and Plastic Boxes in the Electrical Forum area at ElectriciansForums.net. Date published: 2020-08-13 Rated 5 out of 5 by Midlifecrisis from Hassle free SWA earthing A brilliant bit of kit for providing a secure and neat solution for SWA earthing. So will do the installation and test and inspect myself. "water only flows uphill to money". } This earthing is in case the cable is damaged, the armor is never used as the earth on the circuit. Good Morning Thread - Come say good morning, tell us what you've got on today. For a better experience, please enable JavaScript in your browser before proceeding. However - I am terminating outside to a plastic box - new fangled pre threaded Wiska boxes, which are very nice but I have no way of securing my banjo and linking it at this end. Discussion in 'Electrics UK' started by jaguar1, 15 Apr 2009. well i had this problem one day where installing swa and a plastic box with rubber over the holes. You can terminate the SWA cable in either a plastic of metal box using an SWA gland and earth ring (banjo) and the third wire should also be earthed. Try this link. I'm using 1.5mm 3 core armoured cable. You can just pirana nuts for termination into plastic - they are quite nifty! This would leave my Steel Wires unearthed. Multi core swa cable, is a cable with two or more cores: 2-Core SWA Armoured Cable is live and neutral for Class II and Double Insulated appliances which do not need earth connection. Welcome to the Canadian Electrical Advice Forum ElectriciansForums.net, feel free to head straight to the Canadian Electrical Forum here: One of these cores is a lovely earth.  . JavaScript is disabled. Am i allowed to Install an Electric Gate? Am i allowed to Install an Electric Gate? We are back to the discussion about the fact that SWA has single insulated conductors surrounded by a plastic filler or plastic yarn with wire wrapped around them covered with a plastic sheath. if ((!$("#local-search-services-req").val()) || (!$("#local-search-location-req").val())) { 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. ...just my 6mm SWA comes up into the corner, and my consumer unit looks rubbish snug up to the corner of the wall, and I don't even know if thats allowed? $("#local-search-location").val($("#local-search-location-req").val()); }); The cable is 3 core so one core will be the earth , but what if it was 2 - core ? Thanks Telectrix. thanks for your feedback. Also the earthing screw allows you to earth the fitting and the armouring with assurity and ease. can't see how a hole plugged with a bolt compromises the IP integrity especially if it's at the bottom. Oh clart......theres ny answer - use a brass bush, bango outside in a metal box..... least i knew it needed bonded one end, Wiska make an earth bar especially for their boxes. At tother end (DB-2) same again but minus the fly lead as it's only needed at source. Are you a trade or supplier? Aye - all noted and thanks to all - but I'm going to adapt my old school 4 x 4 plain boxes and use my banjos. even if you are not using the armour as the earth, you need to earth it as it is an extraneous (or is it exposed? would do just my 6mm SWA comes up into the corner, and my consumer unit looks rubbish snug up to the corner of the wall, and I don't even know if thats allowed? If the cable is being glanded at one or both ends the method of putting the earth tag inside enclosure and bending same to connect bonding. If you need to find a tradesperson to get your job done, please try our local search below, Wiring, Theories, Regulations, Certification, Electrical Wiring, Theories and Regulations, People Seeking Electrical Jobs / Employment, COViD-19 / Coronavirus Community Help Forum. } else { One of these cores is a lovely earth. return; $('#local-search-submit').click(function() { .......so the 3rd emendmant regualtion for metal boxes is only concerning Consumer Units then is that correct.? For a better experience, please enable JavaScript in your browser before proceeding. i just added the gland and added into the connection block. It may not display this or other websites correctly. Discuss what box to terminate SWA cable in the Electrical Wiring, Theories and Regulations area at ElectriciansForums.net, Reply to what box to terminate SWA cable in the Electrical Wiring, Theories and Regulations area at ElectriciansForums.net.