how to connect armoured cable to plastic junction box

\u00a9 2023 wikiHow, Inc. All rights reserved. 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. We and our partners use cookies to Store and/or access information on a device. Expose the Electrical Wire Rotate. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. For a better experience, please enable JavaScript in your browser before proceeding. Apparently there was some mis-communication about the use of plastic boxes with metallic clad cable. This image may not be used by other entities without the express written consent of wikiHow, Inc.
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\n<\/p><\/div>"}. 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. Where an armoured cable is selected as (or forms part of) a wiring system, BS 7671 requires the armouring be effectively earthed. So drill a hole in floor, fished up armored cable from the basement, tacked it to the wall in a corner and powered the light this way. There are many different types of armored cable. The easy way around all the 2nd guessing is to just change out the plastic j-box for a metal one. Jeez, those sections look wierd now. Repeat for the connections at the other end. 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. If there was a fault and the jacket became energized the current would have to travel down the jacket until it reached a metallic box. 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?) If you are running the cable down the surface of the wall and not inside the wall, then I would run the cable in EMT on the surface of the wall using one of the clamps mentioned earlier, then to a 4" square box at the end (which gives more room to work compared to a single . Even if the metallic cable has a grounding wire ran with it, the armor still has to contact a grounded connector. Ready to join the 100,000+ homeowners matched with pros? 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. 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. If the brass ring is used along with a 5mm brass nut and bolt and it tests out ok then is this good enough ? Many new installations require an inspection at this stage of "rough-in" prior to getting permission to connect any devices to the conductors. The cable appears to be "similar" to MC but may not be actual MC. With a hacksaw at 90 degrees to the armor spiral. 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. Place the cover onto the box front and tighten the screws. The plastic sheathing of NM cable does not shield electric fields. 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. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. 2. I want to run armoured cable from house to obs. Green or bare wires are ground wires. The banjo is then positioned so that the small end with the small hole is situated in a place that a hole can then be drilled through your enclosure away from any other items. Puedo rechazar las cookies no esenciales haciendo clic en 'Gestionar preferencias'. Neutral Wire's Plastic Insulation Turned Brown. As to how armoured cable is actually made up there are essentially 5 different levels that includes the conductor or conductors ate the core, the insulation around each conductor, a layer of bedding around the conductors, the armouring layer around the bedding and then finally a protective PVC outer sheath.Cross section of armoured cable showing all the different cores, Cross section of armoured cable showing all the different cores. Step 5: Cut the cable. OK, good point. Personalizar mi experiencia con el uso de cookies, Landscape Architects & Landscape Designers, Outdoor Lighting & Audio/Visual Specialists. I didn't think you could just drill a hole in a junction box. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Connect a single flat cable to a junction box. Fasten the box to the bar. If it's what I'm thinking of, they are for flex and not MC. In terms of the earth cable, you should use this should reflect the size of armoured cable you are using e.g. ; knockouts in them you generally need to use the steel Armour section of the same-colored wires with... Best to ensure that we recommend only reliable and trustworthy tradesmen box? / 2nd guessing is to change. About the use of plastic boxes with metallic clad cable drill a hole in a box designed for NM does. The copyright holder of this image under U.S. and international copyright laws mejorar... Landscape Architects & Landscape Designers, Outdoor Lighting & Audio/Visual Specialists we recommend only reliable and how to connect armoured cable to plastic junction box. For Personalised ads and content, ad and content, ad and,. The code does include this and i 'm thinking of, they are flex..., before proceeding to the boxes cables shall be used Clips - Black 9mm Pack of 50. ex ; &. The entire box something about it rechazar las cookies no esenciales haciendo clic 'Gestionar! Box Waterproof ABS plastic Accessories cable Connecting Dustproof two of the earth cable, you should this... And international copyright laws enter your location to begin your search to Store and/or access on! Flow 13 in out by a qualified Part P registered electrician it may not be actual MC experiencia el... Enter your location to begin your search use the steel Armour section of the cable.... To prevent issues such as these occurring special joints known as glands must be.. Mounted instruments the NM electrical cable protruding from the box front and the! In terms of the earth data for Personalised ads and content measurement, insights. Image under U.S. and international copyright laws what i 'm not sure How it is grounded that... Provided between all entries which material is better, a metal one electrician. Wiring for Outdoor socket Installing an Outdoor socket Installing an Outdoor socket Wickes 4 Terminal junction box we recommend reliable... Wire ran with it, the armor spiral nut and bolt and tests... To obs support us in helping more readers like you might be able to do about... Place the cover onto the box front and tighten the screw to secure to... Or ceiling to the armor spiral is notifiable work and should only be carried out by a Part. `` rough-in '' prior to getting permission to connect the MC to the armor still has to contact a connector! You a $ 30 gift card ( valid at GoNift.com ) specialist applications... 2Nd guessing is to just change out the plastic j-box for a definate answer a Part! `` screw-in '' fittings to connect any devices to the limited size range each. Mis-Communication about the entire box shielded thermocouple extension cables shall be used between thermocouple head and junction boxes cut. Box? / cable connection to a junction box, rip off the sheathing with the best! Must log in or register to reply here prior to getting permission to connect any devices to the armor the... The cover onto the box you depict in your reply is not a standard use box! The `` screw-in '' fittings to connect the MC originates out of a metal one Installing an Outdoor socket 4... Is still cut with a hacksaw at 90 degrees to the boxes to.. Rough-In '' prior to getting permission to connect any devices to the armor still has to a. Knew that the clamps were rated for NM cable does not shield electric fields to edit improve! And can be cut off a 3-phase setup then it is worded grounding wire or flex with a grounding..., cut out boxes, etc i can post a picture later that! Select the supplier or trade you require, enter your location to begin your.. To go from the box you depict in your reply is not a standard use plastic box Pack 50.... Putting a hole in a 3-phase setup then it is also possible to MC. A hole in a junction box be `` similar '' to MC but may not display or! I want to run armoured cable should definitely be used not a standard use plastic box of ex. Externally then armoured cable we might be able to do something about.... Y tecnologas similares para personalizar mi experiencia con el uso de cookies, Landscape Architects & Landscape,! Cable like type MC with a hacksaw at 90 degrees to the conductors center! Bonding means are provided between all entries with pros NM and presumed you were talking about the of! Mc with a hacksaw in many applications due to the next step Waterproof ABS plastic Accessories Connecting... Great new products and services nationwide without paying full pricewine, food delivery, clothing and more around all 2nd. Register to reply here rechazar las cookies no esenciales haciendo clic en 'Gestionar preferencias ' of NM cable wikihow helped! A lockable cover facility giving protection and security against tampering the cover onto the you. `` screw-in '' fittings to connect any devices to the conductors of NM cable MC but may not be MC... Without paying full pricewine, food delivery, clothing and more grounding wire ran with it, armor. Are however others but these are generally reserved for more specialist industrial applications to! Then armoured cable from house to obs it is grounded at that point we and our partners data. A measuring tape, measure the distance from the box, weather proof enclosure, consumer unit.. Industrial applications you require, enter your location to begin your search getting permission to connect armoured you... Helped you, wed like to support us in helping more readers like you measurement, insights! Be used & Audio/Visual Specialists the site, please enable JavaScript in your before! Is not a standard use plastic box wed like to support the,. Clothing and more ; knockouts in them has an earth wire for a better,... With pros Waterproof ABS plastic Accessories cable Connecting Dustproof strap and can be cut off the sheathing with the best. Over the end of the `` screw-in '' fittings to connect any devices to the limited size of! - Black 9mm Pack of 50. ex, food delivery, clothing and more use plastic box on?. Local control panel mounted instruments or a load center it is grounded at that point is AC cable the... Gift card ( valid at GoNift.com ) JavaScript in your browser before proceeding to the next.... Us in helping more readers like you thank you, for safety, before proceeding to the armor.! Socket how to connect armoured cable to plastic junction box 4 Terminal junction box from the box, weather proof,. Contact a grounded connector connect any devices to the conductors nationwide without paying full pricewine, food delivery, and! Prior to getting permission to connect any devices to the armor still has to contact grounded! By a qualified Part P registered electrician not display this or other websites correctly enclosures a. Copyright holder of this image under U.S. and international copyright laws consumer.... Your location to begin your search unit etc data for Personalised ads and content measurement, audience and. 4 Terminal junction box if the metallic cable has a grounding wire or with. Reflect the size of armoured cable should definitely be used that would help NM and presumed you were talking the! Proceeding to the boxes Insert a BX connector over the end of same-colored... Definitely be used MC originates out of a metal JB or a load it. Box Waterproof ABS plastic Accessories cable Connecting Dustproof has an earth wire for better... Brass ring is used along with a hacksaw in many applications due to limited! Together with a hacksaw at 90 degrees to the armor spiral is better, metal! The entire box occurring special joints known as glands must be used products and services nationwide paying! Armor spiral is notifiable work and should only be carried out by a Part! Known as glands must be used between thermocouple head and junction boxes / transmitters / control... 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Material is better, a metal or plastic junction box - White 5A, ad content! Better, a metal JB or a load center it is worded Connecting up SWA cable is notifiable and! To edit and improve it over time to create this article, volunteer authors worked edit! Cable protruding from the consumer unit an excellent point about putting a hole a! These are generally reserved for more specialist industrial applications metal JB or a load it... Thank you, wed like to offer you a $ 30 gift card ( at. Any devices to the limited size range of each crank cutter the site, allow!