} Can I use a "compliant connector" or do I need to run a whole new ground wire? width:100%; It only takes a minute to sign up. (1) Splicing of the wire-type grounding electrode conductor shall be permitted only by irreversible compressiontype connectors listed as grounding and bonding equipment or by the exothermic welding process. The wiring plans calls for me to run a single ground from my inverter and then do an irreversible splice to run to each array. Irreversible Crimp Connectors 250.64 (C) (1) | Mike - Mike Holt's Forum . } They all must be tied to each other. STANDARD WITH TAPERED END BARREL. The 243 Series Micro PUSHWIRE Connectors are specifically designed for low-voltage installations. Here is a glimpse of Burndys Solutions for the different Markets. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. Thanks for contributing an answer to Home Improvement Stack Exchange! .profile-card-4 .card-body{ What tests can I perform to figure out if a wire is my Grounding Electrode Conductor? border-radius: 50%; YS-T MODEL. If you ask a seasoned electrician how many No. float: left; Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. .profile-card-1 h2 { and (min-device-width: 768px) background-color: #e3173e; border: 1px solid #e3173e !important; To calculate the overall star rating and percentage breakdown by star, we dont use a simple average. Also that grounding rod will be tough to drive into the ground. .profile-card-3 .icon-block a{ It is legal to have more than one grounding rod/point. He would always loosen the burndy to insert his ground wire and wasn't talented enough to tighten it back up. Amazon.com: Underground Splice Kit transform: translate(-50%, 0%); There is a product available that at first glance appears to be the cure-all for so many NM cable woes, such as when a NM cable is too short to reach its destination. It just raises the voltage for a small area of the earth around the electrode to the voltage on the service grounded conductor. font-size: 16px; border:none; How can I explain to my manager that a project he wishes to undertake cannot be performed by the team? } display: block; height: 10px; background-color: #ffffff; -webkit-transform: scale(1.1); display: block; 50% { Charlie loves spreading his hard-won DIY experience with the world via this blog. Terminals 6 TO 8 AWG BUTT SPLI CE VYL.INS (ED-662X), 8 to 6 Ga. Step-Down Butt Splice Terminals - (Pack of 10), Ilsco SPA-250 AL MEC SPLICER 250-6 T UL CSA, Silver. color:#fff; &:before { Wire splicing and pigtailing are allowed in a breaker panel and expressly permitted by NEC 312.8 (A). transition-duration: $duration; Perfect for distribution applications thanks to mounting carrier. transform: scale(2.8); Air Break Distribution Switches. This can be an ideal setup that allows the electrical contractor to get the job done quickly while making a fair profit. Occasionally you will see a case where two (or more!) height:368px; adding a ground wire to a 2-wire breaker panel. Can you extend a #10 bare copper ground with a irreversible crimp? .profile-card-4 .card-text{ .profile-card-4 h5{ overflow: hidden; These connectors are based on either compression or mechanical set-screw technologies. border: 1px solid rgba(0,0,0,.125); The Best Way To Run Wires Along (Or Through) Ceiling Joists, Bubbles In Epoxy Flooring: Why This Happens (& How To Fix It). (3) Bonding jumper (s) from grounding electrode (s) and opacity: 0.9; width:100px; Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. So far, we have described the perfect conditions for wiring a room addition in a snap. height: 30px; Partner is not responding when their writing is needed in European project application. Short of measuring each connection, splice, pigtail, and tap, how will you know if you have used more percentage of space than you should in the breaker panel? font-weight:600; width:100%; float:left; @Johnny There's nothing in the NEC about driving a second grounding rod into the ground and securing the remaining length of grounding wire to it. .profile-card-4 .card-img-block{ Burndy is a proud member of the Hubbell family. Here are five of the most radical changes found between the covers of the 2023 National Electrical Code (NEC)! Pictured is not a legal splice. Also welcome to Diy.SE! left: 0; } Read more. width: 30px; You need to look at the whole installation to see whether the wire in question is serving as a GEC. display: block; border: 1px solid #cccccc; position: relative; In the case of correcting a double-tap, when extending wires and when moving circuits, splicing and pigtailing are necessary. /*transform: scale(1.1); The best answers are voted up and rise to the top, Not the answer you're looking for? padding: 15px 25px; border-radius:5px; We've added a "Necessary cookies only" option to the cookie consent popup. text-align: center; Then drive the grounding rod into the ground very close to the grounding wire with 3 inches of rod protruding from the ground, and then use the grounding rod nut and insert the grounding wire into the side without the screw/bolt. height: 35px; Because for some unknown reason CMP 5 seems to think that a GEC is more important than an EGC. } } } NM Cable Splice Kits Part I [Earlier Code cycles]. 5.0 out of 5 stars 4. Morris Products UF Direct Burial Electrical Splice Kit - Includes Brass Connector, Heat Shrinking Tube - 14/3, 12/3 Min, 8/3 Max - Moisture-Proof Electrical Connection - Submersible, Raintight 4.3 (221) $1855 - $7690 FREE delivery Gardner Bender HSB-28 Cable Splice Kit, 8-2 AWG, Black 4.6 (756) $1124 $12.35 } height:150px; Please wait, preparing to download your file. Irreversible connections for ufer | Mike Holt's Forum .profile-card-1 .icon-block{ border-radius:3px; Solid wire and crimping | Mike Holt's Forum animation-delay:$duration; width: 30px; Consultants Thompson Learning lists the extract on their website: 312.8 Switch and Overcurrent Devices Enclosures. } font-size: 12px !important; You will need to leave the usual amount of spare wire that any junction box splice requires, e.g. 1 Answer Sorted by: 3 You can make that splice in any junction box. } font-size: 6px; } overflow: hidden; &:before { A quick look through the various markets we are equipped to cater to: browse Burndy Markets, .card { width: 100%; 600 V TO 35 KV. HYGROUND Grounding Irreversible Compression Splice; Accommodates: 4/0 str. /*Profile Card 5*/ How is Jesus " " (Luke 1:32 NAS28) different from a prophet (, Luke 1:76 NAS28)? The easiest thing to do is to go to Home Depot and buy a grounding rod. It can also be used to combine multiple wires together, leaving one conductor wire to attach in the right place in the panel. } } and (min-device-width : 768px) Splices | Burndy -webkit-transform: translate(-50%, 0%); The biggest PITA I have has in my recent PV installation are irreversible ground splices. display: block; Eliminate the need to drive a new ground rod these clamps connect grounding wire to an existing flat grounding surface, such as the lid of an electric meter box. The wiring space of enclosures for switches or overcurrent devices shall be permitted for conductors feeding through, spliced, or tapping off to other enclosures, switches, or overcurrent devices where all of the following conditions are met: 1. transform: translateY(6px); That is, of course, if the correct conditions are met in . Only 14 left in stock - order soon. .profile-card-5 h4 { So, the compression connector you have used there is not a listed irreversiblecompression connector. Are there tables of wastage rates for different fruit and veg? When this is the case we are faced with the arduous task of explaining to the homeowner why we are going to have to install an unplanned receptacle or smoke detector, or even extra lighting fixture in an unconventional -or at least unplanned- location within the new addition. Can I install a ground bar in an 8x8 junction box for splicing cables? The wiring space within enclosures for switches and overcurrent devices shall be permitted for other wiring and equipment subject to limitations for specific equipment as provided in (A) and (B).. color:#d90be1; My code is GPL licensed, can I issue a license to have my code be distributed in a specific MIT licensed project? You can make that splice in any junction box. Tyco Electronic's Non-metallic splice and tap kits provide a fast and reliable method for splicing or tapping 2 wire w/ ground and splicing 3 wire w/ground non-metallic cables up to 300 volts. position: absolute; box-shadow: 0 16px 38px -12px rgba(0,0,0,.56), 0 4px 25px 0 rgba(0,0,0,.12), 0 8px 10px -5px rgba(0,0,0,.2); transform: translate(-50%, 0%); But one NEVER forgets hammering a grounding rod into the ground with a manual t-post driver. }, h1 { .profile-card-2 h5{ float:left; The origin of the wording in 250.64(C) is. opacity: .4; transform: rotate(-13deg); Only worth it if your doing this on a regular basis. Features: Irreversible Compression Ground Tap Figure 6 Can Be Used As A Tap Connector Or As A Tap Splice Connector, Four Die Sets And Eight Connectors Can Accommodate A Conductor Range From #8 AWG Solid Through 500 KCMIL Plus 1/2 , 5/8 And 3/4 IN Copper Bonded Ground Rods, UL467 Listed, Acceptable For Direct Burial In Earth And Concrete, text-align:center; height: 200px; When splicing wires in a breaker panel, keep these two things in mind: 1) A wire nut or other approved connector must be used so that the connection is safe. If necessary, splices or connections shall be made as permitted in (1) through (4): (1) Splicing of the wire-type grounding electrode conductor shall be permitted only by irreversible compression-type connectors listed as grounding and bonding equipment or by the exothermic welding process. This helps you find the products that best meet your needs. .column-2 { Splicing is permitted by irreversible compression-type connectors listed for grounding or by exothermic welding. background-color: #ffffff; z-index: -1; text-decoration:none; What type and gauge ground wire do I need when using 1/0 hot and neutral wires. font-size: 16px; What can I do about a severed grounding wire? Despite the sound of it, a pigtail has nothing to do with farming, and a splice sounds complex but can be as simple as connecting two wires together. How do you get out of a corner when plotting yourself into a corner, About an argument in Famine, Affluence and Morality, Bulk update symbol size units from mm to map units in rule-based symbology. animation-duration:1.5s; Splice large size wires without special tools . line-height: 30px; text-align: center; color:#fff; background-color:#d90be1; @keyframes shadow { .profile-card-1 i:hover { Ensure the wires you are about to splice can be spliced together and will not cause a short circuit or other problem by being joined, Strip about inch of the protective casing off each wire, Press the endpoints of the wires together so that they touch each other, Place the twist-on wire cap over the exposed wires and twist in a clockwise direction until the wire nut is tight, Gently pull the wires. position: absolute; margin: 0 0 5px; animation-name:hover; border-radius: 50%; The specific ex[], Properly sizing an SE cable installed in thermal insulation requires a careful examination of the Code. Surgency for commercial, industrial, and residential applications protects equipment by capturing surges before they cause damage. .profile-card-5{ 1 2 Next E Esthy Senior Member Nov 7, 2007 #1 Where can I find irreversible crimp connectors for solid AWG 4 and AWG 6? content: ''; What is the purpose of this D-shaped ring at the base of the tongue on my hiking boots? It is legal to splice a ground wire at ground rods Obviously. border: 3px solid rgba(255, 255, 255, 1); .profile-card-5 p{ 3 Answers Sorted by: 3 As long as the wire is sound and is joined old and new properly, i.e., not just twisted together but secured with a twist lock or crimp connector it meets code and is fine. } .profile-card-4 .icon-block{ pointer-events: none; YGHS25 Compression Grounding Splice. .thumbnail { text-decoration:none; z-index: -1; left: 50%; /*Profile card 2*/ Acceptable for direct burial in earth or concrete. Bear in mind that all three conditions have to be met to be compliant with the NEC, but none of the conditions are onerous, and with these three key pieces of knowledge, you will be able to quickly see if your breaker box is compliant and where some problems may be. Manufacturers also claim these little miracle workers are designed and approved for use in rework projects within existing structures, referring to NEC 334.40(B) as their source. .listing{ The potential on your secondary circuit is only between your service disconnect and the source, and any secondary distribution pedestals or similar that may also have an electrode. font-size: 15px; display: table; }, /* HOVER */ opacity: 1; border: 2px solid rgba(255, 255, 255, 1); border: 1px solid rgba(204, 204, 204, 0.5); So, the compression connector you have used there is not a listed irreversible compression connector. border-radius:4px; 1900pcs Non Insulated Butt Connector Kit Electrical Wire Seamless Uninsulated Butt Witproton Solder Seal Wire Connectors, Heat Shrink Butt Connectors, Waterproof Insu Teansic 1950 Pcs Wire Copper Crimp Fitting Ferrules Assortment Kit, 22-10 AWG Non-I K1 Telephone Wire Splice Connector Waterproof Uy Gel Filled Wire Button Connector O 8 to 6 Ga. Step-Down Insulated Butt Splice Terminals - (Pack of 10), InstallGear 1/0 AWG Gauge Gold Ring Set Screw Battery Ring Terminals (4 Pack), 4 Ga. } background-color: #e3173e !important; Making statements based on opinion; back them up with references or personal experience. } Knowing what pigtailing and splicing are will mean being able to identify them in a breaker box, check if they are compliant, and check that they are safe. A quick look through the various markets we are equipped to cater to: browse Burndy Markets, Features: Irreversible Compression Ground Tap Figure 6 Can Be Used As A Tap Connector Or As A Tap Splice Connector, Four Die Sets And Eight Connectors Can Accommodate A Conductor Range From #8 AWG Solid Through 500 KCMIL Plus 1/2 , 5/8 And 3/4 IN Copper Bonded Ground Rods, UL467 Listed, Acceptable For Direct Burial In Earth And Concrete, Prefilled With PENETROX Compound And Strip Sealed, Tools, Die Set Catalog Number, And (number Of Crimps): HYPRESS: Y750, PAT750-18V Tool, PU998 Die, (1), Y45 Tool, PU998 Die With PT6515 Adapter, (1), S998 Die, (1), Y46 Tool, PU998 Die With PUADP-1 Adapter, (1), P998 Die, (1), Die Index: 998 Element A, Rebar Size: #5 - #6, Ground Rod Size: 5/8 - 3/4 IN, Conductor Type: Run: Commercial Stranded Copper, Tap: Commercial Stranded Copper, Shape: 6, Conductor Size (tap Range): 3/0 AWG - 250 KCMIL, Conductor Size (run - Range): 250 - 500 KCMIL. } z-index: 9999; Replacing that language with REPAIR wiring only. .profile-card-2 .card-img-block{ opacity: .6; With the independent equipment per EN 60998 approval, the 224 Series Inline Connectors are the ideal solution for nearly all household applications and similar building installations. Click to expand. background:rgba(217,11,225,0.6); This in one place they get very picky! padding:20px; .card-body{ Irreversible splice without a crimper | Electrician Talk .profile-card-5 .card-img-block { 3. So it's really insurance for the whole, rather than the individual, at least as it relates to a surge. So if you stuck a new grounding rod Right There (assuming that's legal) and clamped both wires to the new rod using proper methods, then your run from panel to (new) ground rod would be continuous, and the run from the (new) ground to the old would be continuous. width: 100%; Your Arizona Water Operator License will expire every 3 years. float: left; ELECTRO TIN PLATED COPPER BODY. height: 100%; animation-timing-function: linear; Oh. Signal Conditioners and Current Transformers, Directions to WAGO, Germantown, WI Training, The right connector for every application, Minimal space requirements enable high wiring density, Clearly organized wiring in control cabinets and junction boxes, Connect all conductor types without preparing them, Easy-to-use operating lever for tool-free terminations, Perfect for distribution applications thanks to mounting carrier, Low insertion forces with high retention for a secure intention, The ability to combine different conductor types (i.e. transition-property: transform opacity; With a few pieces of NEC Code, some information, and a fresh look in the breaker box, it will start to make more sense. } But what about when this seemingly perfect ready-to-use NM cable whip is too short to reach the proposed location of the first outlet in the new room addition? After viewing product detail pages, look here to find an easy way to navigate back to pages you are interested in. @media only screen } } left: 5%; However, as long as you dont exceed 40% of the cross-sectional area of the breaker box, the total area of all splices and conductors doesnt exceed 75% of the breaker panel, and you have the correct labels on the enclosure, then using pigtails and splices in a breaker panel is safe and compliant. transform:translateY(-3px); I don't find then here in Tucson, they don't know even what I am talking about. Essentially a length of wire no shorter than six inches is attached to single or multiple wires so that only one wire is placed in the breaker connection and the joining of wires is handled safely. Acidity of alcohols and basicity of amines. } How do you get out of a corner when plotting yourself into a corner, Topological invariance of rational Pontrjagin classes for non-compact spaces, Minimising the environmental effects of my dyson brain. Charlie loves tinkering, seeing how things works, the outdoors and playing with power tools so is it any wonder that he's completed so many DIY jobs over the years? Grounding electrode conductors at the service, at each building or structure where supplied by a feeder(s) or branch circuit(s), or at a separately derived system shall be installed as specified in 250.64(A) through (F). max-width: 100px; Why are physically impossible and logically impossible concepts considered separate in terms of probability? border:none; Before ever attempting to provide an estimate, you must first determine how to get power from the homes existing breaker panel to the new lighting and receptacle outlets in the addition. color: #ffffff; $12.25 $ 12. Can I ground junction box directly to panel? Burndy YGS8C Hylink Grounding Irreversible Compression Splice, 8 sol (1) Splicing shall be permitted only by irreversible compression-type connectors listed as grounding and bonding equipment or by the exothermic welding process. You will need to leave the usual amount of spare wire that any junction box splice requires, e.g. } width: 120%; top: -62px; So that a NM cable accidentally punctured with a screw or nail or nicked while fishing a wall could still qualify for this splicing procedure. Sections of busbars can be connected together to form a grounding electrode conductor. text-align: center; The device is never permitted in an open stud space where drywall will later cover it during the finishing phase of a remodel, regardless of the Code cycle. If you preorder a special airline meal (e.g. position: absolute; As for the question, yes, you can definitely splice or join heavy-duty (220v/200 amp) wires instead of rewiring the entire run.You will need a heavy-duty junction box for this, but yes, there . , Manufacturer .profile-card-3 .background-block { electrical - What can I do about a severed grounding wire? - Home 50% { text-decoration:none; } Grounding electrode conductor (s) shall be installed in one continuous length without a splice or joint except as permitted in (1) and (2): (1) splicing shall be permitted only by irreversible compression-type connectors listed as grounding and bonding equipment or by exothermic welding process I looked into the crimping tool and it is mighty expensive. Manufacturers also claim these . filter: blur(5px); - } Is it a bug? margin-top: 30px; width:100%; The best answers are voted up and rise to the top, Not the answer you're looking for? position: relative; Morris 94758 Short Barrel Flex Cable Compression Copper Splice with 4/0 Awg Wire Range, 1-Pack. border-radius: 50%; Don't wait to let the Electrical Inspector teach you the new 2020 NEC. .profile-card-4 .card-img-block > .info-box{ Unable to add item to List. background-color: #555; } } @media (max-width: 420px) { YGS28 Compression Grounding Splice | YGS28 | Burndy left: 15%; transform: scale(1.1); } height:150px; Ground Rods must be at least 8' (not 6') and the easiest method to drive them is to use a Ground Rod adapter with a 1/2" hammer drill. } .profile-card-1 i { What is the point of Thrower's Bandolier? transform: translateY(6px); @media only screen border-radius:5px; .btn-primary{ border-radius:5px; animation-iteration-count: infinite; If there is no separate GEC from the array/rooftop, it probably is. Push-in termination or lever-actuated, our solutions save time and money.Your benefits: From intercom system wiring, to electrical ovens to hazardous locations:Connecting different conductor types is quick and easy with WAGO's compact 221 Series Splicing Connector. .profile-card-5 .profile { .profile-card-5 .btn{ What Is the Difference Between 'Man' And 'Son of Man' in Num 23:19? width:50%; This splice and tap kit is designed for NM cables such as Romex brand NM cable and provides a fast and reliable means for splicing or tapping 2-wire and 3 wire NM cables w/ground - up to 300 volts. -webkit-transition: all 1s ease; position:relative; .profile-card-1 h2 small { The connection to an electrode doesn't make the voltage on the service grounded conductor, as measured to earth, zero. This provides the electrician with a ready-made NM cable whip conveniently positioned for feeding the first receptacle in the new room addition. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. border: 1px solid #232323; When Does My Arizona Water Operator License Expire? width: 30px; Required fields are marked *. The only condition is the splice has to be fished, meaning you cannot legally use this splicing device where there is no drywall yet installed because the NEC expects you in this case to use a proper junction/outlet box, so the splice can later be accessed. ILSCO PERMAGROUND - Irreversible Grounding Solutions padding-bottom:10px; Are You Allowed To Splice Or Pigtail In A Breaker Panel? } Yes if an inspector sees a splice they will look for it to be listed! padding-right:20px; width:100%; I haven't done electrical work in a while. content: ''; transform: translateY(3px); } and pass inspections the first time with the NEC Challenge. Is "exothermic welding process" a fancy term for "soldering"? Here is what the National Electrical Code says: 250.64 Grounding Electrode Conductor Installation. Consider that the hot and neutral is already joined there so the ground connection does not degrade that circuit and is quite proper. Jerramundi Senior Member Location Chicago Occupation Licensed Residential Electrician Oct 3, 2020 #10 font-size:11px; (1) Splicing of the wire-type grounding electrode conductor shall be permitted only by irreversible compression-type connectors listed as grounding and bonding equipment or by the exothermic welding process. -webkit-filter: blur(0.5px); What codes will back up either way. width: 32px; Your recently viewed items and featured recommendations. font-weight:300; font-size:9px; transform: translate(-50%, 0%); float: left; and could you run it through 1" PVC conduit? For a better experience, please enable JavaScript in your browser before proceeding. Compression joints might. I know you cant have a splice in a location that you can not access but what if its a irreversible crimp? } Suitable run type for 4 gauge copper ground wire connecting buried grounding rods? } line-height: 2; .profile-card-5 .card-img-block img{ Suitable run type for 4 gauge copper ground wire connecting buried grounding rods? Does a barbarian benefit from the fast movement ability while wearing medium armor? margin-top:10px; @keyframes hover { It only takes a minute to sign up. } The language found in these earlier Code cycles gives the electrician permission to make a splice and drop the splicing device behind the finished wall, while meeting all of the technical points of the Code in doing so. left: 0; top: 50%; Legal crimps are expensive mainly due to the cost of the crimp tool - if you can find someone to loan you a tool, that might make all the difference in the world, but I wouldn't get my hopes up. Connect the wires together to the pigtail wire with a wire nut and run the pigtail wire to the breaker connection and screw it down. } left: 25%; Sometimes, this kind of existing NM cable whip is left protruding from the exposed edge of an otherwise finished and painted wall, and there is no means for following the cable back to its origin to attach a longer cable. I think he needs a compression fitting. Burndy YGS8C Hylink Grounding Irreversible Compression Splice, 8 sol./str. Whether in a junction or distribution box, WAGO's wire and splicing connectors offer you the right product for every installation job. position: absolute; animation-delay: .3s; position: relative; color: #999; padding: 1 1 1 10px !important; The Difference Between 12/2 and 12/3 Romex? APPROVAL UL, CSA. 100% { position: absolute; .profile-card-4 .icon-block a{ .profile-card-1 .card-content { A quick look through the various markets we are equipped to cater to: browse Burndy Markets, Features: Irreversible Compression HYLINK Ground Splices Specifically Designed For Grounding Applications, Each Conductor Element Has An Inspection Probe Hole And A Center Stop To Ensure Proper Cable Insertion, UL467 Listed, Acceptable For Direct Burial In Earth Or Concrete, UL486A Listed, Prefilled With PENETROX Compound And Strip Sealed, Tools, Die Set Catalog Number, And (number Of Crimps): Mechanical: MD7-34R, OUR840 Tool, W28VT, X28RT Die, (4), Hydrulic: Y35, Y39, Y750, PAT750 Tool, U28RT Die, (2), Y45 Tool, U28RT Die With PT6515 Adapter, Y46 Tool, U28RT Die With PUADP-1 Adapter, (2), Die Index: 15 Element A, Conductor Type: Stranded Copper. max-width: 75px; .column-2 { height: 30px; animation-direction:alternate; transform: translateY(3px); animation-duration: 1.5s; It may look a little untidy at times, but a breaker panel with many wires, wire nuts, splices, and pigtails can be a completely safe and compliant breaker box. Your email address will not be published. 100% { padding: 15px 25px; 250.64.C.1 splicing of the wire type grounding conductor shall be permitted by irreversible compression type connectors listed as grounding & bonding. } } Underground Separable Connectors. float:left; .profile-card-3 i:hover { Connections Matter | Ilsco Acceptable irreversible methods I'm aware of are (1) the crimp and (2) exothermic weld. If you are reading through this post because you want to splice a wire in a breaker panel, one of the easiest ways to do this is with the help of a twist-on wire cap, often called a wire nut.. Is there a solution? (2) Sections of busbars shall be permitted to be connected together to form a grounding electrode conductor. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. } position: absolute; border: 1px solid #cccccc; : } Which means an insulated tap device (splicing device) can be used in these earlier Code cycles without being installed in a junction box if the tap device is: The 2005, 2008, and 2011 editions of the Code give permission for installing a splicing device inside a wall space (concealed) without a junction box if you are rewiring a house and need to extend a wire.