Extension cord an extension cord is a span of flexible electrical power cable with a plug on one end and multiple sockets on the other end. Hold the wires together and then twist them a few times with a pair of pliers. In general, wire rope refers to diameters larger than 38 inch. Taps, splices and joints electrical motor control wirings. If the splice is to be taped,care should be taken to eliminate any sharp edges from the. This all about the different basic wire splices and joints use in joining or connecting two different wires. Types of taps, splices and joints of conductor rat tail joints are used to join conductors in outlet boxes or when fixture leads are connected through conductors.
Preinsulated twiston type shall be permitted on solid conductor size no. It comes in several varieties to suit the needs of the user. The fundamental necessities of an effective splice include making sure the wires are securely fastened to each other even without solder and that they are wellsoldered to avoid corrosion. Joints, splices, and taps joint the tying together of two single wire conductors so that the union will be good both mechanically and electrically tap the connection of the end of one wire to some point along the run of another wire. Wires form the foundation of a circuit and joining them together is an essential part of making a circuit work.
This is particularly helpful when wire is added to an existing setup. This kind of joint is commonly used to join two or more conductors inside the junction box. Electrical wire splices and joints ppt xpowerpoint. Raychem nylon crimp splices are easy to use in factory or repair applications. Electrical joints andor splices are points in a continuum of wiring at which new wire is either added for extended length to the final intended outlet, or branched off for additional outlets. Wire splices and joints electrical connector scribd. Splices are offered uninsulated or insulated for crimp termination. Please take a look at the specifications below for more information about our wire joint, cable connectors, and wire connector products, including information on their dimensions, standard quantities, and wire ranges. Whether using solid or stranded wire, several options for splicing are offered by molex. The soldering can act as an extra securing method and also prevents corrosion in the joint. The tap wire of similar wire size cable should be skinned about 6 inches distance and the. The following are the common electrical wire splices and joints. It is suitable for service where there is no mechanical stress when wires are to be connected in an outlet box, switch, or conduit fitting ysplice. Cover spliced wires with material equal to the original insulation.
Cable splices are used to connect wire and are available in a wide range of styles depending on the cable and desired connection. These include three main types of wire splices, soldering and other devices, such as wire nuts, screw terminals and crimp connectors. The 3m product line covers splicing needs from 0600v v to 46 kv applications. Electrical joints and or splices are points in a continuum of wiring at which new wire is either added for extended length to the final intended outlet, or branched off for additional outlets. Showmecables offers a wide variety of wire splices. A good wire splice or joint will be secure even before soldering. Zyamy 100pcs scotch lock quick splice wire terminals cold pressed insulated snap lock electric wire crimp connectors cable joiner blue for awg 1614 4. Wire splices and joints are used to combine two sections of wire together.
What are the names of the different kinds of splices and. Common wire splices and joints wire electrical wiring. Whether it is repairing wiring in the field, adding a wire to an existing harness or attaching two or more wires to the same point, molex has a splice that is perfect for the job. Call or chat today and we will recommend the right solution for you. Stress grading mastic, a waterresistant adhesive applied on connectors and cable components, used in mv joints to provide stress relief of the electric field. Tartan tape gu vinyl tape to provide primary electrical insulation for all wire and cable splices with pressuresensitive rubberbased adhesive. The wires to be joined are pushed into this, after which the connector is twisted tight to form the connection. The cast resin system provides the electrical insulation, mechanical protection and moisture imperviousness to the joint. Sizes smaller than this are designated as cable or cords. Mar 03, 2017 the following are the common electrical wire splices and joints. Fixture splices, or fixture joints, are used to connect wires of different sizes. A wide variety of types of wire splices and joints options are available to you, such as splice, lug, and crimp terminal. The western union splice connects two conductors together and is particularly useful in repairing a broken wire. Common electrical wire splices and joints basics about.
Cut both ends of wire so that they are the same length, and then. Sep 07, 2018 there are a variety of kinds of splices and joints in wire. Traction and rolling stock products signalling stationary. The western union splice, the tap splice and the fixture splice. Wiretowire splicin raychem electronics soldersleeve wire splices transparent polyvinylidene fluoride or polyolefin sleeve provides encapsulation, inspectability, strain relief, and insulation prefluxed solder preform provides a controlled soldering process onepiece design makes installation easy and lowers the installed cost. Jan 30, 2017 types of taps, splices and joints of conductor rat tail joints are used to join conductors in outlet boxes or when fixture leads are connected through conductors. Splices in an buildings electrical circuit must be connected using an approved wiring connector, such as a twiston connector wire nut is a trademarked name for a brand of twiston connectors. With thousands on hand, our wire splices are ready to ship today. Cable joints and terminations manufactured by 3m are used to repair damaged cables, replace cable fault sections, extend existing cable circuits and connect cable ends for termination onto electrical equipment bushings in switchgear and transformers, including 11kv and 33kv power cables operating at mediumhigh voltages.
Like all raychem intercon nect products, the wireto wire splicing devices are rugged and reliable, yet easy to install. Wire rope is a type of cable which consists of several strands of metal wire laid or twisted into a helix. Wire conductor not sufficiently stripped crimping not centralised crimping not centralised marks inverted wire conductor over stripped, difficult to assemble on the tab insulation badly cut conductor wires damaged or cut conductor wires unstranted conductor wires overstranted insulation particles on bare part of cable cable insulation damaged. Shall be hydraulic compression longbarrel type with application preformed insulated cover, heatshrinkable tubing, or plastic insulated tape. Repair damaged cables by reconnecting wires using these simple, easytoinstall tools.
Wire splices and general wire installation requirements. Use wire nuts according to manufacturers recommendations about the number and size of wires that the wire nut can accommodate. Sep 07, 2018 wires form the foundation of a circuit and joining them together is an essential part of making a circuit work. Section 1 splices mv 1c straight splice 3 mv 3c airguard 5 3c air bag or nonarmored cable 6 3c armored cable 7 mv branch joints 8 mv transition splices 9 lv airguard, air bag and armored splices 10 section 2 terminations mv 1c terminations 11 mv 3c airguard terminations 12 mv 3c armored terminations. Spliceit wire splices high quality splice that wont crack or pullout one splice needed per join for a permanent connection. Cold shrink offers a universal fit for cable joints that can be customized for your application. Department of labor for safety and health training. When there is no strain, the knot may be eliminated. So forget the guesswork, and look for top quality products that match your project needs.
Match the electrical wire splices and joint in column a with their descriptions in column b write the letter of your answer in the space provided. Depending upon on the types of splices, joints types of wire splices, joints and taps western union short tie. The supplied length of cable is not sufficient to perform the intended job, e. High voltage cable types of the nearly limitless variety of cables in use today, seven of the most common are. Tes heat shrink components will remain reliable for years in the field. Stakon wire terminals offer more copper and a wider funnel to assure premium connection with less work in a line that includes insulated and noninsulated terminals, splices, wire joints, disconnects, ferrules, heatshrinkable terminals, splices and disconnects. Cable failures cables damaged after installation a tap into an existing cable tee or wye splices. Today we will discuss about the different common electrical wire splices and joints. Objectives describe different methods of common wire splices and joints observe how the different methods of common wire splices and joints is being done. A wide variety of types of wire splices options are available to you, such as splice, lug, and crimp terminal. One of the most important considerations is the power handling capacity to make it safe and functional.
Wire splices are the weak link of any electrical circuit. A policy built on performance, service and quality has enabled the company to. Wire, cable, and terminations november 2004 design guidelines and standards 3wct splices 600 volt. The branch wire is then wrapped around the main conductor in short. Designed for applications with temperatures up to in this section include. Quicksplice and ttap connectors accommodate new connections without manual cutting or stripping.
Tape shielded or ribbon shielded drain wire shielded general cable unishield cable longitudinally corrugated lc concentric neutral. By ensuring that delegates are conversant with the full range of joints, accessories and terminations in use today, we aim to provide a comprehensive update on. Sep, 2009 what are the kind of electrical splices and electrical joints plain wire soldered. These joints are designed for compression connection, mechanical connectors or soldering of cable conductors. Quicksplice connectors splice a new wire into an existing wire. Used when the connection must be strong enough to support long lengths of heavy, wire. Sep 12, 2017 how to connect electrical wires together, electrical wire straight joint method, electrical wire splices and joints, proper joint of electric knowledge about wire joint how to cable joint high. Although modern splices are easier and faster to install than traditional splices, the cable preparation must still be performed by a welltrained, experienced electrical worker.
The term cable is often used interchangeably with wire rope. It is especially important to make proper joints in irrigation systems because the joints are exposed to wet and damp environments that can cause corrosion of the copper conductor, and premature failure. Short description of rat tail or pig tail, plain tap joint, y splice, westernunion short tie, westernunion long tie, knotted tap joint and cross joint and their procedures. Heat shrink power cable joints and splices provide excellent electrical and mechanical characteristics, in order to guarantee insulation, protection and sealing for cables and accessories. Feb 23, 2016 short description of rat tail or pig tail, plain tap joint, y splice, westernunion short tie, westernunion long tie, knotted tap joint and cross joint and their procedures. Fax 8002450329 3 splices glossary of splicing terms glossary of splicing terms splice a splice may be considered as two or more conductors joined with a suitable connectorreinsulated, reshielded. Visually confirm your connection through the inspection window in the insulation of these splices. How to connect electrical wires together, electrical wire straight joint method, electrical wire splices and joints, proper joint of electric knowledge about wire joint how to cable joint high. Count on 3m to support your application with comprehensive technical support throughout the installation process. These splices can withstand higher temperatures than insulated splices.
This joint requires five inches of insulation stripped off the wire. Displaying electrical wire splices and joints powerpoint presentations 1910 electric11. The joints are made by skinning about 2 inches, the end of the conductor is to be joined. The wire conductor should be correctly stripped and prepared for the application. Quickly joins old andor new wire splices wire too rusty to twist. Common splices and joints in electricity and its procedure. On the worksite, only the right wire connector does the job. Splice the interlaying of the strands of two stranded conductors so that the union will be good both mechanically and electrically mechanically strong and electrically. It is suitable for service where there is no mechanical stress when wires are to be connected in an outlet box, switch, or conduit fitting. Fixture splice fixture splices, or fixture joints, are used to connect wires of different sizes. For highvoltage applications ranging from 69 kv to 145 kv class, 3m offers cold shrink cable joints and splices.
Twiston connectors come in different colorcoded sizes, and you must choose the proper twiston connector, depending on the thickness gauge of. Splices and joints the following are the common electrical wire splices and joints rat tail or pig tail this kind of joint is commonly used to join two or more conductors inside the junction box. Splices, wire joints, pconn wire connectors 230 ryan way. Splices are when wires are split, and can split say a supply of current, joints are when wires are joined either to same length of wire or joint to other wires as in a junction box answer when. Splices and joints in solid wire should also be covered with electrical tape for safety.