Wrap one wire around the other five or six times, and then do the same with the other. These include three main types of wire splices, soldering and other devices, such as wire nuts, screw terminals and crimp connectors. To make the western union splice, first remove about five inches of insulation from both wires and cross the exposed wires. These are most frequently used and they form the basis of many of the other splices. Wire splices splice mechanical connections of two wires made by twisting the conductors tightly together western union splice give good mechanical strength and electrical conductivity works best with solid wire make 5 to 10 tight turns on each side splicing multiconductor cables using offset western union splices. Objectives describe different methods of common wire splices and joints observe how the different methods of common wire splices and joints is being done. The most common form of the splice joint is the half lap splice, which is common in building construction. 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. Splices, wire joints, pconn wire connectors 230 ryan way. The hand wire strippers are common hand tools found throughout the navy. Connection by means of wire binding screws or studs and nuts that have upturned lugs or the equivalent shall be permitted for 10 awg or smaller conductors. The most common among the four wire splices is the. Cover spliced wires with material equal to the original insulation.
Common wire splices and joints wire electrical wiring. Splices are offered uninsulated or insulated for crimp termination. 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. Find powerpoint presentations and slides using the power of, find free presentations research about electrical wire splices and joints ppt. This kind of joint is commonly used to join two or more conductors inside the junction box. Splices are therefore most often used when structural elements are required in longer lengths than the available material. There are a few different types of wire joints, alongside various methods for. Splices are used to connect two wires for the purpose of carrying either electrical current or a network signal. Wire taps,joint and splice by lovenres enanoria on prezi. Securely splices wire together with a smooth safe connection. Guide to design criteria for bolted and riveted joints. This is the most widely used splice or joint in interior wiring installation to extend the length of wire from one point to another. You may copy it, give it away or reuse it under the terms of the project gutenberg license included with this ebook or online at. Identify the common electrical wire splices of joints in their uses.
The splice information shown on individual system circuits is not complete. There are a variety of kinds of splices and joints in wire. Screw terminals are more commonly used to repair damaged wires. The project gutenberg ebook of woodwork joints, by william fairham this ebook is for the use of anyone anywhere at no cost and with almost no restrictions whatsoever. 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. Leave at least 150 mm 6 inches of wire out of each outlet box for joints. The wire nut is housed in plastic insulating material. The system is subjected to a simple, and foolproof series of vacuum and. Engineer radaza of cituniversity demonstrated how to do the rat tail joint. Common materials of kitchen utensils and equipment 7 terms. Study 15 terms common wire splices flashcards quizlet. Taps, splices and joints electrical motor control wirings.
Header and splice tables present the joint s and wiring up to the first component. The common types of wire splices are the western union splice, tap splice, staggered splice, fixture splice and rattail joint splice. The soldering can act as an extra securing method and also prevents corrosion in the joint. 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 y splice. Common wire splices and joints introduction as a student in electrical installation and maintenance you should acquire the important knowledge and skills in wire splices and joints and should be familiar with the actual application of every splice and joint. Lesson plan binalbagan national high school nosof ext. Electrical wire splices and joints qn851z7j71n1 idocpub.
Bolted structural joints and lehigh university for supporting this work. It comes in several varieties to suit the needs of the user. These 3m underground electrical wire connectors are designed to splice and effectively moistureseal two or. Splice joints are stronger than unenforced butt joints and have the potential to be stronger than a scarf joint. Environmental education resources to commemorate earth days 50th anniversary. This will serve as your tool in performing actual wiring installation. The four types of splices and joints are the western union splice, tap splice or tap joint, fixture splices or fixture joints, and rattail joint. This joint is used where the tapped wire is under heavy tensile stress. Rat tail joints are used to join conductors in outlet boxes or when fixture leads are connected through conductors. All splices and joints and the free ends of conductors shall be. However, mseal kastex lv joints and terminations can be tailor made to suit the. Duplex cross joint this is a twotap wire turned simultaneously and is used where the two tap wire is under heavy tensile stress. Common electrical wire splices and joints basics about. Wires form the foundation of a circuit and joining them together is an essential part of making a circuit work.
A good wire splice or joint will be secure even before soldering. 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. Name the two types of insulation commonly used for noninsulated splices and. 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. Rat tail or pig tail this kind of joint is commonly used to join two or more conductors inside. Pipe system is totally welded from end to end including the splice joint casings in the manholes, and provides an exceptionally rugged, damage free and very low maintenance system. These joints are designed for compression connection, mechanical connectors or soldering of cable conductors. Contain no alloy and will not expand or contract with temperature changes.
A book of this magnitude would not have been possible without the assistance of the many organizations who have sponsored research on riveted and bolted structural joints at fritz engineering laboratory. Use wire nuts according to manufacturers recommendations about the number and size of wires that the wire nut can accommodate. Common splices and joints in electricity and its procedure youtube. The following are the common electrical wire splices and joints.
The western union splice works best to splice together small, solid conductors. All wire joints must also be taped with electrical tape after soldering. Kinds of splices and joints huwebes, marso 5, 2015. The wrapping is completed by winding about six and seven turns of the free ends around the unfilled portion of the conductor. Common splices and joints in electricity and its procedure. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Nec 2011 study guide, 100 and 110 flashcards quizlet. 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. Ul listed and csa certified for 600v direct bury and submersion applications. Wire joint, nylon insulated wire joints are used to crimp groups of wires fully preinsulated to prevent shorting and shocks crimp tool. View and download powerpoint presentations on electrical wire splices and joints ppt. Common wire splices and joints rat tail or pig tail.
What we fail to realize is that 12 volts is more than enough to start a fire with a spark. As a student in electrical installation and maintenance you should acquire the important knowledge and skills in wire splices and joints and should be familiar with the actual application of every splice and joint. Seshu adluri beam to column rigid joints stiffener plates are used to shore up the column flanges against the forces transmitted by the beam flanges. A splice joint is a method of joining two members end to end in woodworking. The two file sides of the conductors are then laid together and wrapping wire wound around them as similarly done in britannia splice. Splice join wires using only listed devices such as appropriate size wire nuts. To create a rattail joint, first strip the insulation off the ends of the conductors to. Electrical wire splices and joints ppt xpowerpoint. A common misconception is that its only 12 volts what harm can that do. Follow the abyc standard in electrical wiring and connections. The stiffeners may be full length or may extend only part of the column web depth. The most common form of the splice joint is the half lap splice, which is common in building construction, where it is used to join.
Wire splices and general installation requirements home. Remote work advice from the largest allremote company. It is a means of preventing the end of a rope fraying. Common wire splices and joints free download as powerpoint presentation. Our low resistance, high quality joints and splices have a minimal effect on the superior performance of our wire. What are the names of the different kinds of splices and. What are the names of the different kinds of splices and joints used for electrical cables. Wire splicing has always been a major focus in the man.
Despite these long lengths, however, it is often necessary to splice wire segments together. The joints are made by skinning about 2 inches, the end of the conductor is to be joined. Splices are identified by a number with an alphabetical prefix and the wire colour. Whether using solid or stranded wire, several options for splicing are offered by molex. Common wire splices and joints wire electrical wiring scribd.
1515 1199 91 785 113 699 1186 597 549 562 871 624 1579 852 190 1240 402 521 596 551 605 873 1158 1058 784 896 16 630 550 1483 1216 1286 296 420 192 826 1494