Types of cable to be joined, cablejoint body interface, cable system voltage and voltage. Conclusion cable joints are the weakest links in cable systems. Wires form the foundation of a circuit and joining them together is an essential part of making a circuit work. Prysmian bicon universal cable jointing kits jbrcc series low voltage. Cable types for use on 2 to 4 core 600 volt and 3,3kv cables. Keywords cable joints, resin insulation, statistical analysis, life time data. The resistance shall be measured from the conductor immediately outside one end of the.
A comparison is made between testing and the replacement strategy and it can be seen that at this moment the testing of cable sections is an effective way to decrease the amount of failures. Cable jointing and termination pracuces are hrrctly described for general. Can be stretched up to 100% to give voidfree, moisture resistant insulation. Cable joints play an important role in the electrical and electronic systems of any home or industry. About 29% of these are terminals, 0% are power cables. Practical hv cable jointing and terminations for engineers. Cable joint, prefabricated with or without outer sheath. Download pdf file for prysmian bicon universal cable jointing kits jbrcc series technical data. Pdf distribution of electric field in medium voltage cable joint. Cat 3, cat 5, fiber optic, utp, and stp coaxial cable coaxial cable is braidedgrounded strands of wire that can provide some shielding and noise immunity. Significant parts of cable systems are their accessories, the terminations and joints. Article description free of silicone free of halogen terminals, ring type yes yes terminals, fork type yes yes pin cable lugs yes yes joint connector yes yes parallelconnectors yes yes joint connector heat shrink insulation yes yes closed end connectors yes yes cable lug sleeves and cable lug sleeves pvc insulated yes no. They cover all cable types h cable, hsl, pilc, 3 core xlpe, single core epr and xlpe. Premolded cable joints iec standard 605024, ieee standard 404,cenelec hd 629.
A good cable jointing and installation provides a better. The third or free end of the temporary continuity connector should be placed safely. Chapter 8 partial discharge pd hv and ehv power cable. Testing of high voltage cable systems svenska kraftnat.
Relationship between test types and test categories for pd. Coaxial cabling, which uses connectors called bnc bayonet nut connector is known as, in forms of. Factors considered for high voltage cable joint design. Joints manufacturing and installation should be economical. The casting resin is polyurethane based which has complete compatibility with the cable components. For our free design proposal please complete the data input sheet. Cable joints from electramania, online electrical wholesalers. Cable joint selection chart main cable mm2 number of cores through joint branch joint max branch cable up to. Optimised heat transfer due to reduced thermal capacity. Reliability, costs and easiness of production or installation are key issues of accessories. Joints between different conductor cross sections hvdc 11. Cat 3, cat 5, fiber optic, utp, and stp coaxial cable. Range of joints the low voltage heat shrink joint kit has an indefinite shelf life. Different types of cables are used depending upon their intended application and accordingly the type of requirements will differ.
Dont forget apply at least on command for your simulation 5. Since decades, high voltage polymer cable systems are the backbone of our power supply. There are very less chances of fault occurrence due to strong mechanical protection provided by the system. Joints design must have high degree reliability, good thermal performance. Sterling power cable jointing training manual by phd. Lv straight cable joints resin filled lv cable jointing. Code of practice for installation and maintenance of.
A wide variety of 3 types cable joints options are available to you, such as conductor material, type, and application. Cable joints move and expand due to earth shift and heat from electrical current. Wide cross section range suitable for all types of connectors. Cable joints, transition joint, branch joint, cable joints. Identify various types of lt ht cables and its application. This product will be free from defects in material and manufacture at the time of. Cable joint application notes 3m scotchcast cable joints are suitable to connect, repair and joint dc solar cables this includes solar cables with xlpe insulation and halogen free polyolefine outer sheath and semirigid class 2 aluminium conductors to the following standards. As the cables are not armored, therefore, joints become simpler and maintenance cost is reduced considerably. The cables need to be also terminated at sending and receiving end equipment, a very wide variety of them, in utility as well as industry applications and this calls for appropriate cable termination accessories.
Prysmian bicon universal cable jointing kits jbrcc series low. Heat sources for electronicelectrical connections soldering irons 20250 watts rating soldering guns 100250 watts rating available in et lab electrical connectionssoldering preparing a solder joint all parts should be clean free of corrosion, dirt, greaseoil copper should be cleaned until bright make good mechanical connection between parts. Tubing with very low shrink temperature, flexible and halogen free80. Our cable joints come from swa specialised wiring accessories and wiska, and are ideal for joining cables in areas where a watertight seal is required. Vista bella way, rancho dominguez, ca 90220 310 6091811 800 3260006 fax. Repairs, alterations or additions to the cable network can be made without opening the ground. They connect the power cables and ensure the flow of continuous electric current through them. Highvoltage cables of differing types have a variety of applications in.
Fiber joints and couplers for fiberfiber connection we need joints which are of two major types fiber splices. Can be stretched up to 100% to give voidfree, moistureresistant insulation. Mseal kastex joints and terminations for lv cables are based on a cast resin system. The low voltage power distribution cable is suitable for. These include three main types of wire splices, soldering and other devices, such as wire nuts, screw terminals and crimp connectors. Furthermore, we produce associated joints, terminations and other accessories for all types of cables. Raychem cable terminations for up to 1 kv are acknowledged to be more. Constant force springs react to this movement and maintain a sound electrical connection between the steel wire armouring and the earth continuity braid. Prefabricated cable joint for xlpeinsulated 1 or 3core cable with al or cu conductor for 1224 kv. Line taps split bolt connectors solid brass cu alloy tin or cadmium plated. Resin joints, heat shrink joints, cold shrink joints, cable lugs, terminals, crimp tools, cet glands, traffic signal feeder pillars, single and double pole street lighting cut outs and isolators, slot cutting resins, reenterable resins, cabinet base sealants. Cable joints are a cost effective way of reducing the time which is lost in the process of electrical cable jointing. Versatile design of the prefabricated onepiece cold shrink termination body allows installation on a wide range of cable sizes and types and a fast and easy.
Mv 1830 36kv heat shrinkable indoor and outdoor cable termination kits 25. Pdf cable joint is used to connect different sections of cable because a. Cable joints and terminations caledonian cables ltd. Extremely low mix viscosity allows void free joint filling. Cable joints and terminals must be designed to control the highvoltage stress. Including resin filled, heat shrink and cold shrink products available from 3m and birkett. For high frequency signals, the underground power cable can be modeled as a transmission line 4. Sort by sort by title az title za price lowhigh price highlow reference az reference za most recent oldest top sellers featured.
A highvoltage cable hv cable is a cable used for electric power transmission at high voltage. Cable joints, terminations and accessories ea technology. Turn the pages to discover cable splicing and termination techniques that can help. About 3% of these are terminals, 43% are connectors, and 0% are power cables. Download the pdf across for full list of sizes for further information and download links on the prysmian low voltage jointing kits see our low voltage cable jointing microsite. Features a lightweight, easy flow, quick setting 2 part polyurethane resin. The power cable joints are highly reliable, factorymolded and tested cable joints for 15kv, 25kv and 3536 kv class distribution systems. The joint simulates the effect a cable has on the two wheels. Cable lugs and tools addition catalogue 20152016 lets. Type tests general and common for all types of cable system 15. Hv cable jointing and terminations for engineers and technicians revision 3. The joint body is made of three layers of rubber a conductive outer layer, an insulated and a conductive inner layer. 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. To download a free copy of these internationally best selling pocket guides go to.
Procedure for heatcold sinks cable joint termination. Cable joint select two previous prismatic joints 4. A wide variety of types of electrical cable joints options are available to you, such as conductor material, application, and type. The resistance r 1 for joints for phase conductors and shield wires shall be a maximum of 55 % of the resistance of a conductor with the equivalent length. Filoform cable joints are approved in accordance with the standard din en 50393 vde 0278393. Accessing the internet using web browser, downloading and. In a similar way a hot site can transfer the roep to the remote end of the circuit. 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 the latest in cable accessories. When preparing cable several layers need to be removed or treated.
The joint is applicable to various types of cable screens and cable sheaths. Type w portable power cable is suitable for use in industrial and lighttomedium mining applications, heavyduty service, temporary power supply cables, motor, battery and. Product note kabeldon cable joint, 52123 kv jsa, jxa. The purpose of a cable jointer is to lay, joint, terminate and repair underground power cable, they essentially lay new power cables through underground pipes and terminate them at electrical equipment. Laser scanning 2kv high voltage substations using topcon gls2000 scanner by chris dodds on 12th may, 2016 the topcon gls2000 series laser scanner we used within the 2kv substation was the topcon gls2000m the gls200 series is composed of 3 comparable, yet distinct models. Workmanship in installation of cable accessories joints and terminations are regarded as critical components in cable systems, and the workmanship during installation is very important when considering the risk of future failures. Relating to general requirements for 33kv cable jointing.
756 725 1075 932 630 476 502 1053 134 246 1432 730 1265 1329 48 717 435 1060 394 526 256 433 440 846 868 387 1328 1401 829 752 57 650 1034 1221 516 419 1306 1463 159 1097 260 1489 556 825 1248 1025