Liveline demonstration 230 v cable jointing duration. May 14, 2014 11kv heat shrink cable joints are ideal for direct burial, overhead and vertical cable jointing of 3 core cables. Do not use mechanical type connectors such as splitbolt. High voltage xlpe cable systems techincal user guide brugg cables page 3 1. High voltage accessories up to 170 kv nexans power accessories. Cable jointing supplies have supplied these components to many of australias largest and most successful mining and commercial companies. Whether youre working with high or low voltage cables, electrical training course is the best place to get the training you need to work safely and expand your skillset.
High voltage xlpe cable systems technical user guide. Sep 08, 2014 the quality of a joint or termination depends to a large extent on the skill of cable jointer. Hv cablepower hvc is a small business with a highly skilled team of cable jointers who pride themselves on quality workmanship and a safety first outlook. High voltage cable jointing is a specialist service offered by ward operations with both paper insulated cables and xlpe cross linked polyethylene to 2kv. The joint is robust and can be energised immediately after installation.
The cables shall be erected on the side of the pole away from oncoming traffic and they shall not be bent tighter than the manufacturers specified minimum internal bending radius, both during installation and after it has been set in position, what may require taller poles to ensure the minimum bending radius of the cable is not compromised. Cable jointing supplies high voltage and low voltage. Complete range of cable preparation and jointing tools for lvehv underground power cables, fibre optic and overhead lines, this includes multifunction and. Hv cablepower wa high voltage power solutions cable. After satisfactory testing the cable drums will be. Enhancing the reliability of cable networks cable accessories. High voltage and low voltage cable jointing techniques at underground high voltage cable jointing.
Pdf onsite condition assessment of hv cable terminations in. The design of cable jointing and termination accessories is based on this perception. The quality of a joint or termination depends to a large extent on the skill of cable jointer. High voltage cable jointing up to 20 kv this specification has been developed from the power network standard. Installation, testing and jointing of lt and ht power cables up to. Several layers of the soft and friable insulation are wrapped around the cable in long, wide strips. We will discuss about the different types of high voltage cables, the need for jointing termination as well as various types of jointing termination kits that are available in the market. Test training academy courses in high voltage regulations orhvs, switching and responsible persons, cable jointing and termination, cable fault location and diagnostics, cable identification, basic electricity, motor testing and transformer testing. High voltage cable jointing is a specialist service offered by ward operations with both paper insulated cables and xlpe high voltage xlpe cable systems technical user high voltage xlpe cable systems techincal user guide brugg cables page 5 the following rules apply for all organic insulation.
Heat shrink, cold shrink and pushon cable joints suitable for single and 3 core cables with xlpe, pilc, epr insulation including 6. Work or testing on hv cable systems including cables subject to induced voltage opsaf5 issue no. The basic principles of cable jointing and terminations construction of electrical power cables, different types of cables for various voltage ratings and manufacturing aspects different types of connectors and connection methods different. A good cable jointing and installation provides a better supply of power fig. The table below has the earth fault duty of the hv cables used by ergon energy. Hv transmission cable hazardous situations the following table lists typical situations encountered when working on or in the vicinity of hv transmission cables and the controls to be implemented.
A suitable connector for mediumhigh voltage cable splices is a compression or shearbolt connector. Figure 46 joint for xlpe cable joint insulation mould assembly. This method statement defines the procedure step by step to implement the correct practices for installation of high voltage hv cable in order to ensure that the job execution complies with the project requirements and serves the intended function to satisfactory level. Cable services supply a wide range of cable cutting and preparation tools for use in all types of electrical installation. Safe work practices on high voltage cables revision no. Hv cable jointing and terminations for engineers and technicians revision 3. Ward operations have over 33 years of high voltage cable jointing experience and have been the preferred high voltage contractor within the. Practical hv cable jointing and terminations for engineers. Example of asbestos paper insulation wrap on highvoltage cable inside an underground cable vault. The aim of a cable jointer must therefore to be to obtain a joint whose electrical properties are as good as the original cable both in electrical and mechanical terms. At cable jointing supplies we are very proud of our extensive list of loyal customers. Sp0407r01 commissioning tests for new hv cables up to 33 kv job safety analysis sp0407r02 testing hv cables supplementary information sp0407r03. Ward operations has a strong working relationship with companies like anglo american, bma, rio tinto, pacific aluminium, ergon energy, xstrata coal and curragh queensland mining, just to name a few. Dec 05, 2017 11kv panja high voltage heat shrink cable making of 11 kv ht xlpe cable heat shrink end.
For this reason, it is common practice to cut off a portion of cable after pulling to assure an undamaged end. This specification includes heat shrink, cold shrink and cold applied joints and terminations for lv. Power cable accessories under the wellestablished brand name raychem, raychem rpg offers a comprehensive range of cable accessories for almost all cable types. Cable tools all products listed below can be download as pdf files by clicking the blue header text. Forms a protective jacket excellent abrasion resistance for high voltage cable joints and terminations. Mediumhigh voltage cable preparation it is necessary to begin with a good cable end. Pdf the ultrahigh frequency partial discharge detection method described in the paper is. Raychem power cable accessories have over 40 years of design life which has been proven by longterm ageing tests and as has been witnessed in the field.
When the various layers are removed, cuts should extend only partially. Dependence on operatorskill is sought to be reduced to the extent. Practical hv cable joining and terminations for engineers and technicians overview. Energy high voltage cable accessories up to 245 kv understanding the value of high voltage cable accessories as essential elements in a cable system since the foundation of raychem in 1957, we have specialized in the development, design, manufacture and installation of cable accessory products. The aim of a cable jointer must therefore be to obtain a joint whose electrical properties are as good as the original cable both in electrical and mechanical terms.
High voltage hv cable is manufactured for a finite length like 500m for ease of transport and handling, hence cable joints in a hv cable network is inevitable. High voltage xlpe cable systems technical user high voltage xlpe cable systems techincal user guide brugg cables page 4 selection process of cable design 1. We are stockists of alroc, gbz, tyco electronics, prysmian, cembre, bowthorpe and lucy lighting tools. Relicon cable joints are suitable for universal application as branch or straight through joints in lowvoltage electrical installations.
The specification details the required skills, knowledge and behaviours to establish competence to carry out high voltage jointing procedures on underground cables up to 20 kv. Raychem gel stub joints for polymeric cable gelcap motor connection kit. A key to good cable preparation is the use of sharp, high quality tools. Commissioning test for hv underground cable up to 33kv swp sp0407 field instruction sp0407c01 hv cable commissioning test report form sp0407c04 commissioning tool hv cables up to 33kv sp0506. We will discuss about the different types of high voltage cables, the need for jointingtermination as well as various types of jointingtermination kits that are available in the market. At hv cablepower we pride ourselves on providing a full and comprehensive service within the power industry whilst making sure that safety is paramount in our every day practice. General information on high voltage cable systems 1. Cje practical hv cable jointing and terminations for. Our team of experienced cable jointers are highly trained and certified by local statutory authority to carry out jointing and termination on variety of. Method statement for installation of high voltage hv cables. We provide a high quality cable jointing service to the high voltage electrical industry where safety is paramount and are committed to maintaining a workplace that is incident and injury free.
463 373 394 1148 340 862 1379 294 82 491 359 22 1269 1108 455 1307 1314 630 289 1035 743 664 354 706 36 1106 467 769 874 1185 1490 367