Most commonly xlpe cross linkable polyethylene material is used for the insulation of cable. Epr and xlpe have the same nominal conductor operating temperature, i. Especially, there are always multiple conductors stranded together well explain why in the following content within a single. Technical specification for 112233 kv nominal voltage ht xlpe power cables 1. Xlpe insulated power cables this catalogue serves as a guide to ucmbs manufacturing processess and products catalogue elsewedy electric. Generally, we call a single conductor a wire, while a cable. Epr, xlpe or paperlead insulation for cables under 22kv. Cable offers a wide range of silec hvehv cable accessories. Please contact the technology department for any query. Mechanical recycling of xlpe from cable production waste by rosemarie gouttefarde diploma work no. The silk and cotton threads are wrapped around the individual conductors in reverse directions. Mvu cable task force to address the performance questions. A range of reliable, safe and non hazardous ht power cables ideal for carrying current at high voltage, the ht cable range from havells are manufactured at the largest integrated cable. Pvc insulated flexible cable, pvc insulated pvc sheathed flexible cable, 250440v, imperial unit bs2004 xlpe insulated cables xp cu xlpe pvc single core xlpe insulated, pvc sheathed cable, 600v, iec605021 xp cu xlpe pvc 2 cores 5 cores xlpe insulated, pvc sheathed cable, 600v, iec605021 xp cu xlpe pvc multi.
These dendritic growths of microscopic cavities degraded the insulation over time. Rpg cables with a rich experience of 6 decades, is one of the oldest and largest, fully integrated cable manufacturers in india. Low tension cables, lt power cables, low voltage cable. The cables shall be designed and manufactured in accordance with section 4 xlpe insulated 0. A global solutions provider, prysmian offers a wide range of integrated. We have been manufacturing cables for over 125 years. What is the difference between the xlpe and pvc insulated cable. Silk and cotton insulation keeps the size of the cable small enough to be handled easily. An extruded cable production line is a highly sophisticated manufacturing process that must be run with great care to assure that the end product will perform. Water treeing and dielectric loss of wtrxlpe cable insulation article pdf available in science, measurement and technology, iee proceedings a 1405. During the xlpe manufacturing process, a catalyst peroxide is built into the resin, which creates a free radical. Highdensity crosslinked polyethylene xlpe highdensity crosslinked polyethylene, or xlpe, is a thermoset resin that is specifically designed for critical applications like chemical storage. Rohs trusted kitemark km 634267 na2xby aluminium conductor iec 605021 xlpe dsta pvc 0. China xlpe cable, xlpe cable manufacturers, suppliers, price.
In the cable industry, peroxideinduced crosslinking is one of the most. These tests are carried out to validate the cable design, materials andor production process and are done usually. Production process cables are cables of 220kv345kv used for transmitting power from generators. Load losses in xlpe cables are primarily due to the ohmic losses in the conductor and the metallic screen.
Short circuit current in ka for copper conductors xlpe insulated. For cross linking of the xlpe the cable passes through a cvtube continuous vulcanization tube where it is exposed to high temperatures for the cross. Inspection and analysis of xlpe and hpte material at medium. Mineral insulation is sometimes used, but the construction of mi cables are entirely different to normal plastic rubber insulated cables. Highdensity crosslinked polyethylene xlpe poly processing. Paperbased insulation in combination with oil or gasfilled cables. The fastest growing company in the indian cable industry with consistent growth. History has shown that the service life of some of these early cables was far shorter than expected. Bs 5467 iec 605021 xlpe cable current rating scribd xlpe cable current rating download as word doc. History has shown that the service life of some of these early cables. Technical specification for xlpe insulated underground. Cold shrink cable joint xlpe single core high voltage cable.
Following a meeting in january 2005, an industry survey was prepared to collect data concerning mvu cable installations, manufacturing types, failure modes, and cable. Amongst the wide range of products for sale choice, xlpe cable is one of the hot items. The cost of energy losses can be reduced by using larger conductor. Insulated bundled overhead conductors torsade 1220 24 kv xlpe. Jan, 2016 when we need to choose a kind of low voltage 0. The covering is then impregnated with a special wax compound. Nexans olex is a world leader in cable technology and production andhas manufacturing facili ties in new plymouth and melbourne. Sep 05, 2012 the technology needed to ensure an electrical cable stays in good working condition for several years without problems involves complicated manufacturing processes which require highly qualified. In the manufacture of medium and high voltage xlpe cable, our plant uses the latest technology available in. The advantages of xlpe insulated cables in comparison to pvc insulated. Abb xlpe submarine cable systems 3 the xlpe cable should at least have a conductor cross section adequate to meet the system requirements for power transmission capacity. Lv cable is used widely in many industries ranging from industries involved in water, renewable energy, distribution and power networks, nuclear and thermal power stations, airports, marine, defence, telecommunications, windmills, building,mining, offshore, applications,ship wiring, railways, automation, audiovisual and manufacturing. In the manufacture of medium and high voltage xlpe cable, our plant uses the latest technology available.
Abstract plastics that are used for the insulation of medium, high and extrahigh voltage cables have to comply with the highest purity standards. Xlpe insulation 9 outer semiconductor shield 9 metallic screen 910 outer protective jacket 11 table of cable components 12 metallic screens earthing shortcircuit operating conditions 14 grounding methods 14 earth cable protection 15 earthing diagrams 1617 laying methods 1819 cable reels 20 permissible bending radius 20. It is used predominantly in building services pipework systems, hydronic radiant heating and cooling systems, domestic water piping, and insulation for high tension high voltage electrical cables. It pioneered the production of xlpe cables in india.
Uniflex cables, has stateoftheart manufacturing facility to manufacture high voltage xlpe cables up to 66 kv on a high precision. Aberdare cables has 3 manufacturing sites in south africa, with customer service centres in each province and in maputo. Na2xsy aluminium conductor xlpe pvc 1220 24kv cable. Each site has been designed to efficiently manufacture specific product. Up to and including 36 kv where could cables take you. Prysmian has a full suite of xlpe cables, including single cores and multicores in both class 2 and flexible class 5, for entire construction market. Cable performance under current overload the major cable problem resulting from current overload generally due to emergency operation, fault or short circuit is that the heat generated can damage the cable and reduce its life. Vital components of an overall cable system, these accessories are designed, manufactured and precisioncontrolled to ensure bestinclass performance and longterm service reliability. The role of degassing in xlpe cable manufacture article pdf available in ieee electrical insulation magazine 226.
With manufacturing facilities increasingly orientated to this market, xlpe insulated cables constitute a large proportion of uk production. Xlpe insulated cables xp cu xlpe pvc single core xlpe insulated, pvc sheathed cable, 600v, iec605021. These elevated voltage stresses, combined with moisture ingress into the cable structure created what are known today as water trees. High voltage xlpe cable systems technical user guide. High voltage single core copper xlpe insulated armoured power cable. Experience in cable manufacture since 1981 serving a broad customer base in india and overseas. Specifications are subject to change without prior notice. Member of mcma malaysia cable manufacturers olympic cable company sdn bhd no. They must be durable enough to handle high voltage while also minimizing loss. Analysis 3 shows that it is practically possible to. Pdf water treeing and dielectric loss of wtrxlpe cable. Low voltage cables cable manufacturing plant singapore. Cable types 1 armouredunarmoured xlpe insulated cables 2 lead sheathed cables 3 copper or aluminium pe tape with drain wire shielded cable sizes single core up to and including mm2 2. Xlpe cable for dc link sumitomo electric industries.
All dimensions are nominal and are subject to normal manufacturing tolerance. Specifications construction rw90 cable 600v xlpe csa c22. Malaysia and vietnam, all of which are fully equipped with the latest manufacturing. Prysmian has a full suite of xlpe cables, including single cores and multicores in both class 2 and. Details make the difference the company polycab, an iso 9001. Engine harness wire standard wire type judd spec temp rating size insulation type sae j1128 txl. You can also customize xlpe cable orders from our oemodm manufacturers. Electrical cable is by drawing, stranding, covered of three kinds of process to complete, specifications are more complex, higher repeatability. Xlpe insulated cables tenaga cable industries xlpe insulated cables low voltage xlpe cables. The standard also covers cables with hepr hard ethylene propylene rubber insulation, but xlpe is the material most commonly used. Kec entered the cables business by acquiring rpg cables in 2010.
Xlpe cable can use ccv suspension chain continuous curing, can also use vcv vertical continuous vulcanization production line. Low tension cables, lt power cables, low voltage cable, low. Na2xby aluminium conductor iec 605021 xlpe dsta pvc 0. Xlpe cable according to domestic and international standard design, also can design and manufacture according to users request. Polycab hv xlpe cables are manufactured at its most modern manufacturing setup in daman. Southwire is one of the worlds leading manufacturers of wire and cable, tools, components and assembled solutions. Kei industries limited is a leading player in the power cable segment and is one of the most respected cable manufacturing companies in india. The development of high voltage xlpe cable systems goes back to the since then production and material technology have improved significantly, providing reliable and maintenancefree products to the utility industry. Aberdare cables is a 72 year old south african leading cable manufacturer. Annealed class b compressed solid or stranded soft drawn plain copper. Following the recent acquisition of draka, the prysmian group is now the worlds largest producer of power and telecommunication cables with 97 manufacturing plants, 17. This cable meets the requirements of the low voltage directive 201435eu and the rohs directive 201165eu. Quality is our main target bahra cables company is born to be one of the leading power cables manufacturers. Do you know how an electrical cable is manufactured.
Mechanical recycling of xlpe from cable production waste. At present, numerous high voltage xlpe cable systems with nominal voltages up to 500 kv and. Uae cable company to showcase new 2009 products in bahrain for the first time, 22 february 2009 arabic english 3. The dc xlpe cable and accessories to be used in the hokkaidohonshu dc link project were installed in a test site in the summer of 2012. Xlpe cables xlpe insulated heavy duty cables miracle cables started manufacturing in 2010, these cables have overcome the limitations of pvc insulated cables such as thermal degradation, poor moisture resistance and thermoplastic nature. Xlpe introduction xlpe insulated unarmoured sheathed cable for voltages 1kv iec 605021 xlpe insulated unarmoured sheathed cable with cu tape screened for voltages 1kv iec 605021 xlpe insulated armoured sheathed cable for voltages 1kv and 3. The manufacturing of xlpe insulated heavy duty cables is by adoptation of latest technology. During the contract period, the tenderer shall not change. Manufacture of hv xlpe cables requires great care and skill at all stages of processingw. Prysmian manufactures comprehensive range of xlpe crosslinked polyethylene cables. Xlpe submarine cable systems attachment to xlpe land. Rohs compliance has been tested and confirmed by the cable lab as meeting the requirements of the bsi rohs trusted kitemarktm. Copper, aluminum wire drawing wire and cable used copper, aluminum rod, at room temperature.
Ii tests on power and control cables iii general information datasheets pvc insulated low voltage cables 70 c 7 yyfl, unarmoured 2, 3, 4 and 5cores 8 multicores 12 yyryfl, armoured 2, 3, 4 and 5cores 14 multicores 18 xlpe insulated low voltage cables 90 c 23 2xyfl, unarmoured, flame retardant 2, 3, 4 and 5cores 24 multicores 28. Xlpe insulated, copper wire screened, water sealing, lead sheathed, pe sheathed cable dimensional and electrical data 1 core n2xcbr2yna2xcbr2y 87150170 kv iec 60840 copperaluminium conductor, xlpe insulated, copper wire screened, brass tape and pe sheathed cable nominal crosssectional area m2 300 conductor shape. Built up area over 70000 sq meter manufacturing several special varieties of cables. A range of reliable, safe and non hazardous ht power cables ideal for carrying current at high voltage, the ht cable range from havells are manufactured at the largest integrated cable unit in india and use high quality copper and aluminium conductors. To be laid directly in ground, outdoors, indoors and in cable ducts. Bahra cables company is willing to provide advice and assistance on all matters concerning xlpe insulated power cables. Paperbased insulation in combination with oil or gasfilled cables are generally used for.
Download documents ducab cable manufacturing company. Overseas, where circumstances are different, xlpe cable is the type in major demand. Xlpe cable supplies power to all types of indoor and outdoor mobile and portable machinery in wet, oily, all weather conditions. The crosslinked polyethylene xlpe cable has been used for dc transmission lines. Uniflex cables, has stateoftheart manufacturing facility to manufacture high voltage xlpe cables up to 66 kv on a high precision ccv line from scholzsupermac dry cure dry cool system and royale systems, usa. Pdf the role of degassing in xlpe cable manufacture. Crosslinked polyethylene, commonly abbreviated pex, xpe or xlpe, is a form of polyethylene with crosslinks. Medium voltage cable na2xsy aluminium conductor xlpe pvc 1220 24kv cable technicalspecication 1 of 2 application medium voltage cables for distribution networks. When medium voltage mv xlpe insulated cables were first installed in the late 1960s, cable manufacturers and electric utilities expected them to perform reliably for 20 or even 30 years. Since then production and material technology have improved significantly, providing reliable and maintenancefree products to the utility industry.
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