At present, numerous high voltage xlpe cable systems with nominal voltages up to 500 kv and with circuit lengths up to 40 km are in operation worldwide. Enhancing the reliability of cable networks cable accessories. The dry compact switchgear termination for voltage classes up to 245 kv is designed to be installed in cable entry housings of gasinsulated switchgear gis. High voltage termination hvtz for shielded cables coextruded onepiece termination builtin stress control as an option, the hvtz can also be ordered with tes new line of aluminum shearbolt terminals.
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. 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. Steel wire armour when terminating 11kv cables with heat shrink cable terminations there is a requirement to ensure safe earthing and termination of the armour wires swa steel wire armour using cable glands, commonly referred to as tophat cable glands. Transformer installation method statement electrical. Sps 11kv cable terminations are available to terminate hv high voltage single core and 3 core xlpe, epr and pilc cables in outdoor installations polemounted the video features the. First steps to reliability cable cleats, cable joints. Nexans cable terminations are used for connecting 11kv33kv power cables into mvhv electrical equipment including switchgear, transformers and substations heat shrink terminations are available for both single and 3 core polymeric xlpe epr cables. Enhancing the reliability of cable networks cable accessories for upto 245 kv energy products division. A for indoor terminations cable end box order kits ref. This 11kv cable was originally intended to supply and standby power source for the black start of one facility from the other facility power supply. Ugohs suburban type transformer cable termination hv120 cable termination for distribution transformer endbox indoor terminations hv141 for single core cables, hv143 for multicore. Insulation resistance of hv cable should be checked by using 5 kv megger after installation and before termination of cables and readings shall be. Medium voltage 11kv cable termination to a ring main unit. Heat shrink cable termination outdoor hv 11kv 33kv 3 core.
Power cable accessories under the wellestablished brand name raychem, raychem rpg offers a comprehensive range of cable accessories for almost all cable types. Specification for cable accessories, termination and jointing materials for underground electrical power cables for nominal system voltage up to 33kv check this is the latest process zone version before use. The 11kv enclosure has heavy duty machined hinges with lift off cover padlockable cover and can be 200mm or 300mm deep. Raychem cable terminations for up to 1 kv are acknowledged to be more. Euromold provides a complete range of accessories for. Practical hv cable jointing and terminations for engineers. Figure f2 cable feed into conduit at floor level c from cable reel to cable tray, the cable is fed from the top of the reel to maintain required curvature. Water, dirt, grease and oil resistant, completely maintenance free, shock resistant and unbreakable.
To know the size of cable we must consider a couple of things. Electricity network safety management system manual. 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. There are 619 suppliers who sells 11kv cable on, mainly located in asia. Projects product 11kv433v mobileskid mounted substation sheet 2 of 46 details of equipments. Hv cable terminations 11kv heat shrink termination failure. Providers staff involved with high voltage cable jointing work, and is for reference. Ugohs suburban type transformer cable termination hv120 cable termination for distribution transformer endbox indoor terminations hv141 for single core cables, hv143 for multicore cables outdoor terminations hv142 for single. The new company website is in catwlogue and will be launched in january how to contact us. Next comes the short circuit current of the system, for a 240 volts single phase system, design short circuit is 6ka, for 11kv it is up to 25 ka and 33 kv it is up to 70 ka. Relay rej 603 is used on power transformer 11kv side and is connected to ct 3 secondary with is selected as 80.
Home product range mv terminations 11kv heatshrink terminations. Contractor shall take back all the cable drums from site after successful laying, testing and commissioning of cables. Finally punch the cable lugs on each core terminal with the help of hydraulic crimping tool and insulate the lugs with insulation tape, tie the cable with supporting clamp and gland the cable in the transformer cable termination box, connect the cable to the bushing and fix the bolt tightly using torque wrench. Heat shrink cable termination outdoor hv 11kv 33kv 3. Nexans cable terminations are suitable for connecting and terminating 11kv 3 core polymeric cables with stranded copper or aluminium conductors, 35400sqmm 11kv terminations connect mediumhigh voltage power cables with polymeric insulation including xlpe and epr to mvhv switchgear, transformers and cable boxes suits 3 core bonded or easy strip semiconductive screens. A wide variety of 11kv cable options are available to you, such as copper, aluminum. Silicone rubber is the perfect material for cable terminations. It is important that the cable insulation be free from all moisture and contamination. Were here to save you time, money and effort, and to leave you free to.
This is probably the number one cause of all joint and termination failures. Cable failures cables damaged after installation a tap into an existing cable tee or wye splices. Procedure for glanding and termination of power and control cables downloads at download free pdf files,ebooks and documents. Compact design for limited working access in cable end termination boxes. Each sample shall be delivered freight free, suitably packaged and labelled with the following. Longer tail lengths or extension heat shrink sleevings are also available.
Outdoor termination application a kit of 3 terminations for use outdoors and exposed to prolonged sunshine and other weather conditions. Raychem heatshrinkable medium voltage terminations ixsu. Where the designer wishes to include a variation to a network standard or an alternative material or equipment to that currently approved the designer must obtain authorisation from the network. You can also choose from stranded 11kv cable, as well as from pe 11kv cable, and whether 11kv cable is low voltage, high voltage, or insulated. May 14, 2014 sps 11kv cable terminations are available to terminate hv high voltage single core and 3 core xlpe, epr and pilc cables in outdoor installations polemounted the video features the. Nexans cable terminations 11kv 33kv cold heat shrink. Method statement for installation of high voltage hv. Both facilities have their own power generation system and they are operating in island mode. Here youll find a range of products for the power cable accessories market which has now grown to reflect the broader range of materials used by our core customer base across all industry sectors. It complies with iec 62271209 standard, which essentially specifies the interfaces between the termination and the switchgear. A 3 core medium voltage power cable 11kv bs6622 cu xlpe cts pvc swa pvc 6.
The above photo show the different stages of 11kv cable termination into a ring main unit rmu. High voltage xlpe cable systems technical user guide. Cable systems are equipped with accessories, which have passed the relevant type tests. I have an 11kv cable of about three 3 kilometer length installed between two facilities. Ausgrid does not guarantee that the premises or works are free from concealed dangers or. Raychem heatshrinkable medium voltage terminations ixsufoxsuf are widely acknowledged in the industry and feature an unique integrated znobased stress control system, flexibility of usage for crimp or mechanical lugs, unlimited shelf life and rangetaking kits.
Ns129 11kv joints and terminations paper insulated lead. Followup investigation following the onsite pd tests, an investigation was carried out by the substation engineers looking at the 11kv terminations. Nexans 13kv xlpe threecore indoor heat shrink termination kits close heat shrinkable nexans 11kv33kv srdi termination kits suitable for threecore medium voltage mv polymeric xlpe and epr insulated cables within an enclosed indoor environment, i. An undertaking letter accepting the same shall be furnished by the. The material makes the difference te connectivity raychem cable. A wide variety of 11kv termination kit options are available to you, such as type. Commissioning of an old 11kv unused cable electric power. This network standard includes the following product installation details.
The cable shall be of the paper insulated lead sheathed cable pilc type in conformity with nrs 0 and sans 97. A wide variety of 11kv termination kit options are available to. Our experienced sales staff is ready to assist you with determining the correct product for your project. Euromold is also the manufacturer of electrical components for the high voltage accessories of the. How to calculate size of a cable for 11kv or 33kv line. Fully impregnated, general purpose, single core cables of rated voltages 3,86,6kv, 6. Abtech dpjb high voltage hv cable junction boxes are manufactured from 316l stainless steel and can be configured as through box or with inout connectors at same end. Find wide application in different domains like power generation, electrical utilities and telecommunication sector, these kits are ideal for medium voltage requirements. The supplied length of cable is not sufficient to perform the intended job, e. The cable is fed from the bottom of the reel so that its curvature is continuous with no reversed bends. All heat shrink stresscontrol and antitracking sleeving are contained within each termination kit, along with full installation instructions. Nexans 13kv xlpe threecore indoor heat shrink termination kits close heat shrinkable nexans 11kv 33kv srdi termination kits suitable for threecore medium voltage mv polymeric xlpe and epr insulated cables within an enclosed indoor environment, i. These 3m 11kv terminations offer a safer, more reliable and easier to install solution for medium voltage terminating over other heat shrink. Power cables for nominal system voltage up to 33kv.
Three core kit for indoor 11kv armoured cable, supplied with. In stage 2, the 11kv cable has been pulled into the rmu and the cable end has been prepared for termination to the rmu. Ns129 11kv joints and terminations paper insulated lead covered. Were here to save you time, money and effort, and to leave you free to run your business. Below are pictures and comments on several findings from recent 11kv cable termination inspections. So if you are detailed engineering we would suggest considering rated short circuit current for cable also. Raychem heatshrinkable medium voltage terminations ixsuf. Cwt solder sleeves onestep wire and cable termination 18. Insulation resistance of hv cable should be checked by using 5 kv megger after installation and before termination of cables and readings shall be submitted to the consultant. Cable laying shall be started by rotating the drum in a direction, recommended and marked side of the cable drum and cables are pulled, accordingly.
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