Removal of the cable insulation and the outer semiconducting layer when connecting or terminating medium voltage. Removal of the core unwind after positioning the termination allows the product to shrink into position, providing a tight seal. This section specifies the medium voltage cable for buildings and structures. 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. The file is used carefully and uniformly around the cable until the. Prysmians splices cover the full range of traditional aluminum interlocked armored mv105 cables as well as teck cable.
Submit high voltage cable splicerterminator certification of competency and experience 30 days before splices or terminations are made in medium voltage cables. Every shielded medium voltage conductor requires terminations at both ends, but why. Mv cable accessories installation best practice pdf ensto. June 10, 2015 page 2 of 3 location of cable tag cable size, type and voltage rating cable destination switchgear and switch number, or building and disconnect switch location date of installation. Motorpact medium voltage motor controller application guide class 8198 data bulletin 8198db0101r02 0920 retain for future use. As a result, general cable offers a wide range of medium voltage industrial cables from 2. Unity cables is a leading cable company that provides medium voltage cables. The elaspeed splice is quick and easy to install, saving time and cost over alternative methods.
The elaspeed terminations shrink evenly on the cable as the inner support core is removed. To connect a third or fourth cable pc 630 with soc 630 alternatively pc 630250 with soc 250 should be used. Terminations phvt raychem heatshrinkable joints for polymeric cables raychem one piece joint voltage page 72 kv 9 145 kv 10 170 kv 11 voltage page 72 kv 123 kv 14 145 kv 15 voltage page 72 kv 28 145 kv 28 voltage page 72 kv 30 145 kv 31 voltage page 52 kv 36 72 kv 37 voltage page 145 kv 39 about te energy high voltage products page 4. Medium voltage cable splicing training the electricity forum. Hdc 630 base kit include material to connect 2 cables. Pipe type cable systems have been decommissioned due to age or problems with the impregnated paper or lpp dielectric. The purpose of a shield on a medium voltage power cable is to confine the equipotential lines within the insulation and to equally distribute voltage flux around the conductor. Nexans and 3m stockists and distributors of a range of medium voltage termination kits and cable joints for applications between 1172kv. Cold shrink medium voltage, 15000 vac platt electric supply. Medium voltage cable electrical wires cable company. Lowvoltage designsoften those used in industrial settingsare rated to 2,000 v or lower. Cold shrink, cable termination, indoor kit, conductor range. The cable is fed from the bottom of the reel so that its curvature is continuous with no reversed bends. Quality certification euromold is committed to providing the highest quality cable accessories available.
A medium voltage insulated cable circuit consists of three single core cables or one three core cable with terminations at each end to connect it to the transformer or switchgear in the network. Terminations making permanent connections between cable and electrical equipment or overhead. Cable joints, cable terminations and cable accessories. Exposed portions of mediumvoltage cables in manholes, handholes and pullboxes shall be individually wrapped with arc and fireproofing tape for entire length, plus one inch 1 into. These cable solutions include nonshielded type mv90 and copper tape shielded type mv105 designs used extensively in pulp. Cable terminations medium voltage cable technologies. The qtii and the qtiii terminations are supplied prestretched on a removable core.
Practice for the installation of medium voltage cable accessories. Cables are designed to carry high earth fault currents comparable with system symmetrical fault currents. Refer to the attached guide specification, mediumvoltage wire, cable, and. The edit log is a record of revisions to the specification beginning in november 20. A highvoltage cable hv cable is a cable used for electric power transmission at high voltage. Control cable terminations shall be locking spade, insulated, compression lugs. The general voltage levels covered by this publication are.
Medium voltage cable splicing training our 2day basic cable splicing training course teaches students the basics of proper splices and terminations in medium voltage cable. To ensure high reliability in use, essential for products that must last for at least 25 years, euromold products are tested at all. Splicerterminator experience during the immediate past 5 years shall include regular and ongoing performance in splicing and. The core is constructed from ethylene propylene rubber epr on a vertical. Cold shrink medium voltage, 15000 vac platt electric. Provide all labor, materials, and equipment as necessary to complete all work as indicated on the drawings, and as specified herein. Raychem heatshrinkable medium voltage terminations ixsufoxsuf. What links here related changes upload file special pages permanent link page. This is how voltage and amperage get distributed to be consumed. Raychem high voltage cable accessories up to 170 kv. Medium voltage terminations general information about heatshrinkable terminations 3. Medium voltage products unigear zs1 medium voltage, arcproof.
Top 10 tips for proper medium voltage cable prep by. There are two things you should remember when it comes to cable splicing and terminating. There are approximately 4100 circuit miles of underground high voltage transmission cable in service in the u. Exposed live portions of mediumvoltage cable terminations shall be insulated with a minimum. The material makes the difference te connectivity raychem cable. Three ranges of voltages are available for cables today. This section covers mediumvoltage cable and terminations for use in the universitys primary and secondary power distribution systems. The individual switchgear sections shall be comprised of three individual compartments. Inspect exposed sections of cables for physical damage. Copper is a good conductor of electricity, right behind silver and gold.
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. Our cold shrink terminations offer a reliable sealing solution for medium and high voltage applications, and are simple to install even in confined work areas helping you save time and money. The green spec table below lists products or services within this section that are often specified for high performance and sustainable projects. Provides added protection from accidental exposure to voltage available in nema 1 and 1a construction. The elaspeed outdoor pct with sheds and indoor pict without sheds are medium voltage cold shrink polymer terminations designed for fast, easy and reliable installation. Cable joints and terminals must be designed to control the highvoltage stress to prevent. Furnish and install medium voltage cable complete with splices and terminations as. Te energy offers a comprehensive range of raychem cable accessories for nearly all cable types up to high. Medium voltage mv accessories catalog prysmian group. The current carrying components are made of copper or aluminum. The raytop programme goes a step further in termination design by taking account of the cable preparation skills required for modern plastic cables. Terminations are a very important part of a cable system. Medium voltage terminations archives power and cables.
Medium voltage cable 15kv terminations electrical test tech. Euromold provides a complete range of accessories for underground cables. Inspect bolted electrical connections for high resistance using one of the following methods. Why are terminations required on shielded medium voltage cables. R ixsucoxsuc heatshrinkable medium voltage terminations for. Compare cable data with drawings and specifications. Mar 20, 2018 this is the medium of which power is supplied to customers or distributed to different locations.
Pdf study of surface discharges on cable termination. Power cables for nominal system voltage up to 33kv. Tool is supplied completely with an operating manual in a box. This section covers medium voltage cable and terminations for use in the universitys primary and secondary power distribution systems. Under its tradename euromold, it provides a complete range of accessories for underground cables.
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