High Voltage Cable Systems Cables and Accessories up to 550 kV

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Development, consultancy, planning and design, cost-optimization, production, logistics, installation and service. With this all-round support the nkt cables HV-team will be at ourcustomer’s service in regard of the products high voltage and extra-high voltage cables and accessories. Optimized internal communication systems, specialized divisions and intensively trained team members are the power behind the customer-orientated installation solutions. With competence and know-how the nkt cables “Power Team” provides secure and reliable power supply wherever fully developed high-voltage power transmission is ...

Vydal: nkt cables s.r.o. Autor: nkt cables

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Poznámky redaktora
/km 0,0283 0,0221 0,0176 Al conductor max. kg/m 17/13 18/13 20/14 Permissible pulling force (Cu/Al) max. 30,0 34,2 38,1 XLPE insulation nom. /km 0,0232 0,0201 0,0175 0,0156 0,0142 0,0129 0,0109 Al conductor approx. mm² 170 170 170 170 170 170 170 Outer diameter approx. /km 0,0393 0,0317 0,0276 Al conductor approx. 2,95 2,95 2,95 at terminations min. 32/19 40/24 50/30 Bending radius during laying min. kg/m 20/14 22/14 24/15 26/16 28/17 30/18 36/20 Permissible pulling force (Cu/Al) max. 33,0 31,0 29,0 Screen, copper wire, cross section nom. /km 0,0375 0,0319 0,0275 0,0240 0,0213 0,0193 0,0156 Field strength U0 at conductor screen approx. 118 118 118 Cable weight (Cu/Al) approx. 29,0 27,0 27,0 27,0 26,0 26,0 26,0 Screen, copper wire, cross section nom. /km 0,0291 0,0247 0,0212 0,0186 0,0165 0,0149 0,0119 Cu conductor resistance 90°C approx. 1,80 1,80 1,85 1,90 1,90 1,95 2,05 Electrical Data Cu conductor resistance 20°C max. 39,0 42,0 45,3 48,5 51,3 54,3 60,9 XLPE insulation nom. µF/km 0,156 0,171 0,180 0,188 0,201 0,209 0,226 Inductance approx. mH/km 0,46 0,44 0,41 Current Ratings/Power Ratings (continuous load) trefoil installation Cu conductor cables circuit A/MVA 594/412 636/441 671/465 2 circuits A/MVA 481/333 512/355 538/373 Al conductor cables circuit A/MVA 499/346 545/378 587/407 2 circuits A/MVA 406/281 440/305 471/326 Type (A)2XS(FL)2Y RMS/170 230/400 with segmental conductor (RMS) Dimensions/Cross Sections mm² 1000 1200 1400 1600 1800 2000 2500 Conductor, round, stranded, segmental, approx. /km 0,0176 0,0151 0,0129 0,0113 0,0101 0,0090 0,0072 Al conductor max. kV/mm 4,2 4,7 5,2 Capacitance per core approx. /km 0,0622 0,0500 0,0409 Field strength U0 at conductor screen approx. mm² 170 170 170 Outer diameter approx. kV/mm 5,3 5,9 6,0 6,1 6,5 6,5 6,7 Capacitance per core approx. kV/mm 12,8 12,7 12,8 at core screen approx. 1,75 1,75 1,75 Electrical Data Cu conductor resistance 20°C max. 3,00 3,00 3,10 3,15 3,20 3,25 3,45 at terminations min. /km 0,0469 0,0367 0,0291 Cu conductor resistance 90°C approx. 50/30 60/36 70/42 80/48 90/54 100/60 125/75 Bending radius during laying min. mH/km 0,56 0,55 0,53 0,52 0,51 0,50 0,47 Current Ratings/Power Ratings (continuous load) flat installation Cu conductor cables circuit A/MVA 938/650 1001/694 1070/741 1125/779 1168/809 1212/840 1289/893 2 circuits A/MVA 804/557 855/592 912/632 957/663 990/686 1026/711 1086/752 Al conductor cables circuit A/MVA 748/518 808/560 868/601 924/640 973/674 1016/704 1112/770 2 circuits A/MVA 641/444 690/478 740/513 787/545 826/572 861/597 938/650 . 121 120 123 127 128 131 138 Cable weight (Cu/Al) approx.9 400 Single Core XLPE Cables with Copper Wire Screen and APL Sheath Type (A)2XS(FL)2Y RM/170 230/400 with stranded compacted conductor (RM) Dimensions/Cross Sections mm² 630 800 1000 Conductor, Al, round, stranded, approx. µF/km 0,119 0,134 0,150 Inductance approx. kV/mm 12,5 12,9 12,6 12,4 12,6 12,4 12,0 at core screen approx