Xlpe Cable Current Carrying Capacity Table Pdf

1 1 kv single core al copper cond xlpe insulated cables as per is 7098 part i cross sectional area sq mm un armoured cable overall diameter mm normal current rating in amps short circuit current rating for 1sec duration in k.

Xlpe cable current carrying capacity table pdf.

The current ratings are selected from tables 4 to 21 in as nzs 3008. Tables and data in appendices a b c in this catalogue have been extracted. Xlpe insulated armored unarmored cables. The excellent resistance to thermal deformation and the excellent aging property of xlpe cable permit it to carry large current under normal 90 oc emergency 130 oc or short circuit 250 c conditions.

Mv a m three phase a c. Tables extract from vde 0298 t4 06 13 tables. 11 17 18 21 26 and 27 current carrying capacity cables with a nominal voltage up to 1000 v and heat resistant cables vde 0298 t4 08 03 table 11 column 2 and 5. Tables 4 to 21 are based on an ambient temperature of 40 c and a ground temperature of 25 c.

Current rating 13 rating factors 14 weight dimension data current carrying capacity of cables 3 8 6 6 kv e ht xlpe single core 16 6 35 11 kv e 6 6 6 6kv ue ht xlpe single core 17 11 11 kv ue ht xlpe single core 18 12 7 22 kv e ht xlpe single core 19 19 33 kv e ht xlpe single core 20. Mv a m kg 0 5 3 3 93 80 2 0 75 6 6 62 54 3 1 0 10104640 5 1 25 13 37 5 1 5 16163227 5 2 5 25201916 5 4 32251210 5 current carrying capacity. A single phase a c. 522 7 2 559 6 1 5 mm2 a three phase a c.

Where it is intended to group a cable in this table with other cables the cable should be rated at the lowest of the maximum operating temperatures of any of the cables in the group see regulation 512 1 5. Current rating for xlpe land cable systems continuous current ratings for single core cables are given in tables 1 4. For cables having flexible conductors see section 2 4 of this appendix for adjustment factors for current carrying capacity and voltage drop. Dielectric losses in xlpe cables are lower than for epr and fluid filled cables.

It is based on cable type insulation type and the cable installation method. Schedule of installation methods of cables appendix b current rating capacity voltage drop short circuit rating appendix c rating factors. Ease of installation xlpe cable withstands smaller radius bending and is lighter in weight allowing for easy and reliable installation. Current carrying capacity voltage drop single phase a c.

Amps aluminums conductor copper conductor aluminums copper ground duct air ground duct air 1cx4 8. Maximum mass supportable by twin flexible cord see reg.