Nominal Cross-sectional Area of Cable
Nominal Insulation Thickness
Sheath Thickness
Approx Outer Diameter Of cable
Approx Weight of Cable
D.C Resistance of Cable at 20oC
A.C Resistance at Operating Temperature
Cu
AL
mm2
mm
kg/km
ohm/Km
25
3.4
1.8
21
685
527
0.727
1.2
0.9271
1.5385
35
22
807
586
0.524
0.868
0.6683
1.113
50
23
977
661
0.387
0.641
0.4936
0.822
70
1207
765
0.268
0.443
0.342
0.5681
95
27
1489
889
0.193
0.32
0.2465
0.4105
120
28
1762
1004
0.153
0.253
0.1956
0.3247
150
1.9
30
2080
1133
0.124
0.206
0.1588
0.2645
185
2
32
2453
1285
0.0991
0.164
0.1272
0.2108
240
2.1
34
3100
1584
0.0754
0.125
0.0972
0.1609
300
2.2
36
3723
1829
0.0601
0.1
0.078
0.129
400
2.3
40
4728
2203
0.0407
0.0778
0.0616
0.101
500
2.4
42
5733
2577
0.0366
0.0605
0.0489
0.0789
Operating Capacity
Cable induction
Reactive impedance of Cable
Positive Negative Sequence Impedance
Zero Sequence impedance
Short-circuit Current
Conductor
Screen
Cu tape
Cu Wire
uF/Km
MH/Km
KA
0.1922
0.6143
0.1929
0.9470
1.5505
6.7555
2.2296
7.3669
2.8407
3.69
2.42
1.083
3.506
0.2116
0.5932
0.1163
0.6938
1.1285
6.5067
1.9738
6.9514
2.4182
5.15
3.37
1.082
3.501
0.2367
0.5711
0.1793
0.5252
0.8413
6.3420
1.8010
6.6703
2.1291
7.31
4.79
1.079
3.496
0.2693
0.5466
0.1723
0.3830
0.5936
6.1953
1.6512
6.4214
1.9823
10.2
6.68
1.077
3.491
0.2999
0.5318
0.1670
0.2977
0.4432
6.1047
1.0762
6.2687
1.2399
13.8
9.02
5.449
0.3266
0.5197
0.1632
0.2547
0.3634
6.0688
1.0262
6.1980
1.1551
17.4
11.4
0.3570
0.5079
0.1595
0.2251
0.3089
6.0380
0.9902
6.1437
1.0958
21.7
14.2
1.076
5.440
0.3873
0.5006
0.1572
0.2022
0.2630
6.1704
0.7300
6.2540
0.8134
26.7
17.5
1.251
7.590
0.4290
0.4890
0.1535
0.1817
0.2224
5.1454
0.6999
5.2091
0.7634
34.6
22.6
1.250
7.583
0.4706
0.4818
0.1513
0.1702
0.1988
5.1451
0.6824
5.1962
0.7334
43.1
26.2
1.246
7.560
0.5311
0.4702
0.1476
0.1599
0.1778
5.1047
0.6670
5.1441
0.7063
57.4
37.6
1.245
7.553
0.5839
0.4619
0.1450
0.1530
0.1651
5.1470
0.6552
5.1770
0.6851
71.7
47.0
1.244
7.547
