Copper Conductor Used for overhead power lines, ground wires, steel stay wires
Nominal area
Structure
Calculated area
Overall diameter
DC resistance at 200C
Min. breaking load
Approx. weight
Permissble current
(mm2)
(N0xmm)
(mm)
(Ω/Km)
(A)
(Kg/Km)
10
7 x 1.35
10.01
4.05
1.8197
3,758
89
95
16
7 x 1.70
15.88
5.10
1.1573
6,031
142
130
25
7 x 2.13
24.93
6.39
0.7336
9,463
224
180
35
7 x 2.51
34.62
7.53
0.5238
13,141
311
220
38
7 x 2.60
37.16
7.80
0.4880
14,100
335
230
50
7 x 3.00
49.46
9.00
0.3688
17,455
444
270
70
19 x 2.13
67.67
10.65
0.2723
27,115
612
340
19 x 2.51
93.97
12.55
0.1944
37,637
850
415
120
19 x 2.80
116.93
14.00
0.1560
46,845
1,058
485
150
19 x 3.15
147.99
15.75
0.1238
55,151
1,338
570
185
37 x 2.51
182.99
17.57
0.1001
73,303
1,659
640
240
37 x 2.84
234.27
19.88
0.0789
93,837
2,124
760
300
37 x 3.15
288.20
22.05
0.0637
107,442
2,614
880
400
37 x 3.66
389.08
25.62
0.0471
144,988
3,528
1,050