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facts&DATA

Conductor connections

Standard cross sections of round copper conductors AWG/metric

Metric size Comparison between Metric size Comparison between
ISO AWG/kcmil and metric sizes ISO AWG/kcmil and metric sizes
mm 2 AWG kcmil mm 2 mm 2 AWG kcmil mm 2
0.1 * 28 0.081 16 6 13.3
0.14 * 26 0.128 25 4 21.2
0.2 24 0.205 .5 2 33.6
- 22 0.324 50 (1/0) 0 53.5
0.5 20 0.519 70 (2/0) 00 67.4
0.75 18 0.82 95 (3/0) 000 85
1 - - - (4/0) 0000 107.2
1.5 16 1.3 120 250 127
2.5 14 2.1 150 300 152
4 12 3.3 185 350 177
6 10 5.3 240 500 253
10 8 8.4 300 600 304
* not standardized

Composition and dimensions of single, multi, fine and extra-fine-wire conductors made of copper
Extract from DIN VDE 0295 (06.92)

Nominal cross section Solid Multistrand Fine strand
Maximum dimen- Number of wires Maximum dimen- Number of wires Maximum dimen- Reference number
sion diameter sion diameter sion diameter of wires
mm 2 mm - mm
0.5 0.9 1 - - 1.1 16
0.75 1.0 1 - - 1.3 24
1 1.2 1 - - 1.5 32
1.5 1.5 1 - - 1.8 30
2.5 1.9 1 - - 2.3 50
4 2.4 1 - - 2.9 56
6 2.9 1 - - 3.9 84
10 3.7 1 4.2 7 5.1 80
16 4.6 1 5.3 7 6.3 126
25 - - 6.6 7 7.8 196
35 - - 7.9 7 9.2 276
50 - - 9.1 19 11 396
70 - - 11 19 13.1 360
95 - - 12.9 19 15.1 475
120 - - 14.5 37 17 608
150 - - 16.2 37 19 756
185 - - 18 37 21 925
240 - - 20.6 61 24 1224
Current load capacity of cables or lines
Recommended values for current load capacity of cables or lines for fixed installation and open-air installation should be taken
from DIN VDE 0298 Part4/08.2003

Subject to change without further notice 275