The copper wire is made from CuEK material quality wire by twisting one or more layers. The direction of outer layers always right thread. MSZ 64 and MSZ 4956 and DIN 48200/1 contain the regulations for the copper wires' basematerials.
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Parameters of MSZ & DIN wires:
| Nominal cross section mm² |
Effective cross section mm² |
Number of rod db |
Diameter of rod mm |
Diameter of wire mm |
Mass kg/km |
Calculated breaking force kp |
Current intensity A |
| 10 | 10,2 | 7 | 1,35 | 4,05 | 90 | 410 | 90 |
| 16 | 15,89 | 7 | 1,70 | 5,10 | 143 | 650 | 125 |
| 25 | 24,25 | 7 | 2,10 | 6,30 | 219 | 990 | 160 |
| 35 | 34,36 | 7 | 2,50 | 7,50 | 310 | 1405 | 200 |
| 50 | 49,48 | 7 | 3,00 | 9,0 | 447 | 2020 | 250 |
| 50 | 48,36 | 19 | 1,800 | 9,0 | 438 | 1980 | 250 |
| 70 | 65,82 | 19 | 2,10 | 10,5 | 597 | 2690 | 310 |
| 95 | 93,27 | 19 | 2,50 | 12,5 | 846 | 3810 | 380 |
| 120 | 117,00 | 19 | 2,80 | 14,00 | 1061 | 4780 | 440 |
