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The aluminum wires are used in column, attached to insulators, especially medium and low tensioned distributive networks. The wire structure is one or multilayered. In case of multiple layers, the outer layer is always left threaded, the other layers are right and left threaded by turns. In the case of foreign national standards the EN standard is the authoritative
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Aluminium wire's technical datas can be found in the table.
MSZ 149/2-1983
| Nominal cross section mm² |
Substantive cross section mm² |
Structure | Diameter mm |
Medium Weight kg/km |
Calculated breaking force kN |
Electrical resistance ohm/km |
| 25 | 24,24 | 7x2,1 | 6,3 | 65,7 | 4,24 | 1,172 |
| 35 | 34,35 | 7x2,5 | 7,50 | 91,3 | 5,87 | 0,8265 |
| 50 | 49,47 | 7x3,0 | 9,00 | 134,0 | 8,08 | 0,5740 |
| 70 | 65,79 | 19x2,1 | 10,50 | 182,0 | 11,50 | 0,4408 |
| 95 | 93,25 | 19x2,5 | 12,50 | 258,1 | 15,94 | 0,3111 |
| 120 | 117,00 | 19x2,8 | 14,00 | 323,7 | 19,10 | 0,248 |
| 150 | 148,80 | 19x3,15 | 15,75 | 409,7 | 23,70 | 0,1960 |
| 185 | 181,60 | 37x2,5 | 17,50 | 506,8 | 31,05 | 0,1611 |
| 240 | 242,70 | 37x2,89 | 20,23 | 677,3 | 39,65 | 0,1206 |
| 300 | 299,40 | 37x2,21 | 22,47 | 835,6 | 48,06 | 0,09773 |
| 400 | 400,10 | 61x2,89 | 26,01 | 1121,0 | 61,90 | 0,7338 |
| 500 | 499,10 | 61x3,23 | 29,07 | 1400,0 | 76,00 | 0,05874 |
MSZ EN 1301 és MSZ 142-1987
