Cabluri | Cabluri de energie | Cabluri de medie tensiune | |
1 | |
72/20 kV sau 12.7/22 kV |
|
Cod Standarde Date Tehnice Aceste cabluri au pierderi in dielectric foarte mici, sunt utilizate in retele energetice in care au loc schimbari neasteptate de incarcare a retelei. Pentru cablaje in zonele rezidentiale si/sau industriale, sub pamant ori in conducte. Constructie
|
Dimensiuni si greutati |
Proprietati electrice |
|||||||
Sectiune nominala |
Diametru exterior (aproximativ) |
Greutate neta (aprox) |
Lungime |
Rezistenta conductor ului la 20 ° C |
Inductanta (approx) |
Capacitanta (approx) |
Conductanta |
|
Sub pamant la 20 ° C |
In aer la 30 ° C |
|||||||
mm 2 |
mm |
kg/km |
m |
ohm/km |
mH/km |
μ F/km
|
A |
A |
3x25/16 |
54.0 |
3600 |
1000 |
0.7270 |
0.437 |
0.130 |
- |
- |
3x35/16 |
56.5 |
4150 |
1000 |
0.5240 |
0.416 |
0.141 |
183 |
182 |
3x50/16 |
59.5 |
4850 |
1000 |
0.3870 |
0.395 |
0.155 |
216 |
217 |
3x70/16 |
63.0 |
5800 |
500 |
0.2680 |
0.373 |
0.172 |
264 |
269 |
3x95/16 |
67.0 |
6900 |
500 |
0.1930 |
0.355 |
0.191 |
316 |
326 |
3x120/16 |
71.0 |
8000 |
500 |
0.1530 |
0.340 |
0.209 |
360 |
377 |
3x150/25 |
74.5 |
9250 |
500 |
0.1240 |
0.329 |
0.225 |
404 |
426 |
3x185/25 |
78.5 |
10650 |
250 |
0.0991 |
0.319 |
0.243 |
457 |
488 |
3x240/25 |
85.0 |
13000 |
250 |
0.0754 |
0.304 |
0.273 |
532 |
576 |
3x300/25 |
90.0 |
15250 |
250 |
0.0601 |
0.295 |
0.296 |
599 |
654 |
3x400/35 |
98.0 |
19100 |
250 |
0.0470 |
0.284 |
0.331 |
685 |
750 |