Application
These cables are specifically designed for carrying medium voltage energy from the transformer in the nacelle to the bottom of the tower.
Standards
Construction
| Conductor | Stranded tinned copper, class 5 according to DIN VDE 0295/IEC 60228 |
| Inner Conductor Layer | Semiconductive rubber compound |
| Insulation | Heat resistant EPR |
| Outer Conductor Layer | Semiconductive rubber compound |
| Sheath | Heat and cold resistant special rubber compound based on CM (Chlorinated synthetic rubber) or CR (Chloroprene rubber) |
Technical Data
| Rated Voltage U0/U (Um) | 12/20kV, 18/30kV, 20/35kV |
| Operating Temperatures | -40℃~+90℃ |
| Minimum Bending Radius | 10×OD |
| Torsion Application | +/100°/m |
| Maximum Permissible Tensile Load | 20N/mm^2 |
| Short-circuit Temperature | 200℃ |
| Flame Retardant | DIN EN 502652-1/IEC 60332-1 |
| Oil Resistant | Yes |
| Ozone Resistant | Yes |
| UV Resistant | Yes |
Dimensions and Weight
12/20KV
| CONSTRUCTION | NOMINAL OVERALL DIAMETER | NOMINAL WEIGHT |
|---|
| NO. OF CORES×MM^2 | MM | KG/KM |
|---|
| 3×25/25 | 61.2 | 4780 |
| 3×35/35 | 65.9 | 5700 |
| 3×50/50 | 69.5 | 6630 |
| 3×70/70 | 73.5 | 7840 |
18/30KV
| CONSTRUCTION | NOMINAL OVERALL DIAMETER | NOMINAL WEIGHT |
|---|
| NO. OF CORES×MM^2 | MM | KG/KM |
|---|
| 3×25/25 | 79.1 | 7520 |
| 3×35/35 | 80.5 | 8050 |
| 3×50/50 | 83.1 | 8920 |
| 3×70/70 | 89.0 | 10600 |
20/35KV
| CONSTRUCTION | NOMINAL OVERALL DIAMETER | NOMINAL WEIGHT |
|---|
| NO. OF CORES×MM^2 | MM | KG/KM |
|---|
| 3×25/25 | 86.2 | 8820 |
| 3×35/35 | 90.8 | 10000 |
| 3×50/50 | 93.0 | 10830 |
| 3×70/70 | 96.1 | 12050 |
