| Specification (mm²) | Conductor Structure (n/mm) | Insulation Thickness (mm) | Minimum Outer Diameter (mm) | Maximum Outer Diameter (mm) | Maximum Conductor Resistance at 20℃ (Ω/km) | Minimum Insulation Resistance at 70℃ (MΩ·km) | Reference Ampacity (A) |
|---|---|---|---|---|---|---|---|
| 1 | 1/1.13 | 0.7 | 2.2 | 2.7 | 18.1 | 0.011 | 15 |
| 1.5 | 1/1.38 | 0.7 | 2.6 | 3.2 | 12.1 | 0.011 | 19 |
| 2.5 | 1/1.78 | 0.8 | 3.2 | 3.9 | 7.41 | 0.01 | 29 |
| 4 | 1/2.25 | 0.8 | 3.8 | 4.4 | 4.61 | 0.0085 | 35 |
| 6 | 1/2.76 | 0.8 | 4.1 | 5.0 | 3.08 | 0.007 | 46 |
| 10 | 7/1.35 | 1.0 | 5.6 | 6.7 | 1.83 | 0.0055 | 63 |
| 16 | 7/1.70 | 1.0 | 6.4 | 7.8 | 1.15 | 0.005 | 85 |
| 25 | 7/2.14 | 1.2 | 8.1 | 8.7 | 0.727 | 0.005 | 112 |
| 35 | 7/2.52 | 1.2 | 9.0 | 10.6 | 0.524 | 0.004 | 138 |
| 50 | 19/1.78 | 1.4 | 10.6 | 12.8 | 0.387 | 0.0045 | 168 |
| 70 | 19/2.14 | 1.4 | 12.1 | 14.6 | 0.268 | 0.0035 | 213 |
| 95 | 19/2.52 | 1.6 | 14.1 | 17.1 | 0.193 | 0.0035 | 268 |
| 120 | 37/2.03 | 1.6 | 15.6 | 18.8 | 0.153 | 0.0032 | 299 |
