No. of Core and Nominal Cross Section (mm2) | Conductor Construction No./Dia. (mm) | Nominal Insulation Thickness (mm) | Nominal Sheath Thickness (mm) | Overall Dia. (mm) | Weight (kg/km) | Max. Resistance of Conductor at 20℃ (Ω/km) | Min. Insulation Resistance at 70℃ (Ω/km) | Test Voltage (V) |
3×4A 4×4A 5×4A 7×4A 8×4A |
1/2.25 1/2.25 1/2.25 1/2.25 1/2.25 |
0.8 0.8 0.8 0.8 0.8 |
1.2 1.5 1.5 1.5 1.5 |
12.5 14.0 15.0 16.5 18.0 |
198 268 331 426 494 |
4.61 4.61 4.61 4.61 4.61 |
0.0077 0.0077 0.0077 0.0077 0.0077 |
3000 3000 3000 3000 3000 |
10×4A 12×4A 14×4A |
1/2.25 1/2.25 1/2.25 |
0.8 0.8 0.8 |
1.7 1.7 1.7 |
20.5 21.5 22.5 |
627 712 815 |
4.61 4.61 4.61 |
0.0077 0.0077 0.0077 |
3000 3000 3000 |
3×4B 4×4B 5×4B 7×4B 8×4B |
7/0.85 7/0.85 7/0.85 7/0.85 7/0.85 |
0.8 0.8 0.8 0.8 v0.8 |
1.2 1.5 1.5 1.5 1.5 |
13.5 15.0 16.5 17.5 19.5 |
206 279 345 442 514 |
4.61 4.61 4.61 4.61 4.61 |
0.0077 0.0077 0.0077 0.0077 0.0077 |
3000 3000 3000 3000 3000 |
10×4B 12×4B 14×4B |
7/0.85 7/0.85 7/0.85 |
0.8 0.8 0.8 |
1.7 1.7 1.7 |
22.5 23.0 24.5 |
653 739 845 |
4.61 4.61 4.61 |
0.0077 0.0077 0.0077 |
3000 3000 3000 |