
Table 4H4A PVC/Aluminum/Multiconductor/Shielded Insulation – IEEE
Home » Table 4H4A PVC/Aluminum/Multiconductor/Shielded Insulation – IEEE
- Standard: BS 7671
- Table 4H4A
- Shielded multi-core cables with 70°C thermoplastic insulation.
- Aluminum conductors
- Driver temperature: 70 °C
- Ambient air temperature: 30 °C
- Ambient soil temperature: 30 °C
| Area da section cross nominal do conductor [mm²] | Current carrying capacity in [A] | |||||
|---|---|---|---|---|---|---|
| Reference Method C (Cut directly) | Reference Method E (outdoors or in perforated cable tray horizontal or vertical) | Reference Method F (directly into the ground or into ducts) (on the ground, inside or around buildings) | ||||
| 1 two-phase cable CA or CC | 1 three-phase cable or 1 four-phase cable CA | 1 two-phase cable CA or CC | 1 three-phase cable or 1 four-phase cable CA | 1 two-phase cable CA or CC | 1 three-phase cable or 1 four-phase cable CA | |
![]() | ![]() | ![]() | ![]() | ![]() | ![]() | |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| 16 | 68 | 58 | 71 | 61 | ||
| 25 | 89 | 76 | 94 | 80 | 77 | 64 |
| 35 | 109 | 94 | 115 | 99 | 93 | 77 |
| 50 | 131 | 113 | 139 | 119 | 109 | 91 |
| 70 | 165 | 143 | 175 | 151 | 135 | 112 |
| 95 | 199 | 174 | 211 | 186 | 159 | 132 |
| 120 | 202 | 216 | 1502 | |||
| 150 | 232 | 250 | 169 | |||
| 185 | 265 | 287 | 190 | |||
| 240 | 312 | 342 | 218 | |||
| 300 | 360 | 399 | 247 | |||





