
Table 4H2A PVC/Aluminum/Multiconductor/Unshielded Insulation – IEEE
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- Standard: BS 7671
- Table 4H2A
- Multicore cables insulated with thermoplastic and sheathed in 70°C thermoplastic, unarmored.
- Aluminum conductors
- Driver temperature: 70 °C
- Ambient temperature: 30°C
| Area da section cross nominal do conductor [mm²] | Current carrying capacity in [A] | |||||||
|---|---|---|---|---|---|---|---|---|
| Reference Method A (enclosed in conduit) on the wall with thermal insulation etc.) | Reference Method B (enclosed in conduit) on a wall or in channel, etc.) | Reference Method C (Cut directly) | Reference Method E (outdoors or in perforated cable tray horizontal or vertical) | |||||
| 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 two-phase cable CA or CC | 1 three-phase cable or 1 four-phase cable CA | |
![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| 16 | 44 | 41 | 54 | 48 | 66 | 59 | 73 | 61 |
| 25 | 58 | 53 | 71 | 62 | 83 | 73 | 89 | 78 |
| 35 | 71 | 65 | 86 | 77 | 103 | 90 | 111 | 96 |
| 50 | 86 | 78 | 104 | 92 | 125 | 110 | 135 | 117 |
| 70 | 108 | 98 | 131 | 116 | 160 | 140 | 173 | 150 |
| 95 | 130 | 118 | 157 | 139 | 195 | 170 | 210 | 183 |
| 120 | 135 | 160 | 197 | 212 | ||||
| 150 | 155 | 176 | 227 | 245 | ||||
| 185 | 176 | 199 | 259 | 280 | ||||
| 240 | 207 | 232 | 305 | 330 | ||||
| 300 | 237 | 265 | 351 | 381 | ||||







