475 Amp Cable Size at 10 Meters (415V Three-Phase (UK / Australia Industrial))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 475 A over 10 m (32.8 ft).
Copper Cable (≤3% Drop)300 mm²Drop: 0.59V (0.14%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 0.73V (0.17%)
Voltage at Load414.4 VLine Loss: 482.8 W
Max Power & Breaker341.43 kW500A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 475A at 10m
| Cross-Section (mm²) | Cu Ampacity | Al Ampacity | Cu Voltage Drop | Load Voltage | Al Voltage Drop | Power Loss | Status |
|---|---|---|---|---|---|---|---|
| 1.5 mm² | 16 A | 12 A | 117.38 V (28.28%) | 297.6 V | 193.61 V (46.65%) | 96567.5 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 70.43 V (16.97%) | 344.6 V | 116.17 V (27.99%) | 57940.5 W | Drop High |
| 4 mm² | 32 A | 25 A | 44.02 V (10.61%) | 371.0 V | 72.61 V (17.5%) | 36212.8 W | Drop High |
| 6 mm² | 41 A | 32 A | 29.34 V (7.07%) | 385.7 V | 48.4 V (11.66%) | 24141.9 W | Drop High |
| 10 mm² | 57 A | 44 A | 17.61 V (4.24%) | 397.4 V | 29.04 V (7.0%) | 14485.1 W | Drop High |
| 16 mm² | 76 A | 59 A | 11.0 V (2.65%) | 404.0 V | 18.15 V (4.37%) | 9053.2 W | Drop High |
| 25 mm² | 101 A | 78 A | 7.04 V (1.7%) | 408.0 V | 11.62 V (2.8%) | 5794.1 W | Drop High |
| 35 mm² | 125 A | 97 A | 5.03 V (1.21%) | 410.0 V | 8.3 V (2.0%) | 4138.6 W | Drop High |
| 50 mm² | 151 A | 118 A | 3.52 V (0.85%) | 411.5 V | 5.81 V (1.4%) | 2897.0 W | Drop High |
| 70 mm² | 192 A | 150 A | 2.52 V (0.61%) | 412.5 V | 4.15 V (1.0%) | 2069.3 W | Drop High |
| 95 mm² | 232 A | 181 A | 1.85 V (0.45%) | 413.1 V | 3.06 V (0.74%) | 1524.8 W | Drop High |
| 120 mm² | 269 A | 210 A | 1.47 V (0.35%) | 413.5 V | 2.42 V (0.58%) | 1207.1 W | Drop High |
| 150 mm² | 309 A | 241 A | 1.17 V (0.28%) | 413.8 V | 1.94 V (0.47%) | 965.7 W | Drop High |
| 185 mm² | 353 A | 275 A | 0.95 V (0.23%) | 414.0 V | 1.57 V (0.38%) | 783.0 W | Drop High |
| 240 mm² | 415 A | 324 A | 0.73 V (0.18%) | 414.3 V | 1.21 V (0.29%) | 603.5 W | Drop High |
| 300 mm² | 477 A | 372 A | 0.59 V (0.14%) | 414.4 V | 0.97 V (0.23%) | 482.8 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.44 V (0.11%) | 414.6 V | 0.73 V (0.17%) | 362.1 W | ✓ OK (≤3%) |
FAQ — 475 Amp Cable Size at 10 Meters (415V Three-Phase (UK / Australia Industrial))
What mm² cable size is required for 475A at 10 meters (415V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 300 mm² copper cable for 475A over 10m at 415V (voltage drop: 0.59V or 0.14%).
What is the power capacity of 475A at 415V?
At unity power factor, 475A at 415V supports 341.43 kW with a standard 500A circuit breaker.
Related Lengths & Currents (415V)
475A · 5m (415V)475A · 15m (415V)475A · 20m (415V)475A · 25m (415V)475A · 30m (415V)475A · 35m (415V)475A · 40m (415V)475A · 45m (415V)475A · 50m (415V)475A · 60m (415V)475A · 70m (415V)10A · 10m (415V)16A · 10m (415V)20A · 10m (415V)25A · 10m (415V)32A · 10m (415V)40A · 10m (415V)50A · 10m (415V)63A · 10m (415V)80A · 10m (415V)100A · 10m (415V)125A · 10m (415V)160A · 10m (415V)200A · 10m (415V)