175 Amp Cable Size at 35 Meters (415V Three-Phase (UK / Australia Industrial))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 175 A over 35 m (114.8 ft).
Copper Cable (≤3% Drop)70 mm²Drop: 3.24V (0.78%)
Aluminum Cable (≤3% Drop)95 mm²Drop: 3.94V (0.95%)
Voltage at Load411.8 VLine Loss: 983.1 W
Max Power & Breaker125.79 kW175A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 175A at 35m
| 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 | 151.35 V (36.47%) | 263.6 V | 249.66 V (60.16%) | 45876.2 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 90.81 V (21.88%) | 324.2 V | 149.8 V (36.1%) | 27525.7 W | Drop High |
| 4 mm² | 32 A | 25 A | 56.76 V (13.68%) | 358.2 V | 93.62 V (22.56%) | 17203.6 W | Drop High |
| 6 mm² | 41 A | 32 A | 37.84 V (9.12%) | 377.2 V | 62.42 V (15.04%) | 11469.1 W | Drop High |
| 10 mm² | 57 A | 44 A | 22.7 V (5.47%) | 392.3 V | 37.45 V (9.02%) | 6881.4 W | Drop High |
| 16 mm² | 76 A | 59 A | 14.19 V (3.42%) | 400.8 V | 23.41 V (5.64%) | 4300.9 W | Drop High |
| 25 mm² | 101 A | 78 A | 9.08 V (2.19%) | 405.9 V | 14.98 V (3.61%) | 2752.6 W | Drop High |
| 35 mm² | 125 A | 97 A | 6.49 V (1.56%) | 408.5 V | 10.7 V (2.58%) | 1966.1 W | Drop High |
| 50 mm² | 151 A | 118 A | 4.54 V (1.09%) | 410.5 V | 7.49 V (1.8%) | 1376.3 W | Drop High |
| 70 mm² | 192 A | 150 A | 3.24 V (0.78%) | 411.8 V | 5.35 V (1.29%) | 983.1 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 2.39 V (0.58%) | 412.6 V | 3.94 V (0.95%) | 724.4 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 1.89 V (0.46%) | 413.1 V | 3.12 V (0.75%) | 573.5 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 1.51 V (0.36%) | 413.5 V | 2.5 V (0.6%) | 458.8 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 1.23 V (0.3%) | 413.8 V | 2.02 V (0.49%) | 372.0 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 0.95 V (0.23%) | 414.1 V | 1.56 V (0.38%) | 286.7 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 0.76 V (0.18%) | 414.2 V | 1.25 V (0.3%) | 229.4 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.57 V (0.14%) | 414.4 V | 0.94 V (0.23%) | 172.0 W | ✓ OK (≤3%) |
FAQ — 175 Amp Cable Size at 35 Meters (415V Three-Phase (UK / Australia Industrial))
What mm² cable size is required for 175A at 35 meters (415V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 70 mm² copper cable for 175A over 35m at 415V (voltage drop: 3.24V or 0.78%).
What is the power capacity of 175A at 415V?
At unity power factor, 175A at 415V supports 125.79 kW with a standard 175A circuit breaker.
Related Lengths & Currents (415V)
175A · 5m (415V)175A · 10m (415V)175A · 15m (415V)175A · 20m (415V)175A · 25m (415V)175A · 30m (415V)175A · 40m (415V)175A · 45m (415V)175A · 50m (415V)175A · 60m (415V)175A · 70m (415V)10A · 35m (415V)16A · 35m (415V)20A · 35m (415V)25A · 35m (415V)32A · 35m (415V)40A · 35m (415V)50A · 35m (415V)63A · 35m (415V)80A · 35m (415V)100A · 35m (415V)125A · 35m (415V)160A · 35m (415V)200A · 35m (415V)