32 Amp Cable Size at 150 Meters (415V Three-Phase (UK / Australia Industrial))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 32 A over 150 m (492.1 ft).
Copper Cable (≤3% Drop)16 mm²Drop: 11.12V (2.68%)
Aluminum Cable (≤3% Drop)25 mm²Drop: 11.74V (2.83%)
Voltage at Load403.9 VLine Loss: 616.3 W
Max Power & Breaker23.0 kW32A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 32A at 150m
| 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 | 118.61 V (28.58%) | 296.4 V | 195.65 V (47.15%) | 6574.1 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 71.17 V (17.15%) | 343.8 V | 117.39 V (28.29%) | 3944.4 W | Drop High |
| 4 mm² | 32 A | 25 A | 44.48 V (10.72%) | 370.5 V | 73.37 V (17.68%) | 2465.3 W | Drop High |
| 6 mm² | 41 A | 32 A | 29.65 V (7.15%) | 385.3 V | 48.91 V (11.79%) | 1643.5 W | Drop High |
| 10 mm² | 57 A | 44 A | 17.79 V (4.29%) | 397.2 V | 29.35 V (7.07%) | 986.1 W | ~ ≤5% |
| 16 mm² | 76 A | 59 A | 11.12 V (2.68%) | 403.9 V | 18.34 V (4.42%) | 616.3 W | ✓ OK (≤3%) |
| 25 mm² | 101 A | 78 A | 7.12 V (1.71%) | 407.9 V | 11.74 V (2.83%) | 394.4 W | ✓ OK (≤3%) |
| 35 mm² | 125 A | 97 A | 5.08 V (1.22%) | 409.9 V | 8.39 V (2.02%) | 281.7 W | ✓ OK (≤3%) |
| 50 mm² | 151 A | 118 A | 3.56 V (0.86%) | 411.4 V | 5.87 V (1.41%) | 197.2 W | ✓ OK (≤3%) |
| 70 mm² | 192 A | 150 A | 2.54 V (0.61%) | 412.5 V | 4.19 V (1.01%) | 140.9 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 1.87 V (0.45%) | 413.1 V | 3.09 V (0.74%) | 103.8 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 1.48 V (0.36%) | 413.5 V | 2.45 V (0.59%) | 82.2 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 1.19 V (0.29%) | 413.8 V | 1.96 V (0.47%) | 65.7 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 0.96 V (0.23%) | 414.0 V | 1.59 V (0.38%) | 53.3 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 0.74 V (0.18%) | 414.3 V | 1.22 V (0.29%) | 41.1 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 0.59 V (0.14%) | 414.4 V | 0.98 V (0.24%) | 32.9 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.44 V (0.11%) | 414.6 V | 0.73 V (0.18%) | 24.7 W | ✓ OK (≤3%) |
FAQ — 32 Amp Cable Size at 150 Meters (415V Three-Phase (UK / Australia Industrial))
What mm² cable size is required for 32A at 150 meters (415V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 16 mm² copper cable for 32A over 150m at 415V (voltage drop: 11.12V or 2.68%).
What is the power capacity of 32A at 415V?
At unity power factor, 32A at 415V supports 23.0 kW with a standard 32A circuit breaker.
Related Lengths & Currents (415V)
32A · 5m (415V)32A · 10m (415V)32A · 15m (415V)32A · 20m (415V)32A · 25m (415V)32A · 30m (415V)32A · 35m (415V)32A · 40m (415V)32A · 45m (415V)32A · 50m (415V)32A · 60m (415V)32A · 70m (415V)10A · 150m (415V)16A · 150m (415V)20A · 150m (415V)25A · 150m (415V)40A · 150m (415V)50A · 150m (415V)63A · 150m (415V)80A · 150m (415V)100A · 150m (415V)125A · 150m (415V)160A · 150m (415V)200A · 150m (415V)