450 Amp Cable Size at 600 Meters (415V Three-Phase (UK / Australia Industrial))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 450 A over 600 m (1968.5 ft).
Copper Cable (≤3% Drop)3× 400 mm²Drop: 8.34V (2.01%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 41.27V (9.94%)
Voltage at Load406.7 VLine Loss: 6500.2 W
Max Power & Breaker323.46 kW450A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 450A at 600m
| 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 | 6671.86 V (1607.68%) | 0.0 V | 11005.45 V (2651.92%) | 5200200.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 4003.12 V (964.61%) | 0.0 V | 6603.27 V (1591.15%) | 3120120.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 2501.95 V (602.88%) | 0.0 V | 4127.04 V (994.47%) | 1950075.0 W | Drop High |
| 6 mm² | 41 A | 32 A | 1667.96 V (401.92%) | 0.0 V | 2751.36 V (662.98%) | 1300050.0 W | Drop High |
| 10 mm² | 57 A | 44 A | 1000.78 V (241.15%) | 0.0 V | 1650.82 V (397.79%) | 780030.0 W | Drop High |
| 16 mm² | 76 A | 59 A | 625.49 V (150.72%) | 0.0 V | 1031.76 V (248.62%) | 487518.8 W | Drop High |
| 25 mm² | 101 A | 78 A | 400.31 V (96.46%) | 14.7 V | 660.33 V (159.11%) | 312012.0 W | Drop High |
| 35 mm² | 125 A | 97 A | 285.94 V (68.9%) | 129.1 V | 471.66 V (113.65%) | 222865.7 W | Drop High |
| 50 mm² | 151 A | 118 A | 200.16 V (48.23%) | 214.8 V | 330.16 V (79.56%) | 156006.0 W | Drop High |
| 70 mm² | 192 A | 150 A | 142.97 V (34.45%) | 272.0 V | 235.83 V (56.83%) | 111432.9 W | Drop High |
| 95 mm² | 232 A | 181 A | 105.35 V (25.38%) | 309.7 V | 173.77 V (41.87%) | 82108.4 W | Drop High |
| 120 mm² | 269 A | 210 A | 83.4 V (20.1%) | 331.6 V | 137.57 V (33.15%) | 65002.5 W | Drop High |
| 150 mm² | 309 A | 241 A | 66.72 V (16.08%) | 348.3 V | 110.05 V (26.52%) | 52002.0 W | Drop High |
| 185 mm² | 353 A | 275 A | 54.1 V (13.04%) | 360.9 V | 89.23 V (21.5%) | 42163.8 W | Drop High |
| 240 mm² | 415 A | 324 A | 41.7 V (10.05%) | 373.3 V | 68.78 V (16.57%) | 32501.2 W | Drop High |
| 300 mm² | 477 A | 372 A | 33.36 V (8.04%) | 381.6 V | 55.03 V (13.26%) | 26001.0 W | Drop High |
| 400 mm² | 570 A | 445 A | 25.02 V (6.03%) | 390.0 V | 41.27 V (9.94%) | 19500.7 W | Drop High |
FAQ — 450 Amp Cable Size at 600 Meters (415V Three-Phase (UK / Australia Industrial))
What mm² cable size is required for 450A at 600 meters (415V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 3× 400 mm² copper cable for 450A over 600m at 415V (voltage drop: 8.34V or 2.01%).
What is the power capacity of 450A at 415V?
At unity power factor, 450A at 415V supports 323.46 kW with a standard 450A circuit breaker.
Related Lengths & Currents (415V)
450A · 5m (415V)450A · 10m (415V)450A · 15m (415V)450A · 20m (415V)450A · 25m (415V)450A · 30m (415V)450A · 35m (415V)450A · 40m (415V)450A · 45m (415V)450A · 50m (415V)450A · 60m (415V)450A · 70m (415V)10A · 600m (415V)16A · 600m (415V)20A · 600m (415V)25A · 600m (415V)32A · 600m (415V)40A · 600m (415V)50A · 600m (415V)63A · 600m (415V)80A · 600m (415V)100A · 600m (415V)125A · 600m (415V)160A · 600m (415V)200A · 600m (415V)