650 Amp Cable Size at 10 Meters (400V Three-Phase (IEC European Grid))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 650 A over 10 m (32.8 ft).
Copper Cable (≤3% Drop)2× 400 mm²Drop: 0.3V (0.07%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 0.99V (0.25%)
Voltage at Load399.7 VLine Loss: 339.1 W
Max Power & Breaker450.33 kW700A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 650A 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 | 160.62 V (40.15%) | 239.4 V | 264.95 V (66.24%) | 180830.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 96.37 V (24.09%) | 303.6 V | 158.97 V (39.74%) | 108498.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 60.23 V (15.06%) | 339.8 V | 99.35 V (24.84%) | 67811.2 W | Drop High |
| 6 mm² | 41 A | 32 A | 40.15 V (10.04%) | 359.8 V | 66.24 V (16.56%) | 45207.5 W | Drop High |
| 10 mm² | 57 A | 44 A | 24.09 V (6.02%) | 375.9 V | 39.74 V (9.94%) | 27124.5 W | Drop High |
| 16 mm² | 76 A | 59 A | 15.06 V (3.76%) | 384.9 V | 24.84 V (6.21%) | 16952.8 W | Drop High |
| 25 mm² | 101 A | 78 A | 9.64 V (2.41%) | 390.4 V | 15.9 V (3.97%) | 10849.8 W | Drop High |
| 35 mm² | 125 A | 97 A | 6.88 V (1.72%) | 393.1 V | 11.35 V (2.84%) | 7749.9 W | Drop High |
| 50 mm² | 151 A | 118 A | 4.82 V (1.2%) | 395.2 V | 7.95 V (1.99%) | 5424.9 W | Drop High |
| 70 mm² | 192 A | 150 A | 3.44 V (0.86%) | 396.6 V | 5.68 V (1.42%) | 3874.9 W | Drop High |
| 95 mm² | 232 A | 181 A | 2.54 V (0.63%) | 397.5 V | 4.18 V (1.05%) | 2855.2 W | Drop High |
| 120 mm² | 269 A | 210 A | 2.01 V (0.5%) | 398.0 V | 3.31 V (0.83%) | 2260.4 W | Drop High |
| 150 mm² | 309 A | 241 A | 1.61 V (0.4%) | 398.4 V | 2.65 V (0.66%) | 1808.3 W | Drop High |
| 185 mm² | 353 A | 275 A | 1.3 V (0.33%) | 398.7 V | 2.15 V (0.54%) | 1466.2 W | Drop High |
| 240 mm² | 415 A | 324 A | 1.0 V (0.25%) | 399.0 V | 1.66 V (0.41%) | 1130.2 W | Drop High |
| 300 mm² | 477 A | 372 A | 0.8 V (0.2%) | 399.2 V | 1.32 V (0.33%) | 904.1 W | Drop High |
| 400 mm² | 570 A | 445 A | 0.6 V (0.15%) | 399.4 V | 0.99 V (0.25%) | 678.1 W | Drop High |
FAQ — 650 Amp Cable Size at 10 Meters (400V Three-Phase (IEC European Grid))
What mm² cable size is required for 650A at 10 meters (400V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 2× 400 mm² copper cable for 650A over 10m at 400V (voltage drop: 0.3V or 0.07%).
What is the power capacity of 650A at 400V?
At unity power factor, 650A at 400V supports 450.33 kW with a standard 700A circuit breaker.
Related Lengths & Currents (400V)
650A · 5m (400V)650A · 15m (400V)650A · 20m (400V)650A · 25m (400V)650A · 30m (400V)650A · 35m (400V)650A · 40m (400V)650A · 45m (400V)650A · 50m (400V)650A · 60m (400V)650A · 70m (400V)10A · 10m (400V)16A · 10m (400V)20A · 10m (400V)25A · 10m (400V)32A · 10m (400V)40A · 10m (400V)50A · 10m (400V)63A · 10m (400V)80A · 10m (400V)100A · 10m (400V)125A · 10m (400V)160A · 10m (400V)200A · 10m (400V)