700 Amp Cable Size at 600 Meters (690V Three-Phase (Wind / Heavy Industrial))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 700 A over 600 m (1968.5 ft).
Copper Cable (≤3% Drop)2× 400 mm²Drop: 19.46V (2.82%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 64.2V (9.3%)
Voltage at Load670.5 VLine Loss: 23593.5 W
Max Power & Breaker836.58 kW700A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 700A 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 | 10378.45 V (1504.12%) | 0.0 V | 17119.59 V (2481.1%) | 12583200.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 6227.07 V (902.47%) | 0.0 V | 10271.75 V (1488.66%) | 7549920.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 3891.92 V (564.05%) | 0.0 V | 6419.85 V (930.41%) | 4718700.0 W | Drop High |
| 6 mm² | 41 A | 32 A | 2594.61 V (376.03%) | 0.0 V | 4279.9 V (620.28%) | 3145800.0 W | Drop High |
| 10 mm² | 57 A | 44 A | 1556.77 V (225.62%) | 0.0 V | 2567.94 V (372.17%) | 1887480.0 W | Drop High |
| 16 mm² | 76 A | 59 A | 972.98 V (141.01%) | 0.0 V | 1604.96 V (232.6%) | 1179675.0 W | Drop High |
| 25 mm² | 101 A | 78 A | 622.71 V (90.25%) | 67.3 V | 1027.18 V (148.87%) | 754992.0 W | Drop High |
| 35 mm² | 125 A | 97 A | 444.79 V (64.46%) | 245.2 V | 733.7 V (106.33%) | 539280.0 W | Drop High |
| 50 mm² | 151 A | 118 A | 311.35 V (45.12%) | 378.6 V | 513.59 V (74.43%) | 377496.0 W | Drop High |
| 70 mm² | 192 A | 150 A | 222.4 V (32.23%) | 467.6 V | 366.85 V (53.17%) | 269640.0 W | Drop High |
| 95 mm² | 232 A | 181 A | 163.87 V (23.75%) | 526.1 V | 270.31 V (39.18%) | 198682.1 W | Drop High |
| 120 mm² | 269 A | 210 A | 129.73 V (18.8%) | 560.3 V | 213.99 V (31.01%) | 157290.0 W | Drop High |
| 150 mm² | 309 A | 241 A | 103.78 V (15.04%) | 586.2 V | 171.2 V (24.81%) | 125832.0 W | Drop High |
| 185 mm² | 353 A | 275 A | 84.15 V (12.2%) | 605.9 V | 138.81 V (20.12%) | 102025.9 W | Drop High |
| 240 mm² | 415 A | 324 A | 64.87 V (9.4%) | 625.1 V | 107.0 V (15.51%) | 78645.0 W | Drop High |
| 300 mm² | 477 A | 372 A | 51.89 V (7.52%) | 638.1 V | 85.6 V (12.41%) | 62916.0 W | Drop High |
| 400 mm² | 570 A | 445 A | 38.92 V (5.64%) | 651.1 V | 64.2 V (9.3%) | 47187.0 W | Drop High |
FAQ — 700 Amp Cable Size at 600 Meters (690V Three-Phase (Wind / Heavy Industrial))
What mm² cable size is required for 700A at 600 meters (690V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 2× 400 mm² copper cable for 700A over 600m at 690V (voltage drop: 19.46V or 2.82%).
What is the power capacity of 700A at 690V?
At unity power factor, 700A at 690V supports 836.58 kW with a standard 700A circuit breaker.
Related Lengths & Currents (690V)
700A · 5m (690V)700A · 10m (690V)700A · 15m (690V)700A · 20m (690V)700A · 25m (690V)700A · 30m (690V)700A · 35m (690V)700A · 40m (690V)700A · 45m (690V)700A · 50m (690V)700A · 60m (690V)700A · 70m (690V)10A · 600m (690V)16A · 600m (690V)20A · 600m (690V)25A · 600m (690V)32A · 600m (690V)40A · 600m (690V)50A · 600m (690V)63A · 600m (690V)80A · 600m (690V)100A · 600m (690V)125A · 600m (690V)160A · 600m (690V)200A · 600m (690V)