650 Amp Cable Size at 200 Meters (690V Three-Phase (Wind / Heavy Industrial))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 650 A over 200 m (656.2 ft).
Copper Cable (≤3% Drop)2× 400 mm²Drop: 6.03V (0.88%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 19.87V (2.88%)
Voltage at Load684.0 VLine Loss: 6781.1 W
Max Power & Breaker776.82 kW700A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 650A at 200m
| 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 | 3212.38 V (465.56%) | 0.0 V | 5298.92 V (767.96%) | 3616600.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 1927.43 V (279.34%) | 0.0 V | 3179.35 V (460.78%) | 2169960.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 1204.64 V (174.59%) | 0.0 V | 1987.1 V (287.98%) | 1356225.0 W | Drop High |
| 6 mm² | 41 A | 32 A | 803.09 V (116.39%) | 0.0 V | 1324.73 V (191.99%) | 904150.0 W | Drop High |
| 10 mm² | 57 A | 44 A | 481.86 V (69.83%) | 208.1 V | 794.84 V (115.19%) | 542490.0 W | Drop High |
| 16 mm² | 76 A | 59 A | 301.16 V (43.65%) | 388.8 V | 496.77 V (72.0%) | 339056.2 W | Drop High |
| 25 mm² | 101 A | 78 A | 192.74 V (27.93%) | 497.3 V | 317.94 V (46.08%) | 216996.0 W | Drop High |
| 35 mm² | 125 A | 97 A | 137.67 V (19.95%) | 552.3 V | 227.1 V (32.91%) | 154997.1 W | Drop High |
| 50 mm² | 151 A | 118 A | 96.37 V (13.97%) | 593.6 V | 158.97 V (23.04%) | 108498.0 W | Drop High |
| 70 mm² | 192 A | 150 A | 68.84 V (9.98%) | 621.2 V | 113.55 V (16.46%) | 77498.6 W | Drop High |
| 95 mm² | 232 A | 181 A | 50.72 V (7.35%) | 639.3 V | 83.67 V (12.13%) | 57104.2 W | Drop High |
| 120 mm² | 269 A | 210 A | 40.15 V (5.82%) | 649.8 V | 66.24 V (9.6%) | 45207.5 W | Drop High |
| 150 mm² | 309 A | 241 A | 32.12 V (4.66%) | 657.9 V | 52.99 V (7.68%) | 36166.0 W | Drop High |
| 185 mm² | 353 A | 275 A | 26.05 V (3.77%) | 664.0 V | 42.96 V (6.23%) | 29323.8 W | Drop High |
| 240 mm² | 415 A | 324 A | 20.08 V (2.91%) | 669.9 V | 33.12 V (4.8%) | 22603.7 W | Drop High |
| 300 mm² | 477 A | 372 A | 16.06 V (2.33%) | 673.9 V | 26.49 V (3.84%) | 18083.0 W | Drop High |
| 400 mm² | 570 A | 445 A | 12.05 V (1.75%) | 678.0 V | 19.87 V (2.88%) | 13562.2 W | Drop High |
FAQ — 650 Amp Cable Size at 200 Meters (690V Three-Phase (Wind / Heavy Industrial))
What mm² cable size is required for 650A at 200 meters (690V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 2× 400 mm² copper cable for 650A over 200m at 690V (voltage drop: 6.03V or 0.88%).
What is the power capacity of 650A at 690V?
At unity power factor, 650A at 690V supports 776.82 kW with a standard 700A circuit breaker.
Related Lengths & Currents (690V)
650A · 5m (690V)650A · 10m (690V)650A · 15m (690V)650A · 20m (690V)650A · 25m (690V)650A · 30m (690V)650A · 35m (690V)650A · 40m (690V)650A · 45m (690V)650A · 50m (690V)650A · 60m (690V)650A · 70m (690V)10A · 200m (690V)16A · 200m (690V)20A · 200m (690V)25A · 200m (690V)32A · 200m (690V)40A · 200m (690V)50A · 200m (690V)63A · 200m (690V)80A · 200m (690V)100A · 200m (690V)125A · 200m (690V)160A · 200m (690V)200A · 200m (690V)