550 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 550 A over 600 m (1968.5 ft).
Copper Cable (≤3% Drop)2× 400 mm²Drop: 15.29V (2.21%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 50.44V (7.31%)
Voltage at Load674.7 VLine Loss: 14565.4 W
Max Power & Breaker657.31 kW600A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 550A 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 | 8154.5 V (1181.81%) | 0.0 V | 13451.11 V (1949.44%) | 7768200.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 4892.7 V (709.09%) | 0.0 V | 8070.66 V (1169.66%) | 4660920.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 3057.94 V (443.18%) | 0.0 V | 5044.16 V (731.04%) | 2913075.0 W | Drop High |
| 6 mm² | 41 A | 32 A | 2038.62 V (295.45%) | 0.0 V | 3362.78 V (487.36%) | 1942050.0 W | Drop High |
| 10 mm² | 57 A | 44 A | 1223.17 V (177.27%) | 0.0 V | 2017.67 V (292.42%) | 1165230.0 W | Drop High |
| 16 mm² | 76 A | 59 A | 764.48 V (110.79%) | 0.0 V | 1261.04 V (182.76%) | 728268.8 W | Drop High |
| 25 mm² | 101 A | 78 A | 489.27 V (70.91%) | 200.7 V | 807.07 V (116.97%) | 466092.0 W | Drop High |
| 35 mm² | 125 A | 97 A | 349.48 V (50.65%) | 340.5 V | 576.48 V (83.55%) | 332922.9 W | Drop High |
| 50 mm² | 151 A | 118 A | 244.63 V (35.45%) | 445.4 V | 403.53 V (58.48%) | 233046.0 W | Drop High |
| 70 mm² | 192 A | 150 A | 174.74 V (25.32%) | 515.3 V | 288.24 V (41.77%) | 166461.4 W | Drop High |
| 95 mm² | 232 A | 181 A | 128.76 V (18.66%) | 561.2 V | 212.39 V (30.78%) | 122655.8 W | Drop High |
| 120 mm² | 269 A | 210 A | 101.93 V (14.77%) | 588.1 V | 168.14 V (24.37%) | 97102.5 W | Drop High |
| 150 mm² | 309 A | 241 A | 81.54 V (11.82%) | 608.5 V | 134.51 V (19.49%) | 77682.0 W | Drop High |
| 185 mm² | 353 A | 275 A | 66.12 V (9.58%) | 623.9 V | 109.06 V (15.81%) | 62985.4 W | Drop High |
| 240 mm² | 415 A | 324 A | 50.97 V (7.39%) | 639.0 V | 84.07 V (12.18%) | 48551.2 W | Drop High |
| 300 mm² | 477 A | 372 A | 40.77 V (5.91%) | 649.2 V | 67.26 V (9.75%) | 38841.0 W | Drop High |
| 400 mm² | 570 A | 445 A | 30.58 V (4.43%) | 659.4 V | 50.44 V (7.31%) | 29130.7 W | ~ ≤5% |
FAQ — 550 Amp Cable Size at 600 Meters (690V Three-Phase (Wind / Heavy Industrial))
What mm² cable size is required for 550A 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 550A over 600m at 690V (voltage drop: 15.29V or 2.21%).
What is the power capacity of 550A at 690V?
At unity power factor, 550A at 690V supports 657.31 kW with a standard 600A circuit breaker.
Related Lengths & Currents (690V)
550A · 5m (690V)550A · 10m (690V)550A · 15m (690V)550A · 20m (690V)550A · 25m (690V)550A · 30m (690V)550A · 35m (690V)550A · 40m (690V)550A · 45m (690V)550A · 50m (690V)550A · 60m (690V)550A · 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)