200 Amp Cable Size at 400 Meters (690V Three-Phase (Wind / Heavy Industrial))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 200 A over 400 m (1312.3 ft).
Copper Cable (≤3% Drop)150 mm²Drop: 19.77V (2.86%)
Aluminum Cable (≤3% Drop)240 mm²Drop: 20.38V (2.95%)
Voltage at Load670.2 VLine Loss: 6848.0 W
Max Power & Breaker239.02 kW200A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 200A at 400m
| 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 | 1976.85 V (286.5%) | 0.0 V | 3260.87 V (472.59%) | 684800.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 1186.11 V (171.9%) | 0.0 V | 1956.52 V (283.55%) | 410880.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 741.32 V (107.44%) | 0.0 V | 1222.83 V (177.22%) | 256800.0 W | Drop High |
| 6 mm² | 41 A | 32 A | 494.21 V (71.62%) | 195.8 V | 815.22 V (118.15%) | 171200.0 W | Drop High |
| 10 mm² | 57 A | 44 A | 296.53 V (42.97%) | 393.5 V | 489.13 V (70.89%) | 102720.0 W | Drop High |
| 16 mm² | 76 A | 59 A | 185.33 V (26.86%) | 504.7 V | 305.71 V (44.31%) | 64200.0 W | Drop High |
| 25 mm² | 101 A | 78 A | 118.61 V (17.19%) | 571.4 V | 195.65 V (28.36%) | 41088.0 W | Drop High |
| 35 mm² | 125 A | 97 A | 84.72 V (12.28%) | 605.3 V | 139.75 V (20.25%) | 29348.6 W | Drop High |
| 50 mm² | 151 A | 118 A | 59.31 V (8.59%) | 630.7 V | 97.83 V (14.18%) | 20544.0 W | Drop High |
| 70 mm² | 192 A | 150 A | 42.36 V (6.14%) | 647.6 V | 69.88 V (10.13%) | 14674.3 W | Drop High |
| 95 mm² | 232 A | 181 A | 31.21 V (4.52%) | 658.8 V | 51.49 V (7.46%) | 10812.6 W | ~ ≤5% |
| 120 mm² | 269 A | 210 A | 24.71 V (3.58%) | 665.3 V | 40.76 V (5.91%) | 8560.0 W | ~ ≤5% |
| 150 mm² | 309 A | 241 A | 19.77 V (2.86%) | 670.2 V | 32.61 V (4.73%) | 6848.0 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 16.03 V (2.32%) | 674.0 V | 26.44 V (3.83%) | 5552.4 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 12.36 V (1.79%) | 677.6 V | 20.38 V (2.95%) | 4280.0 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 9.88 V (1.43%) | 680.1 V | 16.3 V (2.36%) | 3424.0 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 7.41 V (1.07%) | 682.6 V | 12.23 V (1.77%) | 2568.0 W | ✓ OK (≤3%) |
FAQ — 200 Amp Cable Size at 400 Meters (690V Three-Phase (Wind / Heavy Industrial))
What mm² cable size is required for 200A at 400 meters (690V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 150 mm² copper cable for 200A over 400m at 690V (voltage drop: 19.77V or 2.86%).
What is the power capacity of 200A at 690V?
At unity power factor, 200A at 690V supports 239.02 kW with a standard 200A circuit breaker.
Related Lengths & Currents (690V)
200A · 5m (690V)200A · 10m (690V)200A · 15m (690V)200A · 20m (690V)200A · 25m (690V)200A · 30m (690V)200A · 35m (690V)200A · 40m (690V)200A · 45m (690V)200A · 50m (690V)200A · 60m (690V)200A · 70m (690V)10A · 400m (690V)16A · 400m (690V)20A · 400m (690V)25A · 400m (690V)32A · 400m (690V)40A · 400m (690V)50A · 400m (690V)63A · 400m (690V)80A · 400m (690V)100A · 400m (690V)125A · 400m (690V)160A · 400m (690V)