63 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 63 A over 200 m (656.2 ft).
Copper Cable (≤3% Drop)25 mm²Drop: 18.68V (2.71%)
Aluminum Cable (≤3% Drop)50 mm²Drop: 15.41V (2.23%)
Voltage at Load671.3 VLine Loss: 2038.5 W
Max Power & Breaker75.29 kW63A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 63A 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 | 311.35 V (45.12%) | 378.6 V | 513.59 V (74.43%) | 33974.6 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 186.81 V (27.07%) | 503.2 V | 308.15 V (44.66%) | 20384.8 W | Drop High |
| 4 mm² | 32 A | 25 A | 116.76 V (16.92%) | 573.2 V | 192.6 V (27.91%) | 12740.5 W | Drop High |
| 6 mm² | 41 A | 32 A | 77.84 V (11.28%) | 612.2 V | 128.4 V (18.61%) | 8493.7 W | Drop High |
| 10 mm² | 57 A | 44 A | 46.7 V (6.77%) | 643.3 V | 77.04 V (11.16%) | 5096.2 W | Drop High |
| 16 mm² | 76 A | 59 A | 29.19 V (4.23%) | 660.8 V | 48.15 V (6.98%) | 3185.1 W | ~ ≤5% |
| 25 mm² | 101 A | 78 A | 18.68 V (2.71%) | 671.3 V | 30.82 V (4.47%) | 2038.5 W | ✓ OK (≤3%) |
| 35 mm² | 125 A | 97 A | 13.34 V (1.93%) | 676.7 V | 22.01 V (3.19%) | 1456.1 W | ✓ OK (≤3%) |
| 50 mm² | 151 A | 118 A | 9.34 V (1.35%) | 680.7 V | 15.41 V (2.23%) | 1019.2 W | ✓ OK (≤3%) |
| 70 mm² | 192 A | 150 A | 6.67 V (0.97%) | 683.3 V | 11.01 V (1.59%) | 728.0 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 4.92 V (0.71%) | 685.1 V | 8.11 V (1.18%) | 536.4 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 3.89 V (0.56%) | 686.1 V | 6.42 V (0.93%) | 424.7 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 3.11 V (0.45%) | 686.9 V | 5.14 V (0.74%) | 339.7 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 2.52 V (0.37%) | 687.5 V | 4.16 V (0.6%) | 275.5 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 1.95 V (0.28%) | 688.1 V | 3.21 V (0.47%) | 212.3 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 1.56 V (0.23%) | 688.4 V | 2.57 V (0.37%) | 169.9 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 1.17 V (0.17%) | 688.8 V | 1.93 V (0.28%) | 127.4 W | ✓ OK (≤3%) |
FAQ — 63 Amp Cable Size at 200 Meters (690V Three-Phase (Wind / Heavy Industrial))
What mm² cable size is required for 63A at 200 meters (690V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 25 mm² copper cable for 63A over 200m at 690V (voltage drop: 18.68V or 2.71%).
What is the power capacity of 63A at 690V?
At unity power factor, 63A at 690V supports 75.29 kW with a standard 63A circuit breaker.
Related Lengths & Currents (690V)
63A · 5m (690V)63A · 10m (690V)63A · 15m (690V)63A · 20m (690V)63A · 25m (690V)63A · 30m (690V)63A · 35m (690V)63A · 40m (690V)63A · 45m (690V)63A · 50m (690V)63A · 60m (690V)63A · 70m (690V)10A · 200m (690V)16A · 200m (690V)20A · 200m (690V)25A · 200m (690V)32A · 200m (690V)40A · 200m (690V)50A · 200m (690V)80A · 200m (690V)100A · 200m (690V)125A · 200m (690V)160A · 200m (690V)200A · 200m (690V)