63 Amp Cable Size at 150 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 150 m (492.1 ft).
Copper Cable (≤3% Drop)25 mm²Drop: 14.01V (2.03%)
Aluminum Cable (≤3% Drop)35 mm²Drop: 16.51V (2.39%)
Voltage at Load676.0 VLine Loss: 1528.9 W
Max Power & Breaker75.29 kW63A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 63A at 150m
| 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 | 233.52 V (33.84%) | 456.5 V | 385.19 V (55.82%) | 25481.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 140.11 V (20.31%) | 549.9 V | 231.11 V (33.49%) | 15288.6 W | Drop High |
| 4 mm² | 32 A | 25 A | 87.57 V (12.69%) | 602.4 V | 144.45 V (20.93%) | 9555.4 W | Drop High |
| 6 mm² | 41 A | 32 A | 58.38 V (8.46%) | 631.6 V | 96.3 V (13.96%) | 6370.2 W | Drop High |
| 10 mm² | 57 A | 44 A | 35.03 V (5.08%) | 655.0 V | 57.78 V (8.37%) | 3822.1 W | Drop High |
| 16 mm² | 76 A | 59 A | 21.89 V (3.17%) | 668.1 V | 36.11 V (5.23%) | 2388.8 W | ~ ≤5% |
| 25 mm² | 101 A | 78 A | 14.01 V (2.03%) | 676.0 V | 23.11 V (3.35%) | 1528.9 W | ✓ OK (≤3%) |
| 35 mm² | 125 A | 97 A | 10.01 V (1.45%) | 680.0 V | 16.51 V (2.39%) | 1092.0 W | ✓ OK (≤3%) |
| 50 mm² | 151 A | 118 A | 7.01 V (1.02%) | 683.0 V | 11.56 V (1.67%) | 764.4 W | ✓ OK (≤3%) |
| 70 mm² | 192 A | 150 A | 5.0 V (0.73%) | 685.0 V | 8.25 V (1.2%) | 546.0 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 3.69 V (0.53%) | 686.3 V | 6.08 V (0.88%) | 402.3 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 2.92 V (0.42%) | 687.1 V | 4.81 V (0.7%) | 318.5 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 2.34 V (0.34%) | 687.7 V | 3.85 V (0.56%) | 254.8 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 1.89 V (0.27%) | 688.1 V | 3.12 V (0.45%) | 206.6 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 1.46 V (0.21%) | 688.5 V | 2.41 V (0.35%) | 159.3 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 1.17 V (0.17%) | 688.8 V | 1.93 V (0.28%) | 127.4 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.88 V (0.13%) | 689.1 V | 1.44 V (0.21%) | 95.6 W | ✓ OK (≤3%) |
FAQ — 63 Amp Cable Size at 150 Meters (690V Three-Phase (Wind / Heavy Industrial))
What mm² cable size is required for 63A at 150 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 150m at 690V (voltage drop: 14.01V or 2.03%).
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 · 150m (690V)16A · 150m (690V)20A · 150m (690V)25A · 150m (690V)32A · 150m (690V)40A · 150m (690V)50A · 150m (690V)80A · 150m (690V)100A · 150m (690V)125A · 150m (690V)160A · 150m (690V)200A · 150m (690V)