225 Amp Cable Size at 175 Meters (690V Three-Phase (Wind / Heavy Industrial))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 225 A over 175 m (574.1 ft).
Copper Cable (≤3% Drop)95 mm²Drop: 15.36V (2.23%)
Aluminum Cable (≤3% Drop)150 mm²Drop: 16.05V (2.33%)
Voltage at Load674.6 VLine Loss: 5987.1 W
Max Power & Breaker268.9 kW225A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 225A at 175m
| 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 | 972.98 V (141.01%) | 0.0 V | 1604.96 V (232.6%) | 379181.2 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 583.79 V (84.61%) | 106.2 V | 962.98 V (139.56%) | 227508.7 W | Drop High |
| 4 mm² | 32 A | 25 A | 364.87 V (52.88%) | 325.1 V | 601.86 V (87.23%) | 142193.0 W | Drop High |
| 6 mm² | 41 A | 32 A | 243.24 V (35.25%) | 446.8 V | 401.24 V (58.15%) | 94795.3 W | Drop High |
| 10 mm² | 57 A | 44 A | 145.95 V (21.15%) | 544.1 V | 240.74 V (34.89%) | 56877.2 W | Drop High |
| 16 mm² | 76 A | 59 A | 91.22 V (13.22%) | 598.8 V | 150.47 V (21.81%) | 35548.2 W | Drop High |
| 25 mm² | 101 A | 78 A | 58.38 V (8.46%) | 631.6 V | 96.3 V (13.96%) | 22750.9 W | Drop High |
| 35 mm² | 125 A | 97 A | 41.7 V (6.04%) | 648.3 V | 68.78 V (9.97%) | 16250.6 W | Drop High |
| 50 mm² | 151 A | 118 A | 29.19 V (4.23%) | 660.8 V | 48.15 V (6.98%) | 11375.4 W | Drop High |
| 70 mm² | 192 A | 150 A | 20.85 V (3.02%) | 669.2 V | 34.39 V (4.98%) | 8125.3 W | Drop High |
| 95 mm² | 232 A | 181 A | 15.36 V (2.23%) | 674.6 V | 25.34 V (3.67%) | 5987.1 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 12.16 V (1.76%) | 677.8 V | 20.06 V (2.91%) | 4739.8 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 9.73 V (1.41%) | 680.3 V | 16.05 V (2.33%) | 3791.8 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 7.89 V (1.14%) | 682.1 V | 13.01 V (1.89%) | 3074.4 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 6.08 V (0.88%) | 683.9 V | 10.03 V (1.45%) | 2369.9 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 4.86 V (0.71%) | 685.1 V | 8.02 V (1.16%) | 1895.9 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 3.65 V (0.53%) | 686.4 V | 6.02 V (0.87%) | 1421.9 W | ✓ OK (≤3%) |
FAQ — 225 Amp Cable Size at 175 Meters (690V Three-Phase (Wind / Heavy Industrial))
What mm² cable size is required for 225A at 175 meters (690V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 95 mm² copper cable for 225A over 175m at 690V (voltage drop: 15.36V or 2.23%).
What is the power capacity of 225A at 690V?
At unity power factor, 225A at 690V supports 268.9 kW with a standard 225A circuit breaker.
Related Lengths & Currents (690V)
225A · 5m (690V)225A · 10m (690V)225A · 15m (690V)225A · 20m (690V)225A · 25m (690V)225A · 30m (690V)225A · 35m (690V)225A · 40m (690V)225A · 45m (690V)225A · 50m (690V)225A · 60m (690V)225A · 70m (690V)10A · 175m (690V)16A · 175m (690V)20A · 175m (690V)25A · 175m (690V)32A · 175m (690V)40A · 175m (690V)50A · 175m (690V)63A · 175m (690V)80A · 175m (690V)100A · 175m (690V)125A · 175m (690V)160A · 175m (690V)200A · 175m (690V)