110 Amp Cable Size at 45 Meters (690V Three-Phase (Wind / Heavy Industrial))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 110 A over 45 m (147.6 ft).
Copper Cable (≤3% Drop)35 mm²Drop: 5.24V (0.76%)
Aluminum Cable (≤3% Drop)50 mm²Drop: 6.05V (0.88%)
Voltage at Load684.8 VLine Loss: 998.8 W
Max Power & Breaker131.46 kW110A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 110A at 45m
| 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 | 122.32 V (17.73%) | 567.7 V | 201.77 V (29.24%) | 23304.6 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 73.39 V (10.64%) | 616.6 V | 121.06 V (17.54%) | 13982.8 W | Drop High |
| 4 mm² | 32 A | 25 A | 45.87 V (6.65%) | 644.1 V | 75.66 V (10.97%) | 8739.2 W | Drop High |
| 6 mm² | 41 A | 32 A | 30.58 V (4.43%) | 659.4 V | 50.44 V (7.31%) | 5826.2 W | Drop High |
| 10 mm² | 57 A | 44 A | 18.35 V (2.66%) | 671.7 V | 30.26 V (4.39%) | 3495.7 W | Drop High |
| 16 mm² | 76 A | 59 A | 11.47 V (1.66%) | 678.5 V | 18.92 V (2.74%) | 2184.8 W | Drop High |
| 25 mm² | 101 A | 78 A | 7.34 V (1.06%) | 682.7 V | 12.11 V (1.75%) | 1398.3 W | Drop High |
| 35 mm² | 125 A | 97 A | 5.24 V (0.76%) | 684.8 V | 8.65 V (1.25%) | 998.8 W | ✓ OK (≤3%) |
| 50 mm² | 151 A | 118 A | 3.67 V (0.53%) | 686.3 V | 6.05 V (0.88%) | 699.1 W | ✓ OK (≤3%) |
| 70 mm² | 192 A | 150 A | 2.62 V (0.38%) | 687.4 V | 4.32 V (0.63%) | 499.4 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 1.93 V (0.28%) | 688.1 V | 3.19 V (0.46%) | 368.0 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 1.53 V (0.22%) | 688.5 V | 2.52 V (0.37%) | 291.3 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 1.22 V (0.18%) | 688.8 V | 2.02 V (0.29%) | 233.0 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 0.99 V (0.14%) | 689.0 V | 1.64 V (0.24%) | 189.0 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 0.76 V (0.11%) | 689.2 V | 1.26 V (0.18%) | 145.7 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 0.61 V (0.09%) | 689.4 V | 1.01 V (0.15%) | 116.5 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.46 V (0.07%) | 689.5 V | 0.76 V (0.11%) | 87.4 W | ✓ OK (≤3%) |
FAQ — 110 Amp Cable Size at 45 Meters (690V Three-Phase (Wind / Heavy Industrial))
What mm² cable size is required for 110A at 45 meters (690V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 35 mm² copper cable for 110A over 45m at 690V (voltage drop: 5.24V or 0.76%).
What is the power capacity of 110A at 690V?
At unity power factor, 110A at 690V supports 131.46 kW with a standard 110A circuit breaker.
Related Lengths & Currents (690V)
110A · 5m (690V)110A · 10m (690V)110A · 15m (690V)110A · 20m (690V)110A · 25m (690V)110A · 30m (690V)110A · 35m (690V)110A · 40m (690V)110A · 50m (690V)110A · 60m (690V)110A · 70m (690V)10A · 45m (690V)16A · 45m (690V)20A · 45m (690V)25A · 45m (690V)32A · 45m (690V)40A · 45m (690V)50A · 45m (690V)63A · 45m (690V)80A · 45m (690V)100A · 45m (690V)125A · 45m (690V)160A · 45m (690V)200A · 45m (690V)