110 Amp Cable Size at 50 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 50 m (164.0 ft).
Copper Cable (≤3% Drop)35 mm²Drop: 5.82V (0.84%)
Aluminum Cable (≤3% Drop)50 mm²Drop: 6.73V (0.97%)
Voltage at Load684.2 VLine Loss: 1109.7 W
Max Power & Breaker131.46 kW110A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 110A at 50m
| 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 | 135.91 V (19.7%) | 554.1 V | 224.19 V (32.49%) | 25894.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 81.54 V (11.82%) | 608.5 V | 134.51 V (19.49%) | 15536.4 W | Drop High |
| 4 mm² | 32 A | 25 A | 50.97 V (7.39%) | 639.0 V | 84.07 V (12.18%) | 9710.2 W | Drop High |
| 6 mm² | 41 A | 32 A | 33.98 V (4.92%) | 656.0 V | 56.05 V (8.12%) | 6473.5 W | Drop High |
| 10 mm² | 57 A | 44 A | 20.39 V (2.95%) | 669.6 V | 33.63 V (4.87%) | 3884.1 W | Drop High |
| 16 mm² | 76 A | 59 A | 12.74 V (1.85%) | 677.3 V | 21.02 V (3.05%) | 2427.6 W | Drop High |
| 25 mm² | 101 A | 78 A | 8.15 V (1.18%) | 681.8 V | 13.45 V (1.95%) | 1553.6 W | Drop High |
| 35 mm² | 125 A | 97 A | 5.82 V (0.84%) | 684.2 V | 9.61 V (1.39%) | 1109.7 W | ✓ OK (≤3%) |
| 50 mm² | 151 A | 118 A | 4.08 V (0.59%) | 685.9 V | 6.73 V (0.97%) | 776.8 W | ✓ OK (≤3%) |
| 70 mm² | 192 A | 150 A | 2.91 V (0.42%) | 687.1 V | 4.8 V (0.7%) | 554.9 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 2.15 V (0.31%) | 687.9 V | 3.54 V (0.51%) | 408.9 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 1.7 V (0.25%) | 688.3 V | 2.8 V (0.41%) | 323.7 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 1.36 V (0.2%) | 688.6 V | 2.24 V (0.32%) | 258.9 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 1.1 V (0.16%) | 688.9 V | 1.82 V (0.26%) | 210.0 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 0.85 V (0.12%) | 689.2 V | 1.4 V (0.2%) | 161.8 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 0.68 V (0.1%) | 689.3 V | 1.12 V (0.16%) | 129.5 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.51 V (0.07%) | 689.5 V | 0.84 V (0.12%) | 97.1 W | ✓ OK (≤3%) |
FAQ — 110 Amp Cable Size at 50 Meters (690V Three-Phase (Wind / Heavy Industrial))
What mm² cable size is required for 110A at 50 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 50m at 690V (voltage drop: 5.82V or 0.84%).
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 · 45m (690V)110A · 60m (690V)110A · 70m (690V)10A · 50m (690V)16A · 50m (690V)20A · 50m (690V)25A · 50m (690V)32A · 50m (690V)40A · 50m (690V)50A · 50m (690V)63A · 50m (690V)80A · 50m (690V)100A · 50m (690V)125A · 50m (690V)160A · 50m (690V)200A · 50m (690V)