110 Amp Cable Size at 120 Meters (400V Three-Phase (IEC European Grid))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 110 A over 120 m (393.7 ft).
Copper Cable (≤3% Drop)50 mm²Drop: 9.79V (2.45%)
Aluminum Cable (≤3% Drop)70 mm²Drop: 11.53V (2.88%)
Voltage at Load390.2 VLine Loss: 1864.4 W
Max Power & Breaker76.21 kW110A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 110A at 120m
| 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 | 326.18 V (81.54%) | 73.8 V | 538.04 V (134.51%) | 62145.6 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 195.71 V (48.93%) | 204.3 V | 322.83 V (80.71%) | 37287.4 W | Drop High |
| 4 mm² | 32 A | 25 A | 122.32 V (30.58%) | 277.7 V | 201.77 V (50.44%) | 23304.6 W | Drop High |
| 6 mm² | 41 A | 32 A | 81.54 V (20.39%) | 318.5 V | 134.51 V (33.63%) | 15536.4 W | Drop High |
| 10 mm² | 57 A | 44 A | 48.93 V (12.23%) | 351.1 V | 80.71 V (20.18%) | 9321.8 W | Drop High |
| 16 mm² | 76 A | 59 A | 30.58 V (7.64%) | 369.4 V | 50.44 V (12.61%) | 5826.2 W | Drop High |
| 25 mm² | 101 A | 78 A | 19.57 V (4.89%) | 380.4 V | 32.28 V (8.07%) | 3728.7 W | Drop High |
| 35 mm² | 125 A | 97 A | 13.98 V (3.49%) | 386.0 V | 23.06 V (5.76%) | 2663.4 W | ~ ≤5% |
| 50 mm² | 151 A | 118 A | 9.79 V (2.45%) | 390.2 V | 16.14 V (4.04%) | 1864.4 W | ✓ OK (≤3%) |
| 70 mm² | 192 A | 150 A | 6.99 V (1.75%) | 393.0 V | 11.53 V (2.88%) | 1331.7 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 5.15 V (1.29%) | 394.8 V | 8.5 V (2.12%) | 981.2 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 4.08 V (1.02%) | 395.9 V | 6.73 V (1.68%) | 776.8 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 3.26 V (0.82%) | 396.7 V | 5.38 V (1.35%) | 621.5 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 2.64 V (0.66%) | 397.4 V | 4.36 V (1.09%) | 503.9 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 2.04 V (0.51%) | 398.0 V | 3.36 V (0.84%) | 388.4 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 1.63 V (0.41%) | 398.4 V | 2.69 V (0.67%) | 310.7 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 1.22 V (0.31%) | 398.8 V | 2.02 V (0.5%) | 233.0 W | ✓ OK (≤3%) |
FAQ — 110 Amp Cable Size at 120 Meters (400V Three-Phase (IEC European Grid))
What mm² cable size is required for 110A at 120 meters (400V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 50 mm² copper cable for 110A over 120m at 400V (voltage drop: 9.79V or 2.45%).
What is the power capacity of 110A at 400V?
At unity power factor, 110A at 400V supports 76.21 kW with a standard 110A circuit breaker.
Related Lengths & Currents (400V)
110A · 5m (400V)110A · 10m (400V)110A · 15m (400V)110A · 20m (400V)110A · 25m (400V)110A · 30m (400V)110A · 35m (400V)110A · 40m (400V)110A · 45m (400V)110A · 50m (400V)110A · 60m (400V)110A · 70m (400V)10A · 120m (400V)16A · 120m (400V)20A · 120m (400V)25A · 120m (400V)32A · 120m (400V)40A · 120m (400V)50A · 120m (400V)63A · 120m (400V)80A · 120m (400V)100A · 120m (400V)125A · 120m (400V)160A · 120m (400V)200A · 120m (400V)