110 Amp Cable Size at 40 Meters (415V Three-Phase (UK / Australia Industrial))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 110 A over 40 m (131.2 ft).
Copper Cable (≤3% Drop)35 mm²Drop: 4.66V (1.12%)
Aluminum Cable (≤3% Drop)50 mm²Drop: 5.38V (1.3%)
Voltage at Load410.3 VLine Loss: 887.8 W
Max Power & Breaker79.07 kW110A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 110A at 40m
| 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 | 108.73 V (26.2%) | 306.3 V | 179.35 V (43.22%) | 20715.2 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 65.24 V (15.72%) | 349.8 V | 107.61 V (25.93%) | 12429.1 W | Drop High |
| 4 mm² | 32 A | 25 A | 40.77 V (9.82%) | 374.2 V | 67.26 V (16.21%) | 7768.2 W | Drop High |
| 6 mm² | 41 A | 32 A | 27.18 V (6.55%) | 387.8 V | 44.84 V (10.8%) | 5178.8 W | Drop High |
| 10 mm² | 57 A | 44 A | 16.31 V (3.93%) | 398.7 V | 26.9 V (6.48%) | 3107.3 W | Drop High |
| 16 mm² | 76 A | 59 A | 10.19 V (2.46%) | 404.8 V | 16.81 V (4.05%) | 1942.0 W | Drop High |
| 25 mm² | 101 A | 78 A | 6.52 V (1.57%) | 408.5 V | 10.76 V (2.59%) | 1242.9 W | Drop High |
| 35 mm² | 125 A | 97 A | 4.66 V (1.12%) | 410.3 V | 7.69 V (1.85%) | 887.8 W | ✓ OK (≤3%) |
| 50 mm² | 151 A | 118 A | 3.26 V (0.79%) | 411.7 V | 5.38 V (1.3%) | 621.5 W | ✓ OK (≤3%) |
| 70 mm² | 192 A | 150 A | 2.33 V (0.56%) | 412.7 V | 3.84 V (0.93%) | 443.9 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 1.72 V (0.41%) | 413.3 V | 2.83 V (0.68%) | 327.1 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 1.36 V (0.33%) | 413.6 V | 2.24 V (0.54%) | 258.9 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 1.09 V (0.26%) | 413.9 V | 1.79 V (0.43%) | 207.2 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 0.88 V (0.21%) | 414.1 V | 1.45 V (0.35%) | 168.0 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 0.68 V (0.16%) | 414.3 V | 1.12 V (0.27%) | 129.5 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 0.54 V (0.13%) | 414.5 V | 0.9 V (0.22%) | 103.6 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.41 V (0.1%) | 414.6 V | 0.67 V (0.16%) | 77.7 W | ✓ OK (≤3%) |
FAQ — 110 Amp Cable Size at 40 Meters (415V Three-Phase (UK / Australia Industrial))
What mm² cable size is required for 110A at 40 meters (415V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 35 mm² copper cable for 110A over 40m at 415V (voltage drop: 4.66V or 1.12%).
What is the power capacity of 110A at 415V?
At unity power factor, 110A at 415V supports 79.07 kW with a standard 110A circuit breaker.
Related Lengths & Currents (415V)
110A · 5m (415V)110A · 10m (415V)110A · 15m (415V)110A · 20m (415V)110A · 25m (415V)110A · 30m (415V)110A · 35m (415V)110A · 45m (415V)110A · 50m (415V)110A · 60m (415V)110A · 70m (415V)10A · 40m (415V)16A · 40m (415V)20A · 40m (415V)25A · 40m (415V)32A · 40m (415V)40A · 40m (415V)50A · 40m (415V)63A · 40m (415V)80A · 40m (415V)100A · 40m (415V)125A · 40m (415V)160A · 40m (415V)200A · 40m (415V)