35 Amp Cable Size at 35 Meters (415V Three-Phase (UK / Australia Industrial))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 35 A over 35 m (114.8 ft).
Copper Cable (≤3% Drop)6 mm²Drop: 7.57V (1.82%)
Aluminum Cable (≤3% Drop)10 mm²Drop: 7.49V (1.8%)
Voltage at Load407.4 VLine Loss: 458.8 W
Max Power & Breaker25.16 kW35A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 35A at 35m
| 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 | 30.27 V (7.29%) | 384.7 V | 49.93 V (12.03%) | 1835.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 18.16 V (4.38%) | 396.8 V | 29.96 V (7.22%) | 1101.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 11.35 V (2.74%) | 403.6 V | 18.72 V (4.51%) | 688.1 W | Drop High |
| 6 mm² | 41 A | 32 A | 7.57 V (1.82%) | 407.4 V | 12.48 V (3.01%) | 458.8 W | ✓ OK (≤3%) |
| 10 mm² | 57 A | 44 A | 4.54 V (1.09%) | 410.5 V | 7.49 V (1.8%) | 275.3 W | ✓ OK (≤3%) |
| 16 mm² | 76 A | 59 A | 2.84 V (0.68%) | 412.2 V | 4.68 V (1.13%) | 172.0 W | ✓ OK (≤3%) |
| 25 mm² | 101 A | 78 A | 1.82 V (0.44%) | 413.2 V | 3.0 V (0.72%) | 110.1 W | ✓ OK (≤3%) |
| 35 mm² | 125 A | 97 A | 1.3 V (0.31%) | 413.7 V | 2.14 V (0.52%) | 78.6 W | ✓ OK (≤3%) |
| 50 mm² | 151 A | 118 A | 0.91 V (0.22%) | 414.1 V | 1.5 V (0.36%) | 55.1 W | ✓ OK (≤3%) |
| 70 mm² | 192 A | 150 A | 0.65 V (0.16%) | 414.4 V | 1.07 V (0.26%) | 39.3 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 0.48 V (0.12%) | 414.5 V | 0.79 V (0.19%) | 29.0 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 0.38 V (0.09%) | 414.6 V | 0.62 V (0.15%) | 22.9 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 0.3 V (0.07%) | 414.7 V | 0.5 V (0.12%) | 18.4 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 0.25 V (0.06%) | 414.8 V | 0.4 V (0.1%) | 14.9 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 0.19 V (0.05%) | 414.8 V | 0.31 V (0.08%) | 11.5 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 0.15 V (0.04%) | 414.8 V | 0.25 V (0.06%) | 9.2 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.11 V (0.03%) | 414.9 V | 0.19 V (0.05%) | 6.9 W | ✓ OK (≤3%) |
FAQ — 35 Amp Cable Size at 35 Meters (415V Three-Phase (UK / Australia Industrial))
What mm² cable size is required for 35A at 35 meters (415V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 6 mm² copper cable for 35A over 35m at 415V (voltage drop: 7.57V or 1.82%).
What is the power capacity of 35A at 415V?
At unity power factor, 35A at 415V supports 25.16 kW with a standard 35A circuit breaker.
Related Lengths & Currents (415V)
35A · 5m (415V)35A · 10m (415V)35A · 15m (415V)35A · 20m (415V)35A · 25m (415V)35A · 30m (415V)35A · 40m (415V)35A · 45m (415V)35A · 50m (415V)35A · 60m (415V)35A · 70m (415V)10A · 35m (415V)16A · 35m (415V)20A · 35m (415V)25A · 35m (415V)32A · 35m (415V)40A · 35m (415V)50A · 35m (415V)63A · 35m (415V)80A · 35m (415V)100A · 35m (415V)125A · 35m (415V)160A · 35m (415V)200A · 35m (415V)