16 Amp Cable Size at 35 Meters (690V Three-Phase (Wind / Heavy Industrial))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 16 A over 35 m (114.8 ft).
Copper Cable (≤3% Drop)1.5 mm²Drop: 13.84V (2.01%)
Aluminum Cable (≤3% Drop)2.5 mm²Drop: 13.7V (1.98%)
Voltage at Load676.2 VLine Loss: 383.5 W
Max Power & Breaker19.12 kW16A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 16A 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 | 13.84 V (2.01%) | 676.2 V | 22.83 V (3.31%) | 383.5 W | ✓ OK (≤3%) |
| 2.5 mm² | 24 A | 18 A | 8.3 V (1.2%) | 681.7 V | 13.7 V (1.98%) | 230.1 W | ✓ OK (≤3%) |
| 4 mm² | 32 A | 25 A | 5.19 V (0.75%) | 684.8 V | 8.56 V (1.24%) | 143.8 W | ✓ OK (≤3%) |
| 6 mm² | 41 A | 32 A | 3.46 V (0.5%) | 686.5 V | 5.71 V (0.83%) | 95.9 W | ✓ OK (≤3%) |
| 10 mm² | 57 A | 44 A | 2.08 V (0.3%) | 687.9 V | 3.42 V (0.5%) | 57.5 W | ✓ OK (≤3%) |
| 16 mm² | 76 A | 59 A | 1.3 V (0.19%) | 688.7 V | 2.14 V (0.31%) | 36.0 W | ✓ OK (≤3%) |
| 25 mm² | 101 A | 78 A | 0.83 V (0.12%) | 689.2 V | 1.37 V (0.2%) | 23.0 W | ✓ OK (≤3%) |
| 35 mm² | 125 A | 97 A | 0.59 V (0.09%) | 689.4 V | 0.98 V (0.14%) | 16.4 W | ✓ OK (≤3%) |
| 50 mm² | 151 A | 118 A | 0.42 V (0.06%) | 689.6 V | 0.68 V (0.1%) | 11.5 W | ✓ OK (≤3%) |
| 70 mm² | 192 A | 150 A | 0.3 V (0.04%) | 689.7 V | 0.49 V (0.07%) | 8.2 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 0.22 V (0.03%) | 689.8 V | 0.36 V (0.05%) | 6.1 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 0.17 V (0.03%) | 689.8 V | 0.29 V (0.04%) | 4.8 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 0.14 V (0.02%) | 689.9 V | 0.23 V (0.03%) | 3.8 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 0.11 V (0.02%) | 689.9 V | 0.19 V (0.03%) | 3.1 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 0.09 V (0.01%) | 689.9 V | 0.14 V (0.02%) | 2.4 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 0.07 V (0.01%) | 689.9 V | 0.11 V (0.02%) | 1.9 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.05 V (0.01%) | 689.9 V | 0.09 V (0.01%) | 1.4 W | ✓ OK (≤3%) |
FAQ — 16 Amp Cable Size at 35 Meters (690V Three-Phase (Wind / Heavy Industrial))
What mm² cable size is required for 16A at 35 meters (690V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 1.5 mm² copper cable for 16A over 35m at 690V (voltage drop: 13.84V or 2.01%).
What is the power capacity of 16A at 690V?
At unity power factor, 16A at 690V supports 19.12 kW with a standard 16A circuit breaker.
Related Lengths & Currents (690V)
16A · 5m (690V)16A · 10m (690V)16A · 15m (690V)16A · 20m (690V)16A · 25m (690V)16A · 30m (690V)16A · 40m (690V)16A · 45m (690V)16A · 50m (690V)16A · 60m (690V)16A · 70m (690V)10A · 35m (690V)20A · 35m (690V)25A · 35m (690V)32A · 35m (690V)40A · 35m (690V)50A · 35m (690V)63A · 35m (690V)80A · 35m (690V)100A · 35m (690V)125A · 35m (690V)160A · 35m (690V)200A · 35m (690V)