32 Amp Cable Size at 80 Meters (230V Single-Phase (IEC Europe / UK / AU))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 32 A over 80 m (262.5 ft).
Copper Cable (≤3% Drop)16 mm²Drop: 6.85V (2.98%)
Aluminum Cable (≤3% Drop)35 mm²Drop: 5.16V (2.25%)
Voltage at Load223.2 VLine Loss: 219.1 W
Max Power & Breaker7.36 kW32A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 32A at 80m
| 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 | 73.05 V (31.76%) | 157.0 V | 120.49 V (52.39%) | 2337.5 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 43.83 V (19.06%) | 186.2 V | 72.29 V (31.43%) | 1402.5 W | Drop High |
| 4 mm² | 32 A | 25 A | 27.39 V (11.91%) | 202.6 V | 45.18 V (19.65%) | 876.5 W | Drop High |
| 6 mm² | 41 A | 32 A | 18.26 V (7.94%) | 211.7 V | 30.12 V (13.1%) | 584.4 W | Drop High |
| 10 mm² | 57 A | 44 A | 10.96 V (4.76%) | 219.0 V | 18.07 V (7.86%) | 350.6 W | ~ ≤5% |
| 16 mm² | 76 A | 59 A | 6.85 V (2.98%) | 223.2 V | 11.3 V (4.91%) | 219.1 W | ✓ OK (≤3%) |
| 25 mm² | 101 A | 78 A | 4.38 V (1.91%) | 225.6 V | 7.23 V (3.14%) | 140.2 W | ✓ OK (≤3%) |
| 35 mm² | 125 A | 97 A | 3.13 V (1.36%) | 226.9 V | 5.16 V (2.25%) | 100.2 W | ✓ OK (≤3%) |
| 50 mm² | 151 A | 118 A | 2.19 V (0.95%) | 227.8 V | 3.61 V (1.57%) | 70.1 W | ✓ OK (≤3%) |
| 70 mm² | 192 A | 150 A | 1.57 V (0.68%) | 228.4 V | 2.58 V (1.12%) | 50.1 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 1.15 V (0.5%) | 228.8 V | 1.9 V (0.83%) | 36.9 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 0.91 V (0.4%) | 229.1 V | 1.51 V (0.65%) | 29.2 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 0.73 V (0.32%) | 229.3 V | 1.2 V (0.52%) | 23.4 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 0.59 V (0.26%) | 229.4 V | 0.98 V (0.42%) | 19.0 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 0.46 V (0.2%) | 229.5 V | 0.75 V (0.33%) | 14.6 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 0.37 V (0.16%) | 229.6 V | 0.6 V (0.26%) | 11.7 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.27 V (0.12%) | 229.7 V | 0.45 V (0.2%) | 8.8 W | ✓ OK (≤3%) |
FAQ — 32 Amp Cable Size at 80 Meters (230V Single-Phase (IEC Europe / UK / AU))
What mm² cable size is required for 32A at 80 meters (230V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 16 mm² copper cable for 32A over 80m at 230V (voltage drop: 6.85V or 2.98%).
What is the power capacity of 32A at 230V?
At unity power factor, 32A at 230V supports 7.36 kW with a standard 32A circuit breaker.
Related Lengths & Currents (230V)
32A · 5m (230V)32A · 10m (230V)32A · 15m (230V)32A · 20m (230V)32A · 25m (230V)32A · 30m (230V)32A · 35m (230V)32A · 40m (230V)32A · 45m (230V)32A · 50m (230V)32A · 60m (230V)32A · 70m (230V)10A · 80m (230V)16A · 80m (230V)20A · 80m (230V)25A · 80m (230V)40A · 80m (230V)50A · 80m (230V)63A · 80m (230V)80A · 80m (230V)100A · 80m (230V)125A · 80m (230V)160A · 80m (230V)200A · 80m (230V)