45 Amp Cable Size at 60 Meters (230V Single-Phase (IEC Europe / UK / AU))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 45 A over 60 m (196.9 ft).
Copper Cable (≤3% Drop)25 mm²Drop: 4.62V (2.01%)
Aluminum Cable (≤3% Drop)35 mm²Drop: 5.45V (2.37%)
Voltage at Load225.4 VLine Loss: 208.0 W
Max Power & Breaker10.35 kW45A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 45A at 60m
| 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 | 77.04 V (33.5%) | 153.0 V | 127.08 V (55.25%) | 3466.8 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 46.22 V (20.1%) | 183.8 V | 76.25 V (33.15%) | 2080.1 W | Drop High |
| 4 mm² | 32 A | 25 A | 28.89 V (12.56%) | 201.1 V | 47.65 V (20.72%) | 1300.0 W | Drop High |
| 6 mm² | 41 A | 32 A | 19.26 V (8.37%) | 210.7 V | 31.77 V (13.81%) | 866.7 W | Drop High |
| 10 mm² | 57 A | 44 A | 11.56 V (5.02%) | 218.4 V | 19.06 V (8.29%) | 520.0 W | Drop High |
| 16 mm² | 76 A | 59 A | 7.22 V (3.14%) | 222.8 V | 11.91 V (5.18%) | 325.0 W | ~ ≤5% |
| 25 mm² | 101 A | 78 A | 4.62 V (2.01%) | 225.4 V | 7.62 V (3.32%) | 208.0 W | ✓ OK (≤3%) |
| 35 mm² | 125 A | 97 A | 3.3 V (1.44%) | 226.7 V | 5.45 V (2.37%) | 148.6 W | ✓ OK (≤3%) |
| 50 mm² | 151 A | 118 A | 2.31 V (1.0%) | 227.7 V | 3.81 V (1.66%) | 104.0 W | ✓ OK (≤3%) |
| 70 mm² | 192 A | 150 A | 1.65 V (0.72%) | 228.3 V | 2.72 V (1.18%) | 74.3 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 1.22 V (0.53%) | 228.8 V | 2.01 V (0.87%) | 54.7 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 0.96 V (0.42%) | 229.0 V | 1.59 V (0.69%) | 43.3 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 0.77 V (0.33%) | 229.2 V | 1.27 V (0.55%) | 34.7 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 0.62 V (0.27%) | 229.4 V | 1.03 V (0.45%) | 28.1 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 0.48 V (0.21%) | 229.5 V | 0.79 V (0.35%) | 21.7 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 0.39 V (0.17%) | 229.6 V | 0.64 V (0.28%) | 17.3 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.29 V (0.13%) | 229.7 V | 0.48 V (0.21%) | 13.0 W | ✓ OK (≤3%) |
FAQ — 45 Amp Cable Size at 60 Meters (230V Single-Phase (IEC Europe / UK / AU))
What mm² cable size is required for 45A at 60 meters (230V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 25 mm² copper cable for 45A over 60m at 230V (voltage drop: 4.62V or 2.01%).
What is the power capacity of 45A at 230V?
At unity power factor, 45A at 230V supports 10.35 kW with a standard 45A circuit breaker.
Related Lengths & Currents (230V)
45A · 5m (230V)45A · 10m (230V)45A · 15m (230V)45A · 20m (230V)45A · 25m (230V)45A · 30m (230V)45A · 35m (230V)45A · 40m (230V)45A · 45m (230V)45A · 50m (230V)45A · 70m (230V)10A · 60m (230V)16A · 60m (230V)20A · 60m (230V)25A · 60m (230V)32A · 60m (230V)40A · 60m (230V)50A · 60m (230V)63A · 60m (230V)80A · 60m (230V)100A · 60m (230V)125A · 60m (230V)160A · 60m (230V)200A · 60m (230V)