110 Amp Cable Size at 45 Meters (24V DC (Off-Grid Solar / Industrial Control))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 110 A over 45 m (147.6 ft).
Copper Cable (≤3% Drop)300 mm²Drop: 0.71V (2.94%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 0.87V (3.64%)
Voltage at Load23.3 VLine Loss: 77.7 W
Max Power & Breaker2.64 kW110A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 110A at 45m
| 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 | 141.24 V (588.5%) | 0.0 V | 232.98 V (970.75%) | 15536.4 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 84.74 V (353.1%) | 0.0 V | 139.79 V (582.45%) | 9321.8 W | Drop High |
| 4 mm² | 32 A | 25 A | 52.96 V (220.69%) | 0.0 V | 87.37 V (364.03%) | 5826.1 W | Drop High |
| 6 mm² | 41 A | 32 A | 35.31 V (147.13%) | 0.0 V | 58.24 V (242.69%) | 3884.1 W | Drop High |
| 10 mm² | 57 A | 44 A | 21.19 V (88.28%) | 2.8 V | 34.95 V (145.61%) | 2330.5 W | Drop High |
| 16 mm² | 76 A | 59 A | 13.24 V (55.17%) | 10.8 V | 21.84 V (91.01%) | 1456.5 W | Drop High |
| 25 mm² | 101 A | 78 A | 8.47 V (35.31%) | 15.5 V | 13.98 V (58.24%) | 932.2 W | Drop High |
| 35 mm² | 125 A | 97 A | 6.05 V (25.22%) | 17.9 V | 9.98 V (41.6%) | 665.8 W | Drop High |
| 50 mm² | 151 A | 118 A | 4.24 V (17.65%) | 19.8 V | 6.99 V (29.12%) | 466.1 W | Drop High |
| 70 mm² | 192 A | 150 A | 3.03 V (12.61%) | 21.0 V | 4.99 V (20.8%) | 332.9 W | Drop High |
| 95 mm² | 232 A | 181 A | 2.23 V (9.29%) | 21.8 V | 3.68 V (15.33%) | 245.3 W | Drop High |
| 120 mm² | 269 A | 210 A | 1.77 V (7.36%) | 22.2 V | 2.91 V (12.13%) | 194.2 W | Drop High |
| 150 mm² | 309 A | 241 A | 1.41 V (5.88%) | 22.6 V | 2.33 V (9.71%) | 155.4 W | Drop High |
| 185 mm² | 353 A | 275 A | 1.15 V (4.77%) | 22.9 V | 1.89 V (7.87%) | 126.0 W | ~ ≤5% |
| 240 mm² | 415 A | 324 A | 0.88 V (3.68%) | 23.1 V | 1.46 V (6.07%) | 97.1 W | ~ ≤5% |
| 300 mm² | 477 A | 372 A | 0.71 V (2.94%) | 23.3 V | 1.16 V (4.85%) | 77.7 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.53 V (2.21%) | 23.5 V | 0.87 V (3.64%) | 58.3 W | ✓ OK (≤3%) |
FAQ — 110 Amp Cable Size at 45 Meters (24V DC (Off-Grid Solar / Industrial Control))
What mm² cable size is required for 110A at 45 meters (24V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 300 mm² copper cable for 110A over 45m at 24V (voltage drop: 0.71V or 2.94%).
What is the power capacity of 110A at 24V?
At unity power factor, 110A at 24V supports 2.64 kW with a standard 110A circuit breaker.
Related Lengths & Currents (24V)
110A · 5m (24V)110A · 10m (24V)110A · 15m (24V)110A · 20m (24V)110A · 25m (24V)110A · 30m (24V)110A · 35m (24V)110A · 40m (24V)110A · 50m (24V)110A · 60m (24V)110A · 70m (24V)10A · 45m (24V)16A · 45m (24V)20A · 45m (24V)25A · 45m (24V)32A · 45m (24V)40A · 45m (24V)50A · 45m (24V)63A · 45m (24V)80A · 45m (24V)100A · 45m (24V)125A · 45m (24V)160A · 45m (24V)200A · 45m (24V)