110 Amp Cable Size at 120 Meters (48V DC (LiFePO4 Battery Bank / Telecom))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 110 A over 120 m (393.7 ft).
Copper Cable (≤3% Drop)400 mm²Drop: 1.41V (2.94%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 2.33V (4.85%)
Voltage at Load46.6 VLine Loss: 155.4 W
Max Power & Breaker5.28 kW110A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 110A at 120m
| 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 | 376.64 V (784.67%) | 0.0 V | 621.28 V (1294.33%) | 41430.4 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 225.98 V (470.8%) | 0.0 V | 372.77 V (776.6%) | 24858.2 W | Drop High |
| 4 mm² | 32 A | 25 A | 141.24 V (294.25%) | 0.0 V | 232.98 V (485.38%) | 15536.4 W | Drop High |
| 6 mm² | 41 A | 32 A | 94.16 V (196.17%) | 0.0 V | 155.32 V (323.58%) | 10357.6 W | Drop High |
| 10 mm² | 57 A | 44 A | 56.5 V (117.7%) | 0.0 V | 93.19 V (194.15%) | 6214.6 W | Drop High |
| 16 mm² | 76 A | 59 A | 35.31 V (73.56%) | 12.7 V | 58.24 V (121.34%) | 3884.1 W | Drop High |
| 25 mm² | 101 A | 78 A | 22.6 V (47.08%) | 25.4 V | 37.28 V (77.66%) | 2485.8 W | Drop High |
| 35 mm² | 125 A | 97 A | 16.14 V (33.63%) | 31.9 V | 26.63 V (55.47%) | 1775.6 W | Drop High |
| 50 mm² | 151 A | 118 A | 11.3 V (23.54%) | 36.7 V | 18.64 V (38.83%) | 1242.9 W | Drop High |
| 70 mm² | 192 A | 150 A | 8.07 V (16.81%) | 39.9 V | 13.31 V (27.74%) | 887.8 W | Drop High |
| 95 mm² | 232 A | 181 A | 5.95 V (12.39%) | 42.1 V | 9.81 V (20.44%) | 654.2 W | Drop High |
| 120 mm² | 269 A | 210 A | 4.71 V (9.81%) | 43.3 V | 7.77 V (16.18%) | 517.9 W | Drop High |
| 150 mm² | 309 A | 241 A | 3.77 V (7.85%) | 44.2 V | 6.21 V (12.94%) | 414.3 W | Drop High |
| 185 mm² | 353 A | 275 A | 3.05 V (6.36%) | 44.9 V | 5.04 V (10.49%) | 335.9 W | Drop High |
| 240 mm² | 415 A | 324 A | 2.35 V (4.9%) | 45.6 V | 3.88 V (8.09%) | 258.9 W | ~ ≤5% |
| 300 mm² | 477 A | 372 A | 1.88 V (3.92%) | 46.1 V | 3.11 V (6.47%) | 207.2 W | ~ ≤5% |
| 400 mm² | 570 A | 445 A | 1.41 V (2.94%) | 46.6 V | 2.33 V (4.85%) | 155.4 W | ✓ OK (≤3%) |
FAQ — 110 Amp Cable Size at 120 Meters (48V DC (LiFePO4 Battery Bank / Telecom))
What mm² cable size is required for 110A at 120 meters (48V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 400 mm² copper cable for 110A over 120m at 48V (voltage drop: 1.41V or 2.94%).
What is the power capacity of 110A at 48V?
At unity power factor, 110A at 48V supports 5.28 kW with a standard 110A circuit breaker.
Related Lengths & Currents (48V)
110A · 5m (48V)110A · 10m (48V)110A · 15m (48V)110A · 20m (48V)110A · 25m (48V)110A · 30m (48V)110A · 35m (48V)110A · 40m (48V)110A · 45m (48V)110A · 50m (48V)110A · 60m (48V)110A · 70m (48V)10A · 120m (48V)16A · 120m (48V)20A · 120m (48V)25A · 120m (48V)32A · 120m (48V)40A · 120m (48V)50A · 120m (48V)63A · 120m (48V)80A · 120m (48V)100A · 120m (48V)125A · 120m (48V)160A · 120m (48V)200A · 120m (48V)