375 Amp Cable Size at 35 Meters (48V DC (LiFePO4 Battery Bank / Telecom))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 375 A over 35 m (114.8 ft).
Copper Cable (≤3% Drop)400 mm²Drop: 1.4V (2.93%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 2.32V (4.83%)
Voltage at Load46.6 VLine Loss: 526.6 W
Max Power & Breaker18.0 kW400A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 375A 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 | 374.5 V (780.21%) | 0.0 V | 617.75 V (1286.98%) | 140437.5 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 224.7 V (468.12%) | 0.0 V | 370.65 V (772.19%) | 84262.5 W | Drop High |
| 4 mm² | 32 A | 25 A | 140.44 V (292.58%) | 0.0 V | 231.66 V (482.62%) | 52664.1 W | Drop High |
| 6 mm² | 41 A | 32 A | 93.62 V (195.05%) | 0.0 V | 154.44 V (321.74%) | 35109.4 W | Drop High |
| 10 mm² | 57 A | 44 A | 56.17 V (117.03%) | 0.0 V | 92.66 V (193.05%) | 21065.6 W | Drop High |
| 16 mm² | 76 A | 59 A | 35.11 V (73.14%) | 12.9 V | 57.91 V (120.65%) | 13166.0 W | Drop High |
| 25 mm² | 101 A | 78 A | 22.47 V (46.81%) | 25.5 V | 37.06 V (77.22%) | 8426.2 W | Drop High |
| 35 mm² | 125 A | 97 A | 16.05 V (33.44%) | 31.9 V | 26.47 V (55.16%) | 6018.8 W | Drop High |
| 50 mm² | 151 A | 118 A | 11.23 V (23.41%) | 36.8 V | 18.53 V (38.61%) | 4213.1 W | Drop High |
| 70 mm² | 192 A | 150 A | 8.03 V (16.72%) | 40.0 V | 13.24 V (27.58%) | 3009.4 W | Drop High |
| 95 mm² | 232 A | 181 A | 5.91 V (12.32%) | 42.1 V | 9.75 V (20.32%) | 2217.4 W | Drop High |
| 120 mm² | 269 A | 210 A | 4.68 V (9.75%) | 43.3 V | 7.72 V (16.09%) | 1755.5 W | Drop High |
| 150 mm² | 309 A | 241 A | 3.74 V (7.8%) | 44.3 V | 6.18 V (12.87%) | 1404.4 W | Drop High |
| 185 mm² | 353 A | 275 A | 3.04 V (6.33%) | 45.0 V | 5.01 V (10.43%) | 1138.7 W | Drop High |
| 240 mm² | 415 A | 324 A | 2.34 V (4.88%) | 45.7 V | 3.86 V (8.04%) | 877.7 W | ~ ≤5% |
| 300 mm² | 477 A | 372 A | 1.87 V (3.9%) | 46.1 V | 3.09 V (6.43%) | 702.2 W | ~ ≤5% |
| 400 mm² | 570 A | 445 A | 1.4 V (2.93%) | 46.6 V | 2.32 V (4.83%) | 526.6 W | ✓ OK (≤3%) |
FAQ — 375 Amp Cable Size at 35 Meters (48V DC (LiFePO4 Battery Bank / Telecom))
What mm² cable size is required for 375A at 35 meters (48V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 400 mm² copper cable for 375A over 35m at 48V (voltage drop: 1.4V or 2.93%).
What is the power capacity of 375A at 48V?
At unity power factor, 375A at 48V supports 18.0 kW with a standard 400A circuit breaker.
Related Lengths & Currents (48V)
375A · 5m (48V)375A · 10m (48V)375A · 15m (48V)375A · 20m (48V)375A · 25m (48V)375A · 30m (48V)375A · 40m (48V)375A · 45m (48V)375A · 50m (48V)375A · 60m (48V)375A · 70m (48V)10A · 35m (48V)16A · 35m (48V)20A · 35m (48V)25A · 35m (48V)32A · 35m (48V)40A · 35m (48V)50A · 35m (48V)63A · 35m (48V)80A · 35m (48V)100A · 35m (48V)125A · 35m (48V)160A · 35m (48V)200A · 35m (48V)