475 Amp Cable Size at 5 Meters (48V DC (LiFePO4 Battery Bank / Telecom))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 475 A over 5 m (16.4 ft).
Copper Cable (≤3% Drop)300 mm²Drop: 0.34V (0.71%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 0.42V (0.87%)
Voltage at Load47.7 VLine Loss: 160.9 W
Max Power & Breaker22.8 kW500A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 475A at 5m
| 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 | 67.77 V (141.18%) | 0.0 V | 111.78 V (232.88%) | 32189.2 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 40.66 V (84.71%) | 7.3 V | 67.07 V (139.73%) | 19313.5 W | Drop High |
| 4 mm² | 32 A | 25 A | 25.41 V (52.94%) | 22.6 V | 41.92 V (87.33%) | 12070.9 W | Drop High |
| 6 mm² | 41 A | 32 A | 16.94 V (35.3%) | 31.1 V | 27.95 V (58.22%) | 8047.3 W | Drop High |
| 10 mm² | 57 A | 44 A | 10.16 V (21.18%) | 37.8 V | 16.77 V (34.93%) | 4828.4 W | Drop High |
| 16 mm² | 76 A | 59 A | 6.35 V (13.24%) | 41.6 V | 10.48 V (21.83%) | 3017.7 W | Drop High |
| 25 mm² | 101 A | 78 A | 4.07 V (8.47%) | 43.9 V | 6.71 V (13.97%) | 1931.3 W | Drop High |
| 35 mm² | 125 A | 97 A | 2.9 V (6.05%) | 45.1 V | 4.79 V (9.98%) | 1379.5 W | Drop High |
| 50 mm² | 151 A | 118 A | 2.03 V (4.24%) | 46.0 V | 3.35 V (6.99%) | 965.7 W | Drop High |
| 70 mm² | 192 A | 150 A | 1.45 V (3.03%) | 46.5 V | 2.4 V (4.99%) | 689.8 W | Drop High |
| 95 mm² | 232 A | 181 A | 1.07 V (2.23%) | 46.9 V | 1.76 V (3.68%) | 508.2 W | Drop High |
| 120 mm² | 269 A | 210 A | 0.85 V (1.76%) | 47.2 V | 1.4 V (2.91%) | 402.4 W | Drop High |
| 150 mm² | 309 A | 241 A | 0.68 V (1.41%) | 47.3 V | 1.12 V (2.33%) | 321.9 W | Drop High |
| 185 mm² | 353 A | 275 A | 0.55 V (1.14%) | 47.5 V | 0.91 V (1.89%) | 261.0 W | Drop High |
| 240 mm² | 415 A | 324 A | 0.42 V (0.88%) | 47.6 V | 0.7 V (1.46%) | 201.2 W | Drop High |
| 300 mm² | 477 A | 372 A | 0.34 V (0.71%) | 47.7 V | 0.56 V (1.16%) | 160.9 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.25 V (0.53%) | 47.7 V | 0.42 V (0.87%) | 120.7 W | ✓ OK (≤3%) |
FAQ — 475 Amp Cable Size at 5 Meters (48V DC (LiFePO4 Battery Bank / Telecom))
What mm² cable size is required for 475A at 5 meters (48V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 300 mm² copper cable for 475A over 5m at 48V (voltage drop: 0.34V or 0.71%).
What is the power capacity of 475A at 48V?
At unity power factor, 475A at 48V supports 22.8 kW with a standard 500A circuit breaker.
Related Lengths & Currents (48V)
475A · 10m (48V)475A · 15m (48V)475A · 20m (48V)475A · 25m (48V)475A · 30m (48V)475A · 35m (48V)475A · 40m (48V)475A · 45m (48V)475A · 50m (48V)475A · 60m (48V)475A · 70m (48V)10A · 5m (48V)16A · 5m (48V)20A · 5m (48V)25A · 5m (48V)32A · 5m (48V)40A · 5m (48V)50A · 5m (48V)63A · 5m (48V)80A · 5m (48V)100A · 5m (48V)125A · 5m (48V)160A · 5m (48V)200A · 5m (48V)