475 Amp Cable Size at 10 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 10 m (32.8 ft).
Copper Cable (≤3% Drop)300 mm²Drop: 0.68V (1.41%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 0.84V (1.75%)
Voltage at Load47.3 VLine Loss: 321.9 W
Max Power & Breaker22.8 kW500A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 475A at 10m
| 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 | 135.53 V (282.36%) | 0.0 V | 223.57 V (465.76%) | 64378.3 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 81.32 V (169.42%) | 0.0 V | 134.14 V (279.46%) | 38627.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 50.82 V (105.89%) | 0.0 V | 83.84 V (174.66%) | 24141.9 W | Drop High |
| 6 mm² | 41 A | 32 A | 33.88 V (70.59%) | 14.1 V | 55.89 V (116.44%) | 16094.6 W | Drop High |
| 10 mm² | 57 A | 44 A | 20.33 V (42.35%) | 27.7 V | 33.53 V (69.86%) | 9656.8 W | Drop High |
| 16 mm² | 76 A | 59 A | 12.71 V (26.47%) | 35.3 V | 20.96 V (43.67%) | 6035.5 W | Drop High |
| 25 mm² | 101 A | 78 A | 8.13 V (16.94%) | 39.9 V | 13.41 V (27.95%) | 3862.7 W | Drop High |
| 35 mm² | 125 A | 97 A | 5.81 V (12.1%) | 42.2 V | 9.58 V (19.96%) | 2759.1 W | Drop High |
| 50 mm² | 151 A | 118 A | 4.07 V (8.47%) | 43.9 V | 6.71 V (13.97%) | 1931.3 W | Drop High |
| 70 mm² | 192 A | 150 A | 2.9 V (6.05%) | 45.1 V | 4.79 V (9.98%) | 1379.5 W | Drop High |
| 95 mm² | 232 A | 181 A | 2.14 V (4.46%) | 45.9 V | 3.53 V (7.35%) | 1016.5 W | Drop High |
| 120 mm² | 269 A | 210 A | 1.69 V (3.53%) | 46.3 V | 2.79 V (5.82%) | 804.7 W | Drop High |
| 150 mm² | 309 A | 241 A | 1.36 V (2.82%) | 46.6 V | 2.24 V (4.66%) | 643.8 W | Drop High |
| 185 mm² | 353 A | 275 A | 1.1 V (2.29%) | 46.9 V | 1.81 V (3.78%) | 522.0 W | Drop High |
| 240 mm² | 415 A | 324 A | 0.85 V (1.76%) | 47.2 V | 1.4 V (2.91%) | 402.4 W | Drop High |
| 300 mm² | 477 A | 372 A | 0.68 V (1.41%) | 47.3 V | 1.12 V (2.33%) | 321.9 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.51 V (1.06%) | 47.5 V | 0.84 V (1.75%) | 241.4 W | ✓ OK (≤3%) |
FAQ — 475 Amp Cable Size at 10 Meters (48V DC (LiFePO4 Battery Bank / Telecom))
What mm² cable size is required for 475A at 10 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 10m at 48V (voltage drop: 0.68V or 1.41%).
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 · 5m (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 · 10m (48V)16A · 10m (48V)20A · 10m (48V)25A · 10m (48V)32A · 10m (48V)40A · 10m (48V)50A · 10m (48V)63A · 10m (48V)80A · 10m (48V)100A · 10m (48V)125A · 10m (48V)160A · 10m (48V)200A · 10m (48V)