450 Amp Cable Size at 150 Meters (48V DC (LiFePO4 Battery Bank / Telecom))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 450 A over 150 m (492.1 ft).
Copper Cable (≤3% Drop)6× 400 mm²Drop: 1.2V (2.51%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 11.91V (24.82%)
Voltage at Load46.8 VLine Loss: 541.7 W
Max Power & Breaker21.6 kW450A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 450A at 150m
| 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 | 1926.0 V (4012.5%) | 0.0 V | 3177.0 V (6618.75%) | 866700.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 1155.6 V (2407.5%) | 0.0 V | 1906.2 V (3971.25%) | 520020.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 722.25 V (1504.69%) | 0.0 V | 1191.38 V (2482.03%) | 325012.5 W | Drop High |
| 6 mm² | 41 A | 32 A | 481.5 V (1003.12%) | 0.0 V | 794.25 V (1654.69%) | 216675.0 W | Drop High |
| 10 mm² | 57 A | 44 A | 288.9 V (601.88%) | 0.0 V | 476.55 V (992.81%) | 130005.0 W | Drop High |
| 16 mm² | 76 A | 59 A | 180.56 V (376.17%) | 0.0 V | 297.84 V (620.51%) | 81253.1 W | Drop High |
| 25 mm² | 101 A | 78 A | 115.56 V (240.75%) | 0.0 V | 190.62 V (397.12%) | 52002.0 W | Drop High |
| 35 mm² | 125 A | 97 A | 82.54 V (171.96%) | 0.0 V | 136.16 V (283.66%) | 37144.3 W | Drop High |
| 50 mm² | 151 A | 118 A | 57.78 V (120.37%) | 0.0 V | 95.31 V (198.56%) | 26001.0 W | Drop High |
| 70 mm² | 192 A | 150 A | 41.27 V (85.98%) | 6.7 V | 68.08 V (141.83%) | 18572.1 W | Drop High |
| 95 mm² | 232 A | 181 A | 30.41 V (63.36%) | 17.6 V | 50.16 V (104.51%) | 13684.7 W | Drop High |
| 120 mm² | 269 A | 210 A | 24.07 V (50.16%) | 23.9 V | 39.71 V (82.73%) | 10833.8 W | Drop High |
| 150 mm² | 309 A | 241 A | 19.26 V (40.12%) | 28.7 V | 31.77 V (66.19%) | 8667.0 W | Drop High |
| 185 mm² | 353 A | 275 A | 15.62 V (32.53%) | 32.4 V | 25.76 V (53.67%) | 7027.3 W | Drop High |
| 240 mm² | 415 A | 324 A | 12.04 V (25.08%) | 36.0 V | 19.86 V (41.37%) | 5416.9 W | Drop High |
| 300 mm² | 477 A | 372 A | 9.63 V (20.06%) | 38.4 V | 15.88 V (33.09%) | 4333.5 W | Drop High |
| 400 mm² | 570 A | 445 A | 7.22 V (15.05%) | 40.8 V | 11.91 V (24.82%) | 3250.1 W | Drop High |
FAQ — 450 Amp Cable Size at 150 Meters (48V DC (LiFePO4 Battery Bank / Telecom))
What mm² cable size is required for 450A at 150 meters (48V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 6× 400 mm² copper cable for 450A over 150m at 48V (voltage drop: 1.2V or 2.51%).
What is the power capacity of 450A at 48V?
At unity power factor, 450A at 48V supports 21.6 kW with a standard 450A circuit breaker.
Related Lengths & Currents (48V)
450A · 5m (48V)450A · 10m (48V)450A · 15m (48V)450A · 20m (48V)450A · 25m (48V)450A · 30m (48V)450A · 35m (48V)450A · 40m (48V)450A · 45m (48V)450A · 50m (48V)450A · 60m (48V)450A · 70m (48V)10A · 150m (48V)16A · 150m (48V)20A · 150m (48V)25A · 150m (48V)32A · 150m (48V)40A · 150m (48V)50A · 150m (48V)63A · 150m (48V)80A · 150m (48V)100A · 150m (48V)125A · 150m (48V)160A · 150m (48V)200A · 150m (48V)