325 Amp Cable Size at 350 Meters (48V DC (LiFePO4 Battery Bank / Telecom))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 325 A over 350 m (1148.3 ft).
Copper Cable (≤3% Drop)9× 400 mm²Drop: 1.35V (2.82%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 20.08V (41.83%)
Voltage at Load46.6 VLine Loss: 439.5 W
Max Power & Breaker15.6 kW350A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 325A at 350m
| 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 | 3245.67 V (6761.81%) | 0.0 V | 5353.83 V (11153.82%) | 1054841.7 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 1947.4 V (4057.08%) | 0.0 V | 3212.3 V (6692.29%) | 632905.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 1217.12 V (2535.68%) | 0.0 V | 2007.69 V (4182.68%) | 395565.6 W | Drop High |
| 6 mm² | 41 A | 32 A | 811.42 V (1690.45%) | 0.0 V | 1338.46 V (2788.45%) | 263710.4 W | Drop High |
| 10 mm² | 57 A | 44 A | 486.85 V (1014.27%) | 0.0 V | 803.07 V (1673.07%) | 158226.2 W | Drop High |
| 16 mm² | 76 A | 59 A | 304.28 V (633.92%) | 0.0 V | 501.92 V (1045.67%) | 98891.4 W | Drop High |
| 25 mm² | 101 A | 78 A | 194.74 V (405.71%) | 0.0 V | 321.23 V (669.23%) | 63290.5 W | Drop High |
| 35 mm² | 125 A | 97 A | 139.1 V (289.79%) | 0.0 V | 229.45 V (478.02%) | 45207.5 W | Drop High |
| 50 mm² | 151 A | 118 A | 97.37 V (202.85%) | 0.0 V | 160.61 V (334.61%) | 31645.2 W | Drop High |
| 70 mm² | 192 A | 150 A | 69.55 V (144.9%) | 0.0 V | 114.72 V (239.01%) | 22603.7 W | Drop High |
| 95 mm² | 232 A | 181 A | 51.25 V (106.77%) | 0.0 V | 84.53 V (176.11%) | 16655.4 W | Drop High |
| 120 mm² | 269 A | 210 A | 40.57 V (84.52%) | 7.4 V | 66.92 V (139.42%) | 13185.5 W | Drop High |
| 150 mm² | 309 A | 241 A | 32.46 V (67.62%) | 15.5 V | 53.54 V (111.54%) | 10548.4 W | Drop High |
| 185 mm² | 353 A | 275 A | 26.32 V (54.83%) | 21.7 V | 43.41 V (90.44%) | 8552.8 W | Drop High |
| 240 mm² | 415 A | 324 A | 20.29 V (42.26%) | 27.7 V | 33.46 V (69.71%) | 6592.8 W | Drop High |
| 300 mm² | 477 A | 372 A | 16.23 V (33.81%) | 31.8 V | 26.77 V (55.77%) | 5274.2 W | Drop High |
| 400 mm² | 570 A | 445 A | 12.17 V (25.36%) | 35.8 V | 20.08 V (41.83%) | 3955.7 W | Drop High |
FAQ — 325 Amp Cable Size at 350 Meters (48V DC (LiFePO4 Battery Bank / Telecom))
What mm² cable size is required for 325A at 350 meters (48V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 9× 400 mm² copper cable for 325A over 350m at 48V (voltage drop: 1.35V or 2.82%).
What is the power capacity of 325A at 48V?
At unity power factor, 325A at 48V supports 15.6 kW with a standard 350A circuit breaker.
Related Lengths & Currents (48V)
325A · 5m (48V)325A · 10m (48V)325A · 15m (48V)325A · 20m (48V)325A · 25m (48V)325A · 30m (48V)325A · 35m (48V)325A · 40m (48V)325A · 45m (48V)325A · 50m (48V)325A · 60m (48V)325A · 70m (48V)10A · 350m (48V)16A · 350m (48V)20A · 350m (48V)25A · 350m (48V)32A · 350m (48V)40A · 350m (48V)50A · 350m (48V)63A · 350m (48V)80A · 350m (48V)100A · 350m (48V)125A · 350m (48V)160A · 350m (48V)200A · 350m (48V)