175 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 175 A over 35 m (114.8 ft).
Copper Cable (≤3% Drop)185 mm²Drop: 1.42V (2.95%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 1.08V (2.25%)
Voltage at Load46.6 VLine Loss: 248.0 W
Max Power & Breaker8.4 kW175A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 175A 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 | 174.77 V (364.1%) | 0.0 V | 288.28 V (600.59%) | 30584.2 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 104.86 V (218.46%) | 0.0 V | 172.97 V (360.35%) | 18350.5 W | Drop High |
| 4 mm² | 32 A | 25 A | 65.54 V (136.54%) | 0.0 V | 108.11 V (225.22%) | 11469.1 W | Drop High |
| 6 mm² | 41 A | 32 A | 43.69 V (91.02%) | 4.3 V | 72.07 V (150.15%) | 7646.0 W | Drop High |
| 10 mm² | 57 A | 44 A | 26.21 V (54.61%) | 21.8 V | 43.24 V (90.09%) | 4587.6 W | Drop High |
| 16 mm² | 76 A | 59 A | 16.38 V (34.13%) | 31.6 V | 27.03 V (56.31%) | 2867.3 W | Drop High |
| 25 mm² | 101 A | 78 A | 10.49 V (21.85%) | 37.5 V | 17.3 V (36.04%) | 1835.0 W | Drop High |
| 35 mm² | 125 A | 97 A | 7.49 V (15.6%) | 40.5 V | 12.35 V (25.74%) | 1310.8 W | Drop High |
| 50 mm² | 151 A | 118 A | 5.24 V (10.92%) | 42.8 V | 8.65 V (18.02%) | 917.5 W | Drop High |
| 70 mm² | 192 A | 150 A | 3.74 V (7.8%) | 44.3 V | 6.18 V (12.87%) | 655.4 W | Drop High |
| 95 mm² | 232 A | 181 A | 2.76 V (5.75%) | 45.2 V | 4.55 V (9.48%) | 482.9 W | Drop High |
| 120 mm² | 269 A | 210 A | 2.18 V (4.55%) | 45.8 V | 3.6 V (7.51%) | 382.3 W | ~ ≤5% |
| 150 mm² | 309 A | 241 A | 1.75 V (3.64%) | 46.3 V | 2.88 V (6.01%) | 305.8 W | ~ ≤5% |
| 185 mm² | 353 A | 275 A | 1.42 V (2.95%) | 46.6 V | 2.34 V (4.87%) | 248.0 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 1.09 V (2.28%) | 46.9 V | 1.8 V (3.75%) | 191.2 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 0.87 V (1.82%) | 47.1 V | 1.44 V (3.0%) | 152.9 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.66 V (1.37%) | 47.3 V | 1.08 V (2.25%) | 114.7 W | ✓ OK (≤3%) |
FAQ — 175 Amp Cable Size at 35 Meters (48V DC (LiFePO4 Battery Bank / Telecom))
What mm² cable size is required for 175A at 35 meters (48V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 185 mm² copper cable for 175A over 35m at 48V (voltage drop: 1.42V or 2.95%).
What is the power capacity of 175A at 48V?
At unity power factor, 175A at 48V supports 8.4 kW with a standard 175A circuit breaker.
Related Lengths & Currents (48V)
175A · 5m (48V)175A · 10m (48V)175A · 15m (48V)175A · 20m (48V)175A · 25m (48V)175A · 30m (48V)175A · 40m (48V)175A · 45m (48V)175A · 50m (48V)175A · 60m (48V)175A · 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)