175 Amp Cable Size at 25 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 25 m (82.0 ft).
Copper Cable (≤3% Drop)150 mm²Drop: 1.25V (2.6%)
Aluminum Cable (≤3% Drop)240 mm²Drop: 1.29V (2.68%)
Voltage at Load46.8 VLine Loss: 218.5 W
Max Power & Breaker8.4 kW175A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 175A at 25m
| 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 | 124.83 V (260.07%) | 0.0 V | 205.92 V (428.99%) | 21845.8 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 74.9 V (156.04%) | 0.0 V | 123.55 V (257.4%) | 13107.5 W | Drop High |
| 4 mm² | 32 A | 25 A | 46.81 V (97.53%) | 1.2 V | 77.22 V (160.87%) | 8192.2 W | Drop High |
| 6 mm² | 41 A | 32 A | 31.21 V (65.02%) | 16.8 V | 51.48 V (107.25%) | 5461.5 W | Drop High |
| 10 mm² | 57 A | 44 A | 18.72 V (39.01%) | 29.3 V | 30.89 V (64.35%) | 3276.9 W | Drop High |
| 16 mm² | 76 A | 59 A | 11.7 V (24.38%) | 36.3 V | 19.3 V (40.22%) | 2048.0 W | Drop High |
| 25 mm² | 101 A | 78 A | 7.49 V (15.6%) | 40.5 V | 12.35 V (25.74%) | 1310.7 W | Drop High |
| 35 mm² | 125 A | 97 A | 5.35 V (11.15%) | 42.6 V | 8.82 V (18.39%) | 936.2 W | Drop High |
| 50 mm² | 151 A | 118 A | 3.74 V (7.8%) | 44.3 V | 6.18 V (12.87%) | 655.4 W | Drop High |
| 70 mm² | 192 A | 150 A | 2.67 V (5.57%) | 45.3 V | 4.41 V (9.19%) | 468.1 W | Drop High |
| 95 mm² | 232 A | 181 A | 1.97 V (4.11%) | 46.0 V | 3.25 V (6.77%) | 344.9 W | ~ ≤5% |
| 120 mm² | 269 A | 210 A | 1.56 V (3.25%) | 46.4 V | 2.57 V (5.36%) | 273.1 W | ~ ≤5% |
| 150 mm² | 309 A | 241 A | 1.25 V (2.6%) | 46.8 V | 2.06 V (4.29%) | 218.5 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 1.01 V (2.11%) | 47.0 V | 1.67 V (3.48%) | 177.1 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 0.78 V (1.63%) | 47.2 V | 1.29 V (2.68%) | 136.5 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 0.62 V (1.3%) | 47.4 V | 1.03 V (2.14%) | 109.2 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.47 V (0.98%) | 47.5 V | 0.77 V (1.61%) | 81.9 W | ✓ OK (≤3%) |
FAQ — 175 Amp Cable Size at 25 Meters (48V DC (LiFePO4 Battery Bank / Telecom))
What mm² cable size is required for 175A at 25 meters (48V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 150 mm² copper cable for 175A over 25m at 48V (voltage drop: 1.25V or 2.6%).
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 · 30m (48V)175A · 35m (48V)175A · 40m (48V)175A · 45m (48V)175A · 50m (48V)175A · 60m (48V)175A · 70m (48V)10A · 25m (48V)16A · 25m (48V)20A · 25m (48V)25A · 25m (48V)32A · 25m (48V)40A · 25m (48V)50A · 25m (48V)63A · 25m (48V)80A · 25m (48V)100A · 25m (48V)125A · 25m (48V)160A · 25m (48V)200A · 25m (48V)