10 Amp Cable Size at 100 Meters (48V DC (LiFePO4 Battery Bank / Telecom))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 10 A over 100 m (328.1 ft).
Copper Cable (≤3% Drop)35 mm²Drop: 1.22V (2.55%)
Aluminum Cable (≤3% Drop)50 mm²Drop: 1.41V (2.94%)
Voltage at Load46.8 VLine Loss: 12.2 W
Max Power & Breaker0.48 kW10A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 10A at 100m
| 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 | 28.53 V (59.44%) | 19.5 V | 47.07 V (98.06%) | 285.3 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 17.12 V (35.67%) | 30.9 V | 28.24 V (58.83%) | 171.2 W | Drop High |
| 4 mm² | 32 A | 25 A | 10.7 V (22.29%) | 37.3 V | 17.65 V (36.77%) | 107.0 W | Drop High |
| 6 mm² | 41 A | 32 A | 7.13 V (14.86%) | 40.9 V | 11.77 V (24.51%) | 71.3 W | Drop High |
| 10 mm² | 57 A | 44 A | 4.28 V (8.92%) | 43.7 V | 7.06 V (14.71%) | 42.8 W | Drop High |
| 16 mm² | 76 A | 59 A | 2.67 V (5.57%) | 45.3 V | 4.41 V (9.19%) | 26.7 W | Drop High |
| 25 mm² | 101 A | 78 A | 1.71 V (3.57%) | 46.3 V | 2.82 V (5.88%) | 17.1 W | ~ ≤5% |
| 35 mm² | 125 A | 97 A | 1.22 V (2.55%) | 46.8 V | 2.02 V (4.2%) | 12.2 W | ✓ OK (≤3%) |
| 50 mm² | 151 A | 118 A | 0.86 V (1.78%) | 47.1 V | 1.41 V (2.94%) | 8.6 W | ✓ OK (≤3%) |
| 70 mm² | 192 A | 150 A | 0.61 V (1.27%) | 47.4 V | 1.01 V (2.1%) | 6.1 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 0.45 V (0.94%) | 47.5 V | 0.74 V (1.55%) | 4.5 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 0.36 V (0.74%) | 47.6 V | 0.59 V (1.23%) | 3.6 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 0.29 V (0.59%) | 47.7 V | 0.47 V (0.98%) | 2.9 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 0.23 V (0.48%) | 47.8 V | 0.38 V (0.8%) | 2.3 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 0.18 V (0.37%) | 47.8 V | 0.29 V (0.61%) | 1.8 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 0.14 V (0.3%) | 47.9 V | 0.24 V (0.49%) | 1.4 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.11 V (0.22%) | 47.9 V | 0.18 V (0.37%) | 1.1 W | ✓ OK (≤3%) |
FAQ — 10 Amp Cable Size at 100 Meters (48V DC (LiFePO4 Battery Bank / Telecom))
What mm² cable size is required for 10A at 100 meters (48V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 35 mm² copper cable for 10A over 100m at 48V (voltage drop: 1.22V or 2.55%).
What is the power capacity of 10A at 48V?
At unity power factor, 10A at 48V supports 0.48 kW with a standard 10A circuit breaker.
Related Lengths & Currents (48V)
10A · 5m (48V)10A · 10m (48V)10A · 15m (48V)10A · 20m (48V)10A · 25m (48V)10A · 30m (48V)10A · 35m (48V)10A · 40m (48V)10A · 45m (48V)10A · 50m (48V)10A · 60m (48V)10A · 70m (48V)16A · 100m (48V)20A · 100m (48V)25A · 100m (48V)32A · 100m (48V)40A · 100m (48V)50A · 100m (48V)63A · 100m (48V)80A · 100m (48V)100A · 100m (48V)125A · 100m (48V)160A · 100m (48V)200A · 100m (48V)