150 Amp Cable Size at 350 Meters (24V DC (Off-Grid Solar / Industrial Control))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 150 A over 350 m (1148.3 ft).
Copper Cable (≤3% Drop)8× 400 mm²Drop: 0.7V (2.93%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 9.27V (38.61%)
Voltage at Load23.3 VLine Loss: 105.3 W
Max Power & Breaker3.6 kW150A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 150A 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 | 1498.0 V (6241.67%) | 0.0 V | 2471.0 V (10295.83%) | 224700.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 898.8 V (3745.0%) | 0.0 V | 1482.6 V (6177.5%) | 134820.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 561.75 V (2340.62%) | 0.0 V | 926.62 V (3860.94%) | 84262.5 W | Drop High |
| 6 mm² | 41 A | 32 A | 374.5 V (1560.42%) | 0.0 V | 617.75 V (2573.96%) | 56175.0 W | Drop High |
| 10 mm² | 57 A | 44 A | 224.7 V (936.25%) | 0.0 V | 370.65 V (1544.37%) | 33705.0 W | Drop High |
| 16 mm² | 76 A | 59 A | 140.44 V (585.16%) | 0.0 V | 231.66 V (965.23%) | 21065.6 W | Drop High |
| 25 mm² | 101 A | 78 A | 89.88 V (374.5%) | 0.0 V | 148.26 V (617.75%) | 13482.0 W | Drop High |
| 35 mm² | 125 A | 97 A | 64.2 V (267.5%) | 0.0 V | 105.9 V (441.25%) | 9630.0 W | Drop High |
| 50 mm² | 151 A | 118 A | 44.94 V (187.25%) | 0.0 V | 74.13 V (308.87%) | 6741.0 W | Drop High |
| 70 mm² | 192 A | 150 A | 32.1 V (133.75%) | 0.0 V | 52.95 V (220.62%) | 4815.0 W | Drop High |
| 95 mm² | 232 A | 181 A | 23.65 V (98.55%) | 0.3 V | 39.02 V (162.57%) | 3547.9 W | Drop High |
| 120 mm² | 269 A | 210 A | 18.72 V (78.02%) | 5.3 V | 30.89 V (128.7%) | 2808.8 W | Drop High |
| 150 mm² | 309 A | 241 A | 14.98 V (62.42%) | 9.0 V | 24.71 V (102.96%) | 2247.0 W | Drop High |
| 185 mm² | 353 A | 275 A | 12.15 V (50.61%) | 11.9 V | 20.04 V (83.48%) | 1821.9 W | Drop High |
| 240 mm² | 415 A | 324 A | 9.36 V (39.01%) | 14.6 V | 15.44 V (64.35%) | 1404.4 W | Drop High |
| 300 mm² | 477 A | 372 A | 7.49 V (31.21%) | 16.5 V | 12.35 V (51.48%) | 1123.5 W | Drop High |
| 400 mm² | 570 A | 445 A | 5.62 V (23.41%) | 18.4 V | 9.27 V (38.61%) | 842.6 W | Drop High |
FAQ — 150 Amp Cable Size at 350 Meters (24V DC (Off-Grid Solar / Industrial Control))
What mm² cable size is required for 150A at 350 meters (24V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 8× 400 mm² copper cable for 150A over 350m at 24V (voltage drop: 0.7V or 2.93%).
What is the power capacity of 150A at 24V?
At unity power factor, 150A at 24V supports 3.6 kW with a standard 150A circuit breaker.
Related Lengths & Currents (24V)
150A · 5m (24V)150A · 10m (24V)150A · 15m (24V)150A · 20m (24V)150A · 25m (24V)150A · 30m (24V)150A · 35m (24V)150A · 40m (24V)150A · 45m (24V)150A · 50m (24V)150A · 60m (24V)150A · 70m (24V)10A · 350m (24V)16A · 350m (24V)20A · 350m (24V)25A · 350m (24V)32A · 350m (24V)40A · 350m (24V)50A · 350m (24V)63A · 350m (24V)80A · 350m (24V)100A · 350m (24V)125A · 350m (24V)160A · 350m (24V)200A · 350m (24V)