32 Amp Cable Size at 600 Meters (24V DC (Off-Grid Solar / Industrial Control))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 32 A over 600 m (1968.5 ft).
Copper Cable (≤3% Drop)3× 400 mm²Drop: 0.68V (2.85%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 3.39V (14.12%)
Voltage at Load23.3 VLine Loss: 21.9 W
Max Power & Breaker0.77 kW32A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 32A at 600m
| 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 | 547.84 V (2282.67%) | 0.0 V | 903.68 V (3765.33%) | 17530.9 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 328.7 V (1369.6%) | 0.0 V | 542.21 V (2259.2%) | 10518.5 W | Drop High |
| 4 mm² | 32 A | 25 A | 205.44 V (856.0%) | 0.0 V | 338.88 V (1412.0%) | 6574.1 W | Drop High |
| 6 mm² | 41 A | 32 A | 136.96 V (570.67%) | 0.0 V | 225.92 V (941.33%) | 4382.7 W | Drop High |
| 10 mm² | 57 A | 44 A | 82.18 V (342.4%) | 0.0 V | 135.55 V (564.8%) | 2629.6 W | Drop High |
| 16 mm² | 76 A | 59 A | 51.36 V (214.0%) | 0.0 V | 84.72 V (353.0%) | 1643.5 W | Drop High |
| 25 mm² | 101 A | 78 A | 32.87 V (136.96%) | 0.0 V | 54.22 V (225.92%) | 1051.9 W | Drop High |
| 35 mm² | 125 A | 97 A | 23.48 V (97.83%) | 0.5 V | 38.73 V (161.37%) | 751.3 W | Drop High |
| 50 mm² | 151 A | 118 A | 16.44 V (68.48%) | 7.6 V | 27.11 V (112.96%) | 525.9 W | Drop High |
| 70 mm² | 192 A | 150 A | 11.74 V (48.91%) | 12.3 V | 19.36 V (80.69%) | 375.7 W | Drop High |
| 95 mm² | 232 A | 181 A | 8.65 V (36.04%) | 15.3 V | 14.27 V (59.45%) | 276.8 W | Drop High |
| 120 mm² | 269 A | 210 A | 6.85 V (28.53%) | 17.2 V | 11.3 V (47.07%) | 219.1 W | Drop High |
| 150 mm² | 309 A | 241 A | 5.48 V (22.83%) | 18.5 V | 9.04 V (37.65%) | 175.3 W | Drop High |
| 185 mm² | 353 A | 275 A | 4.44 V (18.51%) | 19.6 V | 7.33 V (30.53%) | 142.1 W | Drop High |
| 240 mm² | 415 A | 324 A | 3.42 V (14.27%) | 20.6 V | 5.65 V (23.53%) | 109.6 W | Drop High |
| 300 mm² | 477 A | 372 A | 2.74 V (11.41%) | 21.3 V | 4.52 V (18.83%) | 87.7 W | Drop High |
| 400 mm² | 570 A | 445 A | 2.05 V (8.56%) | 21.9 V | 3.39 V (14.12%) | 65.7 W | Drop High |
FAQ — 32 Amp Cable Size at 600 Meters (24V DC (Off-Grid Solar / Industrial Control))
What mm² cable size is required for 32A at 600 meters (24V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 3× 400 mm² copper cable for 32A over 600m at 24V (voltage drop: 0.68V or 2.85%).
What is the power capacity of 32A at 24V?
At unity power factor, 32A at 24V supports 0.77 kW with a standard 32A circuit breaker.
Related Lengths & Currents (24V)
32A · 5m (24V)32A · 10m (24V)32A · 15m (24V)32A · 20m (24V)32A · 25m (24V)32A · 30m (24V)32A · 35m (24V)32A · 40m (24V)32A · 45m (24V)32A · 50m (24V)32A · 60m (24V)32A · 70m (24V)10A · 600m (24V)16A · 600m (24V)20A · 600m (24V)25A · 600m (24V)40A · 600m (24V)50A · 600m (24V)63A · 600m (24V)80A · 600m (24V)100A · 600m (24V)125A · 600m (24V)160A · 600m (24V)200A · 600m (24V)