700 Amp Cable Size at 350 Meters (230V Single-Phase (IEC Europe / UK / AU))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 700 A over 350 m (1148.3 ft).
Copper Cable (≤3% Drop)4× 400 mm²Drop: 6.55V (2.85%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 43.24V (18.8%)
Voltage at Load223.4 VLine Loss: 4587.6 W
Max Power & Breaker161.0 kW700A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 700A 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 | 6990.67 V (3039.42%) | 0.0 V | 11531.33 V (5013.62%) | 4893466.7 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 4194.4 V (1823.65%) | 0.0 V | 6918.8 V (3008.17%) | 2936080.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 2621.5 V (1139.78%) | 0.0 V | 4324.25 V (1880.11%) | 1835050.0 W | Drop High |
| 6 mm² | 41 A | 32 A | 1747.67 V (759.86%) | 0.0 V | 2882.83 V (1253.41%) | 1223366.7 W | Drop High |
| 10 mm² | 57 A | 44 A | 1048.6 V (455.91%) | 0.0 V | 1729.7 V (752.04%) | 734020.0 W | Drop High |
| 16 mm² | 76 A | 59 A | 655.37 V (284.95%) | 0.0 V | 1081.06 V (470.03%) | 458762.5 W | Drop High |
| 25 mm² | 101 A | 78 A | 419.44 V (182.37%) | 0.0 V | 691.88 V (300.82%) | 293608.0 W | Drop High |
| 35 mm² | 125 A | 97 A | 299.6 V (130.26%) | 0.0 V | 494.2 V (214.87%) | 209720.0 W | Drop High |
| 50 mm² | 151 A | 118 A | 209.72 V (91.18%) | 20.3 V | 345.94 V (150.41%) | 146804.0 W | Drop High |
| 70 mm² | 192 A | 150 A | 149.8 V (65.13%) | 80.2 V | 247.1 V (107.43%) | 104860.0 W | Drop High |
| 95 mm² | 232 A | 181 A | 110.38 V (47.99%) | 119.6 V | 182.07 V (79.16%) | 77265.3 W | Drop High |
| 120 mm² | 269 A | 210 A | 87.38 V (37.99%) | 142.6 V | 144.14 V (62.67%) | 61168.3 W | Drop High |
| 150 mm² | 309 A | 241 A | 69.91 V (30.39%) | 160.1 V | 115.31 V (50.14%) | 48934.7 W | Drop High |
| 185 mm² | 353 A | 275 A | 56.68 V (24.64%) | 173.3 V | 93.5 V (40.65%) | 39676.8 W | Drop High |
| 240 mm² | 415 A | 324 A | 43.69 V (19.0%) | 186.3 V | 72.07 V (31.34%) | 30584.2 W | Drop High |
| 300 mm² | 477 A | 372 A | 34.95 V (15.2%) | 195.0 V | 57.66 V (25.07%) | 24467.3 W | Drop High |
| 400 mm² | 570 A | 445 A | 26.21 V (11.4%) | 203.8 V | 43.24 V (18.8%) | 18350.5 W | Drop High |
FAQ — 700 Amp Cable Size at 350 Meters (230V Single-Phase (IEC Europe / UK / AU))
What mm² cable size is required for 700A at 350 meters (230V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 4× 400 mm² copper cable for 700A over 350m at 230V (voltage drop: 6.55V or 2.85%).
What is the power capacity of 700A at 230V?
At unity power factor, 700A at 230V supports 161.0 kW with a standard 700A circuit breaker.
Related Lengths & Currents (230V)
700A · 5m (230V)700A · 10m (230V)700A · 15m (230V)700A · 20m (230V)700A · 25m (230V)700A · 30m (230V)700A · 35m (230V)700A · 40m (230V)700A · 45m (230V)700A · 50m (230V)700A · 60m (230V)700A · 70m (230V)10A · 350m (230V)16A · 350m (230V)20A · 350m (230V)25A · 350m (230V)32A · 350m (230V)40A · 350m (230V)50A · 350m (230V)63A · 350m (230V)80A · 350m (230V)100A · 350m (230V)125A · 350m (230V)160A · 350m (230V)200A · 350m (230V)