900 Amp Cable Size at 90 Meters (230V Single-Phase (IEC Europe / UK / AU))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 900 A over 90 m (295.3 ft).
Copper Cable (≤3% Drop)2× 400 mm²Drop: 4.33V (1.89%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 14.3V (6.22%)
Voltage at Load225.7 VLine Loss: 3900.2 W
Max Power & Breaker207.0 kW1000A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 900A at 90m
| 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 | 2311.2 V (1004.87%) | 0.0 V | 3812.4 V (1657.57%) | 2080080.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 1386.72 V (602.92%) | 0.0 V | 2287.44 V (994.54%) | 1248048.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 866.7 V (376.83%) | 0.0 V | 1429.65 V (621.59%) | 780030.0 W | Drop High |
| 6 mm² | 41 A | 32 A | 577.8 V (251.22%) | 0.0 V | 953.1 V (414.39%) | 520020.0 W | Drop High |
| 10 mm² | 57 A | 44 A | 346.68 V (150.73%) | 0.0 V | 571.86 V (248.63%) | 312012.0 W | Drop High |
| 16 mm² | 76 A | 59 A | 216.67 V (94.21%) | 13.3 V | 357.41 V (155.4%) | 195007.5 W | Drop High |
| 25 mm² | 101 A | 78 A | 138.67 V (60.29%) | 91.3 V | 228.74 V (99.45%) | 124804.8 W | Drop High |
| 35 mm² | 125 A | 97 A | 99.05 V (43.07%) | 130.9 V | 163.39 V (71.04%) | 89146.3 W | Drop High |
| 50 mm² | 151 A | 118 A | 69.34 V (30.15%) | 160.7 V | 114.37 V (49.73%) | 62402.4 W | Drop High |
| 70 mm² | 192 A | 150 A | 49.53 V (21.53%) | 180.5 V | 81.69 V (35.52%) | 44573.1 W | Drop High |
| 95 mm² | 232 A | 181 A | 36.49 V (15.87%) | 193.5 V | 60.2 V (26.17%) | 32843.4 W | Drop High |
| 120 mm² | 269 A | 210 A | 28.89 V (12.56%) | 201.1 V | 47.65 V (20.72%) | 26001.0 W | Drop High |
| 150 mm² | 309 A | 241 A | 23.11 V (10.05%) | 206.9 V | 38.12 V (16.58%) | 20800.8 W | Drop High |
| 185 mm² | 353 A | 275 A | 18.74 V (8.15%) | 211.3 V | 30.91 V (13.44%) | 16865.5 W | Drop High |
| 240 mm² | 415 A | 324 A | 14.44 V (6.28%) | 215.6 V | 23.83 V (10.36%) | 13000.5 W | Drop High |
| 300 mm² | 477 A | 372 A | 11.56 V (5.02%) | 218.4 V | 19.06 V (8.29%) | 10400.4 W | Drop High |
| 400 mm² | 570 A | 445 A | 8.67 V (3.77%) | 221.3 V | 14.3 V (6.22%) | 7800.3 W | Drop High |
FAQ — 900 Amp Cable Size at 90 Meters (230V Single-Phase (IEC Europe / UK / AU))
What mm² cable size is required for 900A at 90 meters (230V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 2× 400 mm² copper cable for 900A over 90m at 230V (voltage drop: 4.33V or 1.89%).
What is the power capacity of 900A at 230V?
At unity power factor, 900A at 230V supports 207.0 kW with a standard 1000A circuit breaker.
Related Lengths & Currents (230V)
900A · 5m (230V)900A · 10m (230V)900A · 15m (230V)900A · 20m (230V)900A · 25m (230V)900A · 30m (230V)900A · 35m (230V)900A · 40m (230V)900A · 45m (230V)900A · 50m (230V)900A · 60m (230V)900A · 70m (230V)10A · 90m (230V)16A · 90m (230V)20A · 90m (230V)25A · 90m (230V)32A · 90m (230V)40A · 90m (230V)50A · 90m (230V)63A · 90m (230V)80A · 90m (230V)100A · 90m (230V)125A · 90m (230V)160A · 90m (230V)200A · 90m (230V)