1000 Amp Cable Size at 80 Meters (400V Three-Phase (IEC European Grid))
IEC 60364-5-52 metric conductor sizing (mm²), voltage drop, and power loss calculation for 1000 A over 80 m (262.5 ft).
Copper Cable (≤3% Drop)2× 400 mm²Drop: 3.71V (0.93%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 12.23V (3.06%)
Voltage at Load396.3 VLine Loss: 6420.0 W
Max Power & Breaker692.82 kW1000A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 1000A at 80m
| 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 | 1976.85 V (494.21%) | 0.0 V | 3260.87 V (815.22%) | 3424000.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 1186.11 V (296.53%) | 0.0 V | 1956.52 V (489.13%) | 2054400.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 741.32 V (185.33%) | 0.0 V | 1222.83 V (305.71%) | 1284000.0 W | Drop High |
| 6 mm² | 41 A | 32 A | 494.21 V (123.55%) | 0.0 V | 815.22 V (203.8%) | 856000.0 W | Drop High |
| 10 mm² | 57 A | 44 A | 296.53 V (74.13%) | 103.5 V | 489.13 V (122.28%) | 513600.0 W | Drop High |
| 16 mm² | 76 A | 59 A | 185.33 V (46.33%) | 214.7 V | 305.71 V (76.43%) | 321000.0 W | Drop High |
| 25 mm² | 101 A | 78 A | 118.61 V (29.65%) | 281.4 V | 195.65 V (48.91%) | 205440.0 W | Drop High |
| 35 mm² | 125 A | 97 A | 84.72 V (21.18%) | 315.3 V | 139.75 V (34.94%) | 146742.9 W | Drop High |
| 50 mm² | 151 A | 118 A | 59.31 V (14.83%) | 340.7 V | 97.83 V (24.46%) | 102720.0 W | Drop High |
| 70 mm² | 192 A | 150 A | 42.36 V (10.59%) | 357.6 V | 69.88 V (17.47%) | 73371.4 W | Drop High |
| 95 mm² | 232 A | 181 A | 31.21 V (7.8%) | 368.8 V | 51.49 V (12.87%) | 54063.2 W | Drop High |
| 120 mm² | 269 A | 210 A | 24.71 V (6.18%) | 375.3 V | 40.76 V (10.19%) | 42800.0 W | Drop High |
| 150 mm² | 309 A | 241 A | 19.77 V (4.94%) | 380.2 V | 32.61 V (8.15%) | 34240.0 W | Drop High |
| 185 mm² | 353 A | 275 A | 16.03 V (4.01%) | 384.0 V | 26.44 V (6.61%) | 27762.2 W | Drop High |
| 240 mm² | 415 A | 324 A | 12.36 V (3.09%) | 387.6 V | 20.38 V (5.1%) | 21400.0 W | Drop High |
| 300 mm² | 477 A | 372 A | 9.88 V (2.47%) | 390.1 V | 16.3 V (4.08%) | 17120.0 W | Drop High |
| 400 mm² | 570 A | 445 A | 7.41 V (1.85%) | 392.6 V | 12.23 V (3.06%) | 12840.0 W | Drop High |
FAQ — 1000 Amp Cable Size at 80 Meters (400V Three-Phase (IEC European Grid))
What mm² cable size is required for 1000A at 80 meters (400V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 2× 400 mm² copper cable for 1000A over 80m at 400V (voltage drop: 3.71V or 0.93%).
What is the power capacity of 1000A at 400V?
At unity power factor, 1000A at 400V supports 692.82 kW with a standard 1000A circuit breaker.
Related Lengths & Currents (400V)
1000A · 5m (400V)1000A · 10m (400V)1000A · 15m (400V)1000A · 20m (400V)1000A · 25m (400V)1000A · 30m (400V)1000A · 35m (400V)1000A · 40m (400V)1000A · 45m (400V)1000A · 50m (400V)1000A · 60m (400V)1000A · 70m (400V)10A · 80m (400V)16A · 80m (400V)20A · 80m (400V)25A · 80m (400V)32A · 80m (400V)40A · 80m (400V)50A · 80m (400V)63A · 80m (400V)80A · 80m (400V)100A · 80m (400V)125A · 80m (400V)160A · 80m (400V)200A · 80m (400V)