375 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 375 A over 90 m (295.3 ft).
Copper Cable (≤3% Drop)240 mm²Drop: 6.02V (2.62%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 5.96V (2.59%)
Voltage at Load224.0 VLine Loss: 2257.0 W
Max Power & Breaker86.25 kW400A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 375A 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 | 963.0 V (418.7%) | 0.0 V | 1588.5 V (690.65%) | 361125.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 577.8 V (251.22%) | 0.0 V | 953.1 V (414.39%) | 216675.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 361.12 V (157.01%) | 0.0 V | 595.69 V (258.99%) | 135421.9 W | Drop High |
| 6 mm² | 41 A | 32 A | 240.75 V (104.67%) | 0.0 V | 397.12 V (172.66%) | 90281.2 W | Drop High |
| 10 mm² | 57 A | 44 A | 144.45 V (62.8%) | 85.6 V | 238.27 V (103.6%) | 54168.8 W | Drop High |
| 16 mm² | 76 A | 59 A | 90.28 V (39.25%) | 139.7 V | 148.92 V (64.75%) | 33855.5 W | Drop High |
| 25 mm² | 101 A | 78 A | 57.78 V (25.12%) | 172.2 V | 95.31 V (41.44%) | 21667.5 W | Drop High |
| 35 mm² | 125 A | 97 A | 41.27 V (17.94%) | 188.7 V | 68.08 V (29.6%) | 15476.8 W | Drop High |
| 50 mm² | 151 A | 118 A | 28.89 V (12.56%) | 201.1 V | 47.65 V (20.72%) | 10833.8 W | Drop High |
| 70 mm² | 192 A | 150 A | 20.64 V (8.97%) | 209.4 V | 34.04 V (14.8%) | 7738.4 W | Drop High |
| 95 mm² | 232 A | 181 A | 15.21 V (6.61%) | 214.8 V | 25.08 V (10.91%) | 5702.0 W | Drop High |
| 120 mm² | 269 A | 210 A | 12.04 V (5.23%) | 218.0 V | 19.86 V (8.63%) | 4514.1 W | Drop High |
| 150 mm² | 309 A | 241 A | 9.63 V (4.19%) | 220.4 V | 15.88 V (6.91%) | 3611.2 W | Drop High |
| 185 mm² | 353 A | 275 A | 7.81 V (3.39%) | 222.2 V | 12.88 V (5.6%) | 2928.0 W | Drop High |
| 240 mm² | 415 A | 324 A | 6.02 V (2.62%) | 224.0 V | 9.93 V (4.32%) | 2257.0 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 4.81 V (2.09%) | 225.2 V | 7.94 V (3.45%) | 1805.6 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 3.61 V (1.57%) | 226.4 V | 5.96 V (2.59%) | 1354.2 W | ✓ OK (≤3%) |
FAQ — 375 Amp Cable Size at 90 Meters (230V Single-Phase (IEC Europe / UK / AU))
What mm² cable size is required for 375A at 90 meters (230V)?
According to IEC 60364-5-52 ampacity and the 3% maximum voltage drop standard, you need 240 mm² copper cable for 375A over 90m at 230V (voltage drop: 6.02V or 2.62%).
What is the power capacity of 375A at 230V?
At unity power factor, 375A at 230V supports 86.25 kW with a standard 400A circuit breaker.
Related Lengths & Currents (230V)
375A · 5m (230V)375A · 10m (230V)375A · 15m (230V)375A · 20m (230V)375A · 25m (230V)375A · 30m (230V)375A · 35m (230V)375A · 40m (230V)375A · 45m (230V)375A · 50m (230V)375A · 60m (230V)375A · 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)