Kabelarea för 50 Ampere vid 250 Meter (400V)
Komplett dimensionering av kabelarea (mm²), spänningsfall och säkring enligt svensk elstandard (SS 436 40 00 / IEC 60364) för 50 A över 250 m vid 400V.
Copper Cable (≤3% Drop)50 mm²Drop: 9.27V (2.32%)
Aluminum Cable (≤3% Drop)70 mm²Drop: 10.92V (2.73%)
Voltage at Load390.7 VLine Loss: 802.5 W
Max Power & Breaker34.64 kW50A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 50A at 250m
| 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 | 308.88 V (77.22%) | 91.1 V | 509.51 V (127.38%) | 26750.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 185.33 V (46.33%) | 214.7 V | 305.71 V (76.43%) | 16050.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 115.83 V (28.96%) | 284.2 V | 191.07 V (47.77%) | 10031.2 W | Drop High |
| 6 mm² | 41 A | 32 A | 77.22 V (19.31%) | 322.8 V | 127.38 V (31.84%) | 6687.5 W | Drop High |
| 10 mm² | 57 A | 44 A | 46.33 V (11.58%) | 353.7 V | 76.43 V (19.11%) | 4012.5 W | Drop High |
| 16 mm² | 76 A | 59 A | 28.96 V (7.24%) | 371.0 V | 47.77 V (11.94%) | 2507.8 W | Drop High |
| 25 mm² | 101 A | 78 A | 18.53 V (4.63%) | 381.5 V | 30.57 V (7.64%) | 1605.0 W | ~ ≤5% |
| 35 mm² | 125 A | 97 A | 13.24 V (3.31%) | 386.8 V | 21.84 V (5.46%) | 1146.4 W | ~ ≤5% |
| 50 mm² | 151 A | 118 A | 9.27 V (2.32%) | 390.7 V | 15.29 V (3.82%) | 802.5 W | ✓ OK (≤3%) |
| 70 mm² | 192 A | 150 A | 6.62 V (1.65%) | 393.4 V | 10.92 V (2.73%) | 573.2 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 4.88 V (1.22%) | 395.1 V | 8.04 V (2.01%) | 422.4 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 3.86 V (0.97%) | 396.1 V | 6.37 V (1.59%) | 334.4 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 3.09 V (0.77%) | 396.9 V | 5.1 V (1.27%) | 267.5 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 2.5 V (0.63%) | 397.5 V | 4.13 V (1.03%) | 216.9 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 1.93 V (0.48%) | 398.1 V | 3.18 V (0.8%) | 167.2 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 1.54 V (0.39%) | 398.5 V | 2.55 V (0.64%) | 133.8 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 1.16 V (0.29%) | 398.8 V | 1.91 V (0.48%) | 100.3 W | ✓ OK (≤3%) |
FAQ — Kabelarea för 50 Ampere vid 250 Meter (400V)
Vilken kabelarea krävs för 50A vid 250 meter (400V)?
För 50 Ampere över 250 meter vid 400V rekommenderas 50 mm² kopparkabel för att hålla spänningsfallet under 3% (9.27V / 2.32%).
Hur stor effekt motsvarar 50A vid 400V?
Det motsvarar 34.64 kW med en rekommenderad säkring på 50A.
Related Lengths & Currents (400V)
50A · 5m (400V)50A · 10m (400V)50A · 15m (400V)50A · 20m (400V)50A · 25m (400V)50A · 30m (400V)50A · 35m (400V)50A · 40m (400V)50A · 45m (400V)50A · 50m (400V)50A · 60m (400V)50A · 70m (400V)10A · 250m (400V)16A · 250m (400V)20A · 250m (400V)25A · 250m (400V)32A · 250m (400V)40A · 250m (400V)63A · 250m (400V)80A · 250m (400V)100A · 250m (400V)125A · 250m (400V)160A · 250m (400V)200A · 250m (400V)