Kabeltværsnit for 250 Ampere ved 50 Meter (400V)
Beregning af kabeltværsnit (mm²), spændingsfald og sikringsstørrelse efter dansk standard DS/HD 60364 for 250 A over 50 m ved 400V.
Copper Cable (≤3% Drop)120 mm²Drop: 3.86V (0.97%)
Aluminum Cable (≤3% Drop)185 mm²Drop: 4.13V (1.03%)
Voltage at Load396.1 VLine Loss: 1671.9 W
Max Power & Breaker173.21 kW250A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 250A at 50m
| 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%) | 133750.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 185.33 V (46.33%) | 214.7 V | 305.71 V (76.43%) | 80250.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 115.83 V (28.96%) | 284.2 V | 191.07 V (47.77%) | 50156.2 W | Drop High |
| 6 mm² | 41 A | 32 A | 77.22 V (19.31%) | 322.8 V | 127.38 V (31.84%) | 33437.5 W | Drop High |
| 10 mm² | 57 A | 44 A | 46.33 V (11.58%) | 353.7 V | 76.43 V (19.11%) | 20062.5 W | Drop High |
| 16 mm² | 76 A | 59 A | 28.96 V (7.24%) | 371.0 V | 47.77 V (11.94%) | 12539.1 W | Drop High |
| 25 mm² | 101 A | 78 A | 18.53 V (4.63%) | 381.5 V | 30.57 V (7.64%) | 8025.0 W | Drop High |
| 35 mm² | 125 A | 97 A | 13.24 V (3.31%) | 386.8 V | 21.84 V (5.46%) | 5732.1 W | Drop High |
| 50 mm² | 151 A | 118 A | 9.27 V (2.32%) | 390.7 V | 15.29 V (3.82%) | 4012.5 W | Drop High |
| 70 mm² | 192 A | 150 A | 6.62 V (1.65%) | 393.4 V | 10.92 V (2.73%) | 2866.1 W | Drop High |
| 95 mm² | 232 A | 181 A | 4.88 V (1.22%) | 395.1 V | 8.04 V (2.01%) | 2111.8 W | Drop High |
| 120 mm² | 269 A | 210 A | 3.86 V (0.97%) | 396.1 V | 6.37 V (1.59%) | 1671.9 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 3.09 V (0.77%) | 396.9 V | 5.1 V (1.27%) | 1337.5 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 2.5 V (0.63%) | 397.5 V | 4.13 V (1.03%) | 1084.5 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 1.93 V (0.48%) | 398.1 V | 3.18 V (0.8%) | 835.9 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 1.54 V (0.39%) | 398.5 V | 2.55 V (0.64%) | 668.7 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 1.16 V (0.29%) | 398.8 V | 1.91 V (0.48%) | 501.6 W | ✓ OK (≤3%) |
FAQ — Kabeltværsnit for 250 Ampere ved 50 Meter (400V)
Hvilket kabeltværsnit kræves til 250A ved 50 meter (400V)?
Til 250 Ampere over 50 meter ved 400V anbefales 120 mm² kobberkabel (spændingsfald 3.86V / 0.97%).
Hvor mange kW svarer 250A ved 400V til?
Det svarer til 173.21 kW med en anbefalet sikring på 250A.
Related Lengths & Currents (400V)
250A · 5m (400V)250A · 10m (400V)250A · 15m (400V)250A · 20m (400V)250A · 25m (400V)250A · 30m (400V)250A · 35m (400V)250A · 40m (400V)250A · 45m (400V)250A · 60m (400V)250A · 70m (400V)10A · 50m (400V)16A · 50m (400V)20A · 50m (400V)25A · 50m (400V)32A · 50m (400V)40A · 50m (400V)50A · 50m (400V)63A · 50m (400V)80A · 50m (400V)100A · 50m (400V)125A · 50m (400V)160A · 50m (400V)200A · 50m (400V)