Kabeltverrsnitt for 475 Ampere ved 350 Meter (400V — NEK 400)
Nøyaktig beregning av kabeltverrsnitt (mm²), spenningsfall og sikring etter norsk standard NEK 400 for 475 A over 350 m ved 400V.
Copper Cable (≤3% Drop)2× 400 mm²Drop: 7.71V (1.93%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 25.41V (6.35%)
Voltage at Load392.3 VLine Loss: 6337.2 W
Max Power & Breaker329.09 kW500A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 475A at 350m
| 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 | 4108.14 V (1027.03%) | 0.0 V | 6776.5 V (1694.13%) | 3379862.5 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 2464.88 V (616.22%) | 0.0 V | 4065.9 V (1016.48%) | 2027917.5 W | Drop High |
| 4 mm² | 32 A | 25 A | 1540.55 V (385.14%) | 0.0 V | 2541.19 V (635.3%) | 1267448.4 W | Drop High |
| 6 mm² | 41 A | 32 A | 1027.03 V (256.76%) | 0.0 V | 1694.13 V (423.53%) | 844965.6 W | Drop High |
| 10 mm² | 57 A | 44 A | 616.22 V (154.06%) | 0.0 V | 1016.48 V (254.12%) | 506979.4 W | Drop High |
| 16 mm² | 76 A | 59 A | 385.14 V (96.28%) | 14.9 V | 635.3 V (158.82%) | 316862.1 W | Drop High |
| 25 mm² | 101 A | 78 A | 246.49 V (61.62%) | 153.5 V | 406.59 V (101.65%) | 202791.7 W | Drop High |
| 35 mm² | 125 A | 97 A | 176.06 V (44.02%) | 223.9 V | 290.42 V (72.61%) | 144851.2 W | Drop High |
| 50 mm² | 151 A | 118 A | 123.24 V (30.81%) | 276.8 V | 203.3 V (50.82%) | 101395.9 W | Drop High |
| 70 mm² | 192 A | 150 A | 88.03 V (22.01%) | 312.0 V | 145.21 V (36.3%) | 72425.6 W | Drop High |
| 95 mm² | 232 A | 181 A | 64.87 V (16.22%) | 335.1 V | 107.0 V (26.75%) | 53366.2 W | Drop High |
| 120 mm² | 269 A | 210 A | 51.35 V (12.84%) | 348.6 V | 84.71 V (21.18%) | 42248.3 W | Drop High |
| 150 mm² | 309 A | 241 A | 41.08 V (10.27%) | 358.9 V | 67.77 V (16.94%) | 33798.6 W | Drop High |
| 185 mm² | 353 A | 275 A | 33.31 V (8.33%) | 366.7 V | 54.94 V (13.74%) | 27404.3 W | Drop High |
| 240 mm² | 415 A | 324 A | 25.68 V (6.42%) | 374.3 V | 42.35 V (10.59%) | 21124.1 W | Drop High |
| 300 mm² | 477 A | 372 A | 20.54 V (5.14%) | 379.5 V | 33.88 V (8.47%) | 16899.3 W | Drop High |
| 400 mm² | 570 A | 445 A | 15.41 V (3.85%) | 384.6 V | 25.41 V (6.35%) | 12674.5 W | ~ ≤5% |
FAQ — Kabeltverrsnitt for 475 Ampere ved 350 Meter (400V — NEK 400)
Hvilket kabeltverrsnitt må jeg bruke for 475A over 350 meter (400V)?
Etter NEK 400 anbefales 2× 400 mm² kobberkabel for 475A ved 350 meter (400V), som gir et spenningsfall på 7.71V (1.93%).
Hvor mange kW tåler 475A ved 400V?
Kursen leverer opptil 329.09 kW med 500A vern.
Related Lengths & Currents (400V)
475A · 5m (400V)475A · 10m (400V)475A · 15m (400V)475A · 20m (400V)475A · 25m (400V)475A · 30m (400V)475A · 35m (400V)475A · 40m (400V)475A · 45m (400V)475A · 50m (400V)475A · 60m (400V)475A · 70m (400V)10A · 350m (400V)16A · 350m (400V)20A · 350m (400V)25A · 350m (400V)32A · 350m (400V)40A · 350m (400V)50A · 350m (400V)63A · 350m (400V)80A · 350m (400V)100A · 350m (400V)125A · 350m (400V)160A · 350m (400V)200A · 350m (400V)