Kabeltverrsnitt for 450 Ampere ved 350 Meter (400V — NEK 400)
Nøyaktig beregning av kabeltverrsnitt (mm²), spenningsfall og sikring etter norsk standard NEK 400 for 450 A over 350 m ved 400V.
Copper Cable (≤3% Drop)2× 400 mm²Drop: 7.29V (1.82%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 24.07V (6.02%)
Voltage at Load392.7 VLine Loss: 5687.7 W
Max Power & Breaker311.77 kW450A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 450A 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 | 3891.92 V (972.98%) | 0.0 V | 6419.85 V (1604.96%) | 3033450.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 2335.15 V (583.79%) | 0.0 V | 3851.91 V (962.98%) | 1820070.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 1459.47 V (364.87%) | 0.0 V | 2407.44 V (601.86%) | 1137543.8 W | Drop High |
| 6 mm² | 41 A | 32 A | 972.98 V (243.24%) | 0.0 V | 1604.96 V (401.24%) | 758362.5 W | Drop High |
| 10 mm² | 57 A | 44 A | 583.79 V (145.95%) | 0.0 V | 962.98 V (240.74%) | 455017.5 W | Drop High |
| 16 mm² | 76 A | 59 A | 364.87 V (91.22%) | 35.1 V | 601.86 V (150.47%) | 284385.9 W | Drop High |
| 25 mm² | 101 A | 78 A | 233.52 V (58.38%) | 166.5 V | 385.19 V (96.3%) | 182007.0 W | Drop High |
| 35 mm² | 125 A | 97 A | 166.8 V (41.7%) | 233.2 V | 275.14 V (68.78%) | 130005.0 W | Drop High |
| 50 mm² | 151 A | 118 A | 116.76 V (29.19%) | 283.2 V | 192.6 V (48.15%) | 91003.5 W | Drop High |
| 70 mm² | 192 A | 150 A | 83.4 V (20.85%) | 316.6 V | 137.57 V (34.39%) | 65002.5 W | Drop High |
| 95 mm² | 232 A | 181 A | 61.45 V (15.36%) | 338.5 V | 101.37 V (25.34%) | 47896.6 W | Drop High |
| 120 mm² | 269 A | 210 A | 48.65 V (12.16%) | 351.4 V | 80.25 V (20.06%) | 37918.1 W | Drop High |
| 150 mm² | 309 A | 241 A | 38.92 V (9.73%) | 361.1 V | 64.2 V (16.05%) | 30334.5 W | Drop High |
| 185 mm² | 353 A | 275 A | 31.56 V (7.89%) | 368.4 V | 52.05 V (13.01%) | 24595.5 W | Drop High |
| 240 mm² | 415 A | 324 A | 24.32 V (6.08%) | 375.7 V | 40.12 V (10.03%) | 18959.1 W | Drop High |
| 300 mm² | 477 A | 372 A | 19.46 V (4.86%) | 380.5 V | 32.1 V (8.02%) | 15167.2 W | ~ ≤5% |
| 400 mm² | 570 A | 445 A | 14.59 V (3.65%) | 385.4 V | 24.07 V (6.02%) | 11375.4 W | ~ ≤5% |
FAQ — Kabeltverrsnitt for 450 Ampere ved 350 Meter (400V — NEK 400)
Hvilket kabeltverrsnitt må jeg bruke for 450A over 350 meter (400V)?
Etter NEK 400 anbefales 2× 400 mm² kobberkabel for 450A ved 350 meter (400V), som gir et spenningsfall på 7.29V (1.82%).
Hvor mange kW tåler 450A ved 400V?
Kursen leverer opptil 311.77 kW med 450A vern.
Related Lengths & Currents (400V)
450A · 5m (400V)450A · 10m (400V)450A · 15m (400V)450A · 20m (400V)450A · 25m (400V)450A · 30m (400V)450A · 35m (400V)450A · 40m (400V)450A · 45m (400V)450A · 50m (400V)450A · 60m (400V)450A · 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)