Kabeltverrsnitt for 475 Ampere ved 300 Meter (230V — NEK 400)
Nøyaktig beregning av kabeltverrsnitt (mm²), spenningsfall og sikring etter norsk standard NEK 400 for 475 A over 300 m ved 230V.
Copper Cable (≤3% Drop)3× 400 mm²Drop: 5.08V (2.21%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 25.15V (10.94%)
Voltage at Load224.9 VLine Loss: 2414.2 W
Max Power & Breaker109.25 kW500A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 475A at 300m
| 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 | 4066.0 V (1767.83%) | 0.0 V | 6707.0 V (2916.09%) | 1931350.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 2439.6 V (1060.7%) | 0.0 V | 4024.2 V (1749.65%) | 1158810.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 1524.75 V (662.93%) | 0.0 V | 2515.12 V (1093.53%) | 724256.2 W | Drop High |
| 6 mm² | 41 A | 32 A | 1016.5 V (441.96%) | 0.0 V | 1676.75 V (729.02%) | 482837.5 W | Drop High |
| 10 mm² | 57 A | 44 A | 609.9 V (265.17%) | 0.0 V | 1006.05 V (437.41%) | 289702.5 W | Drop High |
| 16 mm² | 76 A | 59 A | 381.19 V (165.73%) | 0.0 V | 628.78 V (273.38%) | 181064.1 W | Drop High |
| 25 mm² | 101 A | 78 A | 243.96 V (106.07%) | 0.0 V | 402.42 V (174.97%) | 115881.0 W | Drop High |
| 35 mm² | 125 A | 97 A | 174.26 V (75.76%) | 55.7 V | 287.44 V (124.98%) | 82772.1 W | Drop High |
| 50 mm² | 151 A | 118 A | 121.98 V (53.03%) | 108.0 V | 201.21 V (87.48%) | 57940.5 W | Drop High |
| 70 mm² | 192 A | 150 A | 87.13 V (37.88%) | 142.9 V | 143.72 V (62.49%) | 41386.1 W | Drop High |
| 95 mm² | 232 A | 181 A | 64.2 V (27.91%) | 165.8 V | 105.9 V (46.04%) | 30495.0 W | Drop High |
| 120 mm² | 269 A | 210 A | 50.82 V (22.1%) | 179.2 V | 83.84 V (36.45%) | 24141.9 W | Drop High |
| 150 mm² | 309 A | 241 A | 40.66 V (17.68%) | 189.3 V | 67.07 V (29.16%) | 19313.5 W | Drop High |
| 185 mm² | 353 A | 275 A | 32.97 V (14.33%) | 197.0 V | 54.38 V (23.64%) | 15659.6 W | Drop High |
| 240 mm² | 415 A | 324 A | 25.41 V (11.05%) | 204.6 V | 41.92 V (18.23%) | 12070.9 W | Drop High |
| 300 mm² | 477 A | 372 A | 20.33 V (8.84%) | 209.7 V | 33.53 V (14.58%) | 9656.8 W | Drop High |
| 400 mm² | 570 A | 445 A | 15.25 V (6.63%) | 214.8 V | 25.15 V (10.94%) | 7242.6 W | Drop High |
FAQ — Kabeltverrsnitt for 475 Ampere ved 300 Meter (230V — NEK 400)
Hvilket kabeltverrsnitt må jeg bruke for 475A over 300 meter (230V)?
Etter NEK 400 anbefales 3× 400 mm² kobberkabel for 475A ved 300 meter (230V), som gir et spenningsfall på 5.08V (2.21%).
Hvor mange kW tåler 475A ved 230V?
Kursen leverer opptil 109.25 kW med 500A vern.
Related Lengths & Currents (230V)
475A · 5m (230V)475A · 10m (230V)475A · 15m (230V)475A · 20m (230V)475A · 25m (230V)475A · 30m (230V)475A · 35m (230V)475A · 40m (230V)475A · 45m (230V)475A · 50m (230V)475A · 60m (230V)475A · 70m (230V)10A · 300m (230V)16A · 300m (230V)20A · 300m (230V)25A · 300m (230V)32A · 300m (230V)40A · 300m (230V)50A · 300m (230V)63A · 300m (230V)80A · 300m (230V)100A · 300m (230V)125A · 300m (230V)160A · 300m (230V)200A · 300m (230V)