Kabeltverrsnitt for 175 Ampere ved 25 Meter (400V — NEK 400)
Nøyaktig beregning av kabeltverrsnitt (mm²), spenningsfall og sikring etter norsk standard NEK 400 for 175 A over 25 m ved 400V.
Copper Cable (≤3% Drop)70 mm²Drop: 2.32V (0.58%)
Aluminum Cable (≤3% Drop)95 mm²Drop: 2.82V (0.7%)
Voltage at Load397.7 VLine Loss: 702.2 W
Max Power & Breaker121.24 kW175A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 175A at 25m
| 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 | 108.11 V (27.03%) | 291.9 V | 178.33 V (44.58%) | 32768.8 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 64.87 V (16.22%) | 335.1 V | 107.0 V (26.75%) | 19661.2 W | Drop High |
| 4 mm² | 32 A | 25 A | 40.54 V (10.14%) | 359.5 V | 66.87 V (16.72%) | 12288.3 W | Drop High |
| 6 mm² | 41 A | 32 A | 27.03 V (6.76%) | 373.0 V | 44.58 V (11.15%) | 8192.2 W | Drop High |
| 10 mm² | 57 A | 44 A | 16.22 V (4.05%) | 383.8 V | 26.75 V (6.69%) | 4915.3 W | Drop High |
| 16 mm² | 76 A | 59 A | 10.14 V (2.53%) | 389.9 V | 16.72 V (4.18%) | 3072.1 W | Drop High |
| 25 mm² | 101 A | 78 A | 6.49 V (1.62%) | 393.5 V | 10.7 V (2.67%) | 1966.1 W | Drop High |
| 35 mm² | 125 A | 97 A | 4.63 V (1.16%) | 395.4 V | 7.64 V (1.91%) | 1404.4 W | Drop High |
| 50 mm² | 151 A | 118 A | 3.24 V (0.81%) | 396.8 V | 5.35 V (1.34%) | 983.1 W | Drop High |
| 70 mm² | 192 A | 150 A | 2.32 V (0.58%) | 397.7 V | 3.82 V (0.96%) | 702.2 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 1.71 V (0.43%) | 398.3 V | 2.82 V (0.7%) | 517.4 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 1.35 V (0.34%) | 398.6 V | 2.23 V (0.56%) | 409.6 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 1.08 V (0.27%) | 398.9 V | 1.78 V (0.45%) | 327.7 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 0.88 V (0.22%) | 399.1 V | 1.45 V (0.36%) | 265.7 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 0.68 V (0.17%) | 399.3 V | 1.11 V (0.28%) | 204.8 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 0.54 V (0.14%) | 399.5 V | 0.89 V (0.22%) | 163.8 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.41 V (0.1%) | 399.6 V | 0.67 V (0.17%) | 122.9 W | ✓ OK (≤3%) |
FAQ — Kabeltverrsnitt for 175 Ampere ved 25 Meter (400V — NEK 400)
Hvilket kabeltverrsnitt må jeg bruke for 175A over 25 meter (400V)?
Etter NEK 400 anbefales 70 mm² kobberkabel for 175A ved 25 meter (400V), som gir et spenningsfall på 2.32V (0.58%).
Hvor mange kW tåler 175A ved 400V?
Kursen leverer opptil 121.24 kW med 175A vern.
Related Lengths & Currents (400V)
175A · 5m (400V)175A · 10m (400V)175A · 15m (400V)175A · 20m (400V)175A · 30m (400V)175A · 35m (400V)175A · 40m (400V)175A · 45m (400V)175A · 50m (400V)175A · 60m (400V)175A · 70m (400V)10A · 25m (400V)16A · 25m (400V)20A · 25m (400V)25A · 25m (400V)32A · 25m (400V)40A · 25m (400V)50A · 25m (400V)63A · 25m (400V)80A · 25m (400V)100A · 25m (400V)125A · 25m (400V)160A · 25m (400V)200A · 25m (400V)