Kabeltverrsnitt for 125 Ampere ved 175 Meter (230V — NEK 400)
Nøyaktig beregning av kabeltverrsnitt (mm²), spenningsfall og sikring etter norsk standard NEK 400 for 125 A over 175 m ved 230V.
Copper Cable (≤3% Drop)150 mm²Drop: 6.24V (2.71%)
Aluminum Cable (≤3% Drop)240 mm²Drop: 6.43V (2.8%)
Voltage at Load223.8 VLine Loss: 780.2 W
Max Power & Breaker28.75 kW125A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 125A at 175m
| 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 | 624.17 V (271.38%) | 0.0 V | 1029.58 V (447.64%) | 78020.8 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 374.5 V (162.83%) | 0.0 V | 617.75 V (268.59%) | 46812.5 W | Drop High |
| 4 mm² | 32 A | 25 A | 234.06 V (101.77%) | 0.0 V | 386.09 V (167.87%) | 29257.8 W | Drop High |
| 6 mm² | 41 A | 32 A | 156.04 V (67.84%) | 74.0 V | 257.4 V (111.91%) | 19505.2 W | Drop High |
| 10 mm² | 57 A | 44 A | 93.62 V (40.71%) | 136.4 V | 154.44 V (67.15%) | 11703.1 W | Drop High |
| 16 mm² | 76 A | 59 A | 58.52 V (25.44%) | 171.5 V | 96.52 V (41.97%) | 7314.5 W | Drop High |
| 25 mm² | 101 A | 78 A | 37.45 V (16.28%) | 192.6 V | 61.77 V (26.86%) | 4681.2 W | Drop High |
| 35 mm² | 125 A | 97 A | 26.75 V (11.63%) | 203.2 V | 44.12 V (19.18%) | 3343.7 W | Drop High |
| 50 mm² | 151 A | 118 A | 18.72 V (8.14%) | 211.3 V | 30.89 V (13.43%) | 2340.6 W | Drop High |
| 70 mm² | 192 A | 150 A | 13.37 V (5.82%) | 216.6 V | 22.06 V (9.59%) | 1671.9 W | Drop High |
| 95 mm² | 232 A | 181 A | 9.86 V (4.28%) | 220.1 V | 16.26 V (7.07%) | 1231.9 W | ~ ≤5% |
| 120 mm² | 269 A | 210 A | 7.8 V (3.39%) | 222.2 V | 12.87 V (5.6%) | 975.3 W | ~ ≤5% |
| 150 mm² | 309 A | 241 A | 6.24 V (2.71%) | 223.8 V | 10.3 V (4.48%) | 780.2 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 5.06 V (2.2%) | 224.9 V | 8.35 V (3.63%) | 632.6 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 3.9 V (1.7%) | 226.1 V | 6.43 V (2.8%) | 487.6 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 3.12 V (1.36%) | 226.9 V | 5.15 V (2.24%) | 390.1 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 2.34 V (1.02%) | 227.7 V | 3.86 V (1.68%) | 292.6 W | ✓ OK (≤3%) |
FAQ — Kabeltverrsnitt for 125 Ampere ved 175 Meter (230V — NEK 400)
Hvilket kabeltverrsnitt må jeg bruke for 125A over 175 meter (230V)?
Etter NEK 400 anbefales 150 mm² kobberkabel for 125A ved 175 meter (230V), som gir et spenningsfall på 6.24V (2.71%).
Hvor mange kW tåler 125A ved 230V?
Kursen leverer opptil 28.75 kW med 125A vern.
Related Lengths & Currents (230V)
125A · 5m (230V)125A · 10m (230V)125A · 15m (230V)125A · 20m (230V)125A · 25m (230V)125A · 30m (230V)125A · 35m (230V)125A · 40m (230V)125A · 45m (230V)125A · 50m (230V)125A · 60m (230V)125A · 70m (230V)10A · 175m (230V)16A · 175m (230V)20A · 175m (230V)25A · 175m (230V)32A · 175m (230V)40A · 175m (230V)50A · 175m (230V)63A · 175m (230V)80A · 175m (230V)100A · 175m (230V)160A · 175m (230V)200A · 175m (230V)