⚡ Cu ρ (75°C): 0.0214 Ω·mm²/m 🔌 NEC / IEC Standards: NFPA 70 & IEC 60364 🇺🇸 US Grid Avg: $0.175/kWh 🇩🇪 DE Grid Avg: €0.345/kWh 🇸🇪 SE Elpris: 1.54 SEK/kWh 🇳🇴 NO Strøm: 1.17 NOK/kWh 🔩 Copper Ref: $9,650/t (2026-10-24)
⚡ IEC 60364-5-52 · DIN VDE · NEK 400 · SS 436 40 00

Kabeltverrsnitt for 100 Ampere ved 40 Meter (230V — NEK 400)

Nøyaktig beregning av kabeltverrsnitt (mm²), spenningsfall og sikring etter norsk standard NEK 400 for 100 A over 40 m ved 230V.

Copper Cable (≤3% Drop)25 mm²Drop: 6.85V (2.98%)
Aluminum Cable (≤3% Drop)50 mm²Drop: 5.65V (2.46%)
Voltage at Load223.2 VLine Loss: 684.8 W
Max Power & Breaker23.0 kW100A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 100A at 40m

Cross-Section (mm²)Cu AmpacityAl Ampacity Cu Voltage DropLoad VoltageAl Voltage DropPower LossStatus
1.5 mm²16 A12 A114.13 V (49.62%)115.9 V188.27 V (81.86%)11413.3 WDrop High
2.5 mm²24 A18 A68.48 V (29.77%)161.5 V112.96 V (49.11%)6848.0 WDrop High
4 mm²32 A25 A42.8 V (18.61%)187.2 V70.6 V (30.7%)4280.0 WDrop High
6 mm²41 A32 A28.53 V (12.41%)201.5 V47.07 V (20.46%)2853.3 WDrop High
10 mm²57 A44 A17.12 V (7.44%)212.9 V28.24 V (12.28%)1712.0 WDrop High
16 mm²76 A59 A10.7 V (4.65%)219.3 V17.65 V (7.67%)1070.0 WDrop High
25 mm²101 A78 A6.85 V (2.98%)223.2 V11.3 V (4.91%)684.8 W✓ OK (≤3%)
35 mm²125 A97 A4.89 V (2.13%)225.1 V8.07 V (3.51%)489.1 W✓ OK (≤3%)
50 mm²151 A118 A3.42 V (1.49%)226.6 V5.65 V (2.46%)342.4 W✓ OK (≤3%)
70 mm²192 A150 A2.45 V (1.06%)227.6 V4.03 V (1.75%)244.6 W✓ OK (≤3%)
95 mm²232 A181 A1.8 V (0.78%)228.2 V2.97 V (1.29%)180.2 W✓ OK (≤3%)
120 mm²269 A210 A1.43 V (0.62%)228.6 V2.35 V (1.02%)142.7 W✓ OK (≤3%)
150 mm²309 A241 A1.14 V (0.5%)228.9 V1.88 V (0.82%)114.1 W✓ OK (≤3%)
185 mm²353 A275 A0.93 V (0.4%)229.1 V1.53 V (0.66%)92.5 W✓ OK (≤3%)
240 mm²415 A324 A0.71 V (0.31%)229.3 V1.18 V (0.51%)71.3 W✓ OK (≤3%)
300 mm²477 A372 A0.57 V (0.25%)229.4 V0.94 V (0.41%)57.1 W✓ OK (≤3%)
400 mm²570 A445 A0.43 V (0.19%)229.6 V0.71 V (0.31%)42.8 W✓ OK (≤3%)

FAQ — Kabeltverrsnitt for 100 Ampere ved 40 Meter (230V — NEK 400)

Hvilket kabeltverrsnitt må jeg bruke for 100A over 40 meter (230V)?

Etter NEK 400 anbefales 25 mm² kobberkabel for 100A ved 40 meter (230V), som gir et spenningsfall på 6.85V (2.98%).

Hvor mange kW tåler 100A ved 230V?

Kursen leverer opptil 23.0 kW med 100A vern.