⚡ 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

Kabeltværsnit for 15 Ampere ved 250 Meter (230V)

Beregning af kabeltværsnit (mm²), spændingsfald og sikringsstørrelse efter dansk standard DS/HD 60364 for 15 A over 250 m ved 230V.

Copper Cable (≤3% Drop)25 mm²Drop: 6.42V (2.79%)
Aluminum Cable (≤3% Drop)50 mm²Drop: 5.29V (2.3%)
Voltage at Load223.6 VLine Loss: 96.3 W
Max Power & Breaker3.45 kW15A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 15A at 250m

Cross-Section (mm²)Cu AmpacityAl Ampacity Cu Voltage DropLoad VoltageAl Voltage DropPower LossStatus
1.5 mm²16 A12 A107.0 V (46.52%)123.0 V176.5 V (76.74%)1605.0 WDrop High
2.5 mm²24 A18 A64.2 V (27.91%)165.8 V105.9 V (46.04%)963.0 WDrop High
4 mm²32 A25 A40.12 V (17.45%)189.9 V66.19 V (28.78%)601.9 WDrop High
6 mm²41 A32 A26.75 V (11.63%)203.2 V44.12 V (19.18%)401.2 WDrop High
10 mm²57 A44 A16.05 V (6.98%)213.9 V26.47 V (11.51%)240.7 WDrop High
16 mm²76 A59 A10.03 V (4.36%)220.0 V16.55 V (7.19%)150.5 W~ ≤5%
25 mm²101 A78 A6.42 V (2.79%)223.6 V10.59 V (4.6%)96.3 W✓ OK (≤3%)
35 mm²125 A97 A4.59 V (1.99%)225.4 V7.56 V (3.29%)68.8 W✓ OK (≤3%)
50 mm²151 A118 A3.21 V (1.4%)226.8 V5.29 V (2.3%)48.1 W✓ OK (≤3%)
70 mm²192 A150 A2.29 V (1.0%)227.7 V3.78 V (1.64%)34.4 W✓ OK (≤3%)
95 mm²232 A181 A1.69 V (0.73%)228.3 V2.79 V (1.21%)25.3 W✓ OK (≤3%)
120 mm²269 A210 A1.34 V (0.58%)228.7 V2.21 V (0.96%)20.1 W✓ OK (≤3%)
150 mm²309 A241 A1.07 V (0.47%)228.9 V1.76 V (0.77%)16.1 W✓ OK (≤3%)
185 mm²353 A275 A0.87 V (0.38%)229.1 V1.43 V (0.62%)13.0 W✓ OK (≤3%)
240 mm²415 A324 A0.67 V (0.29%)229.3 V1.1 V (0.48%)10.0 W✓ OK (≤3%)
300 mm²477 A372 A0.54 V (0.23%)229.5 V0.88 V (0.38%)8.0 W✓ OK (≤3%)
400 mm²570 A445 A0.4 V (0.17%)229.6 V0.66 V (0.29%)6.0 W✓ OK (≤3%)

FAQ — Kabeltværsnit for 15 Ampere ved 250 Meter (230V)

Hvilket kabeltværsnit kræves til 15A ved 250 meter (230V)?

Til 15 Ampere over 250 meter ved 230V anbefales 25 mm² kobberkabel (spændingsfald 6.42V / 2.79%).

Hvor mange kW svarer 15A ved 230V til?

Det svarer til 3.45 kW med en anbefalet sikring på 15A.