⚡ 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 225 Ampere ved 90 Meter (400V)

Beregning af kabeltværsnit (mm²), spændingsfald og sikringsstørrelse efter dansk standard DS/HD 60364 for 225 A over 90 m ved 400V.

Copper Cable (≤3% Drop)95 mm²Drop: 7.9V (1.98%)
Aluminum Cable (≤3% Drop)150 mm²Drop: 8.25V (2.06%)
Voltage at Load392.1 VLine Loss: 3079.1 W
Max Power & Breaker155.88 kW225A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 225A at 90m

Cross-Section (mm²)Cu AmpacityAl Ampacity Cu Voltage DropLoad VoltageAl Voltage DropPower LossStatus
1.5 mm²16 A12 A500.39 V (125.1%)0.0 V825.41 V (206.35%)195007.5 WDrop High
2.5 mm²24 A18 A300.23 V (75.06%)99.8 V495.25 V (123.81%)117004.5 WDrop High
4 mm²32 A25 A187.65 V (46.91%)212.4 V309.53 V (77.38%)73127.8 WDrop High
6 mm²41 A32 A125.1 V (31.27%)274.9 V206.35 V (51.59%)48751.9 WDrop High
10 mm²57 A44 A75.06 V (18.76%)324.9 V123.81 V (30.95%)29251.1 WDrop High
16 mm²76 A59 A46.91 V (11.73%)353.1 V77.38 V (19.35%)18282.0 WDrop High
25 mm²101 A78 A30.02 V (7.51%)370.0 V49.52 V (12.38%)11700.4 WDrop High
35 mm²125 A97 A21.45 V (5.36%)378.6 V35.37 V (8.84%)8357.5 WDrop High
50 mm²151 A118 A15.01 V (3.75%)385.0 V24.76 V (6.19%)5850.2 WDrop High
70 mm²192 A150 A10.72 V (2.68%)389.3 V17.69 V (4.42%)4178.7 WDrop High
95 mm²232 A181 A7.9 V (1.98%)392.1 V13.03 V (3.26%)3079.1 W✓ OK (≤3%)
120 mm²269 A210 A6.25 V (1.56%)393.7 V10.32 V (2.58%)2437.6 W✓ OK (≤3%)
150 mm²309 A241 A5.0 V (1.25%)395.0 V8.25 V (2.06%)1950.1 W✓ OK (≤3%)
185 mm²353 A275 A4.06 V (1.01%)395.9 V6.69 V (1.67%)1581.1 W✓ OK (≤3%)
240 mm²415 A324 A3.13 V (0.78%)396.9 V5.16 V (1.29%)1218.8 W✓ OK (≤3%)
300 mm²477 A372 A2.5 V (0.63%)397.5 V4.13 V (1.03%)975.0 W✓ OK (≤3%)
400 mm²570 A445 A1.88 V (0.47%)398.1 V3.1 V (0.77%)731.3 W✓ OK (≤3%)

FAQ — Kabeltværsnit for 225 Ampere ved 90 Meter (400V)

Hvilket kabeltværsnit kræves til 225A ved 90 meter (400V)?

Til 225 Ampere over 90 meter ved 400V anbefales 95 mm² kobberkabel (spændingsfald 7.9V / 1.98%).

Hvor mange kW svarer 225A ved 400V til?

Det svarer til 155.88 kW med en anbefalet sikring på 225A.