⚡ 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 650 Ampere ved 90 Meter (230V)

Beregning af kabeltværsnit (mm²), spændingsfald og sikringsstørrelse efter dansk standard DS/HD 60364 for 650 A over 90 m ved 230V.

Copper Cable (≤3% Drop)2× 400 mm²Drop: 3.13V (1.36%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 10.33V (4.49%)
Voltage at Load226.9 VLine Loss: 2034.3 W
Max Power & Breaker149.5 kW700A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 650A at 90m

Cross-Section (mm²)Cu AmpacityAl Ampacity Cu Voltage DropLoad VoltageAl Voltage DropPower LossStatus
1.5 mm²16 A12 A1669.2 V (725.74%)0.0 V2753.4 V (1197.13%)1084980.0 WDrop High
2.5 mm²24 A18 A1001.52 V (435.44%)0.0 V1652.04 V (718.28%)650988.0 WDrop High
4 mm²32 A25 A625.95 V (272.15%)0.0 V1032.52 V (448.92%)406867.5 WDrop High
6 mm²41 A32 A417.3 V (181.43%)0.0 V688.35 V (299.28%)271245.0 WDrop High
10 mm²57 A44 A250.38 V (108.86%)0.0 V413.01 V (179.57%)162747.0 WDrop High
16 mm²76 A59 A156.49 V (68.04%)73.5 V258.13 V (112.23%)101716.9 WDrop High
25 mm²101 A78 A100.15 V (43.54%)129.8 V165.2 V (71.83%)65098.8 WDrop High
35 mm²125 A97 A71.54 V (31.1%)158.5 V118.0 V (51.31%)46499.1 WDrop High
50 mm²151 A118 A50.08 V (21.77%)179.9 V82.6 V (35.91%)32549.4 WDrop High
70 mm²192 A150 A35.77 V (15.55%)194.2 V59.0 V (25.65%)23249.6 WDrop High
95 mm²232 A181 A26.36 V (11.46%)203.6 V43.47 V (18.9%)17131.3 WDrop High
120 mm²269 A210 A20.86 V (9.07%)209.1 V34.42 V (14.96%)13562.2 WDrop High
150 mm²309 A241 A16.69 V (7.26%)213.3 V27.53 V (11.97%)10849.8 WDrop High
185 mm²353 A275 A13.53 V (5.88%)216.5 V22.32 V (9.71%)8797.1 WDrop High
240 mm²415 A324 A10.43 V (4.54%)219.6 V17.21 V (7.48%)6781.1 WDrop High
300 mm²477 A372 A8.35 V (3.63%)221.7 V13.77 V (5.99%)5424.9 WDrop High
400 mm²570 A445 A6.26 V (2.72%)223.7 V10.33 V (4.49%)4068.7 WDrop High

FAQ — Kabeltværsnit for 650 Ampere ved 90 Meter (230V)

Hvilket kabeltværsnit kræves til 650A ved 90 meter (230V)?

Til 650 Ampere over 90 meter ved 230V anbefales 2× 400 mm² kobberkabel (spændingsfald 3.13V / 1.36%).

Hvor mange kW svarer 650A ved 230V til?

Det svarer til 149.5 kW med en anbefalet sikring på 700A.