⚡ 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 70 Ampere ved 500 Meter (230V)

Beregning af kabeltværsnit (mm²), spændingsfald og sikringsstørrelse efter dansk standard DS/HD 60364 for 70 A over 500 m ved 230V.

Copper Cable (≤3% Drop)240 mm²Drop: 6.24V (2.71%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 6.18V (2.69%)
Voltage at Load223.8 VLine Loss: 436.9 W
Max Power & Breaker16.1 kW70A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 70A at 500m

Cross-Section (mm²)Cu AmpacityAl Ampacity Cu Voltage DropLoad VoltageAl Voltage DropPower LossStatus
1.5 mm²16 A12 A998.67 V (434.2%)0.0 V1647.33 V (716.23%)69906.7 WDrop High
2.5 mm²24 A18 A599.2 V (260.52%)0.0 V988.4 V (429.74%)41944.0 WDrop High
4 mm²32 A25 A374.5 V (162.83%)0.0 V617.75 V (268.59%)26215.0 WDrop High
6 mm²41 A32 A249.67 V (108.55%)0.0 V411.83 V (179.06%)17476.7 WDrop High
10 mm²57 A44 A149.8 V (65.13%)80.2 V247.1 V (107.43%)10486.0 WDrop High
16 mm²76 A59 A93.62 V (40.71%)136.4 V154.44 V (67.15%)6553.8 WDrop High
25 mm²101 A78 A59.92 V (26.05%)170.1 V98.84 V (42.97%)4194.4 WDrop High
35 mm²125 A97 A42.8 V (18.61%)187.2 V70.6 V (30.7%)2996.0 WDrop High
50 mm²151 A118 A29.96 V (13.03%)200.0 V49.42 V (21.49%)2097.2 WDrop High
70 mm²192 A150 A21.4 V (9.3%)208.6 V35.3 V (15.35%)1498.0 WDrop High
95 mm²232 A181 A15.77 V (6.86%)214.2 V26.01 V (11.31%)1103.8 WDrop High
120 mm²269 A210 A12.48 V (5.43%)217.5 V20.59 V (8.95%)873.8 WDrop High
150 mm²309 A241 A9.99 V (4.34%)220.0 V16.47 V (7.16%)699.1 W~ ≤5%
185 mm²353 A275 A8.1 V (3.52%)221.9 V13.36 V (5.81%)566.8 W~ ≤5%
240 mm²415 A324 A6.24 V (2.71%)223.8 V10.3 V (4.48%)436.9 W✓ OK (≤3%)
300 mm²477 A372 A4.99 V (2.17%)225.0 V8.24 V (3.58%)349.5 W✓ OK (≤3%)
400 mm²570 A445 A3.75 V (1.63%)226.3 V6.18 V (2.69%)262.1 W✓ OK (≤3%)

FAQ — Kabeltværsnit for 70 Ampere ved 500 Meter (230V)

Hvilket kabeltværsnit kræves til 70A ved 500 meter (230V)?

Til 70 Ampere over 500 meter ved 230V anbefales 240 mm² kobberkabel (spændingsfald 6.24V / 2.71%).

Hvor mange kW svarer 70A ved 230V til?

Det svarer til 16.1 kW med en anbefalet sikring på 70A.