⚡ 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 350 Meter (230V)

Beregning af kabeltværsnit (mm²), spændingsfald og sikringsstørrelse efter dansk standard DS/HD 60364 for 225 A over 350 m ved 230V.

Copper Cable (≤3% Drop)2× 400 mm²Drop: 4.21V (1.83%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 13.9V (6.04%)
Voltage at Load225.8 VLine Loss: 948.0 W
Max Power & Breaker51.75 kW225A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 225A at 350m

Cross-Section (mm²)Cu AmpacityAl Ampacity Cu Voltage DropLoad VoltageAl Voltage DropPower LossStatus
1.5 mm²16 A12 A2247.0 V (976.96%)0.0 V3706.5 V (1611.52%)505575.0 WDrop High
2.5 mm²24 A18 A1348.2 V (586.17%)0.0 V2223.9 V (966.91%)303345.0 WDrop High
4 mm²32 A25 A842.62 V (366.36%)0.0 V1389.94 V (604.32%)189590.6 WDrop High
6 mm²41 A32 A561.75 V (244.24%)0.0 V926.62 V (402.88%)126393.8 WDrop High
10 mm²57 A44 A337.05 V (146.54%)0.0 V555.97 V (241.73%)75836.2 WDrop High
16 mm²76 A59 A210.66 V (91.59%)19.3 V347.48 V (151.08%)47397.7 WDrop High
25 mm²101 A78 A134.82 V (58.62%)95.2 V222.39 V (96.69%)30334.5 WDrop High
35 mm²125 A97 A96.3 V (41.87%)133.7 V158.85 V (69.07%)21667.5 WDrop High
50 mm²151 A118 A67.41 V (29.31%)162.6 V111.19 V (48.35%)15167.2 WDrop High
70 mm²192 A150 A48.15 V (20.93%)181.9 V79.42 V (34.53%)10833.7 WDrop High
95 mm²232 A181 A35.48 V (15.43%)194.5 V58.52 V (25.45%)7982.8 WDrop High
120 mm²269 A210 A28.09 V (12.21%)201.9 V46.33 V (20.14%)6319.7 WDrop High
150 mm²309 A241 A22.47 V (9.77%)207.5 V37.06 V (16.12%)5055.8 WDrop High
185 mm²353 A275 A18.22 V (7.92%)211.8 V30.05 V (13.07%)4099.3 WDrop High
240 mm²415 A324 A14.04 V (6.11%)216.0 V23.17 V (10.07%)3159.8 WDrop High
300 mm²477 A372 A11.23 V (4.88%)218.8 V18.53 V (8.06%)2527.9 W~ ≤5%
400 mm²570 A445 A8.43 V (3.66%)221.6 V13.9 V (6.04%)1895.9 W~ ≤5%

FAQ — Kabeltværsnit for 225 Ampere ved 350 Meter (230V)

Hvilket kabeltværsnit kræves til 225A ved 350 meter (230V)?

Til 225 Ampere over 350 meter ved 230V anbefales 2× 400 mm² kobberkabel (spændingsfald 4.21V / 1.83%).

Hvor mange kW svarer 225A ved 230V til?

Det svarer til 51.75 kW med en anbefalet sikring på 225A.