⚡ 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 175 Ampere ved 300 Meter (230V)

Beregning af kabeltværsnit (mm²), spændingsfald og sikringsstørrelse efter dansk standard DS/HD 60364 for 175 A over 300 m ved 230V.

Copper Cable (≤3% Drop)400 mm²Drop: 5.62V (2.44%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 9.27V (4.03%)
Voltage at Load224.4 VLine Loss: 983.1 W
Max Power & Breaker40.25 kW175A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 175A at 300m

Cross-Section (mm²)Cu AmpacityAl Ampacity Cu Voltage DropLoad VoltageAl Voltage DropPower LossStatus
1.5 mm²16 A12 A1498.0 V (651.3%)0.0 V2471.0 V (1074.35%)262150.0 WDrop High
2.5 mm²24 A18 A898.8 V (390.78%)0.0 V1482.6 V (644.61%)157290.0 WDrop High
4 mm²32 A25 A561.75 V (244.24%)0.0 V926.62 V (402.88%)98306.2 WDrop High
6 mm²41 A32 A374.5 V (162.83%)0.0 V617.75 V (268.59%)65537.5 WDrop High
10 mm²57 A44 A224.7 V (97.7%)5.3 V370.65 V (161.15%)39322.5 WDrop High
16 mm²76 A59 A140.44 V (61.06%)89.6 V231.66 V (100.72%)24576.6 WDrop High
25 mm²101 A78 A89.88 V (39.08%)140.1 V148.26 V (64.46%)15729.0 WDrop High
35 mm²125 A97 A64.2 V (27.91%)165.8 V105.9 V (46.04%)11235.0 WDrop High
50 mm²151 A118 A44.94 V (19.54%)185.1 V74.13 V (32.23%)7864.5 WDrop High
70 mm²192 A150 A32.1 V (13.96%)197.9 V52.95 V (23.02%)5617.5 WDrop High
95 mm²232 A181 A23.65 V (10.28%)206.3 V39.02 V (16.96%)4139.2 WDrop High
120 mm²269 A210 A18.72 V (8.14%)211.3 V30.89 V (13.43%)3276.9 WDrop High
150 mm²309 A241 A14.98 V (6.51%)215.0 V24.71 V (10.74%)2621.5 WDrop High
185 mm²353 A275 A12.15 V (5.28%)217.9 V20.04 V (8.71%)2125.5 WDrop High
240 mm²415 A324 A9.36 V (4.07%)220.6 V15.44 V (6.71%)1638.4 W~ ≤5%
300 mm²477 A372 A7.49 V (3.26%)222.5 V12.35 V (5.37%)1310.8 W~ ≤5%
400 mm²570 A445 A5.62 V (2.44%)224.4 V9.27 V (4.03%)983.1 W✓ OK (≤3%)

FAQ — Kabeltværsnit for 175 Ampere ved 300 Meter (230V)

Hvilket kabeltværsnit kræves til 175A ved 300 meter (230V)?

Til 175 Ampere over 300 meter ved 230V anbefales 400 mm² kobberkabel (spændingsfald 5.62V / 2.44%).

Hvor mange kW svarer 175A ved 230V til?

Det svarer til 40.25 kW med en anbefalet sikring på 175A.