⚡ 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 40 Meter (230V)

Beregning af kabeltværsnit (mm²), spændingsfald og sikringsstørrelse efter dansk standard DS/HD 60364 for 175 A over 40 m ved 230V.

Copper Cable (≤3% Drop)70 mm²Drop: 4.28V (1.86%)
Aluminum Cable (≤3% Drop)95 mm²Drop: 5.2V (2.26%)
Voltage at Load225.7 VLine Loss: 749.0 W
Max Power & Breaker40.25 kW175A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 175A at 40m

Cross-Section (mm²)Cu AmpacityAl Ampacity Cu Voltage DropLoad VoltageAl Voltage DropPower LossStatus
1.5 mm²16 A12 A199.73 V (86.84%)30.3 V329.47 V (143.25%)34953.3 WDrop High
2.5 mm²24 A18 A119.84 V (52.1%)110.2 V197.68 V (85.95%)20972.0 WDrop High
4 mm²32 A25 A74.9 V (32.57%)155.1 V123.55 V (53.72%)13107.5 WDrop High
6 mm²41 A32 A49.93 V (21.71%)180.1 V82.37 V (35.81%)8738.3 WDrop High
10 mm²57 A44 A29.96 V (13.03%)200.0 V49.42 V (21.49%)5243.0 WDrop High
16 mm²76 A59 A18.72 V (8.14%)211.3 V30.89 V (13.43%)3276.9 WDrop High
25 mm²101 A78 A11.98 V (5.21%)218.0 V19.77 V (8.59%)2097.2 WDrop High
35 mm²125 A97 A8.56 V (3.72%)221.4 V14.12 V (6.14%)1498.0 WDrop High
50 mm²151 A118 A5.99 V (2.61%)224.0 V9.88 V (4.3%)1048.6 WDrop High
70 mm²192 A150 A4.28 V (1.86%)225.7 V7.06 V (3.07%)749.0 W✓ OK (≤3%)
95 mm²232 A181 A3.15 V (1.37%)226.8 V5.2 V (2.26%)551.9 W✓ OK (≤3%)
120 mm²269 A210 A2.5 V (1.09%)227.5 V4.12 V (1.79%)436.9 W✓ OK (≤3%)
150 mm²309 A241 A2.0 V (0.87%)228.0 V3.29 V (1.43%)349.5 W✓ OK (≤3%)
185 mm²353 A275 A1.62 V (0.7%)228.4 V2.67 V (1.16%)283.4 W✓ OK (≤3%)
240 mm²415 A324 A1.25 V (0.54%)228.8 V2.06 V (0.9%)218.5 W✓ OK (≤3%)
300 mm²477 A372 A1.0 V (0.43%)229.0 V1.65 V (0.72%)174.8 W✓ OK (≤3%)
400 mm²570 A445 A0.75 V (0.33%)229.3 V1.24 V (0.54%)131.1 W✓ OK (≤3%)

FAQ — Kabeltværsnit for 175 Ampere ved 40 Meter (230V)

Hvilket kabeltværsnit kræves til 175A ved 40 meter (230V)?

Til 175 Ampere over 40 meter ved 230V anbefales 70 mm² kobberkabel (spændingsfald 4.28V / 1.86%).

Hvor mange kW svarer 175A ved 230V til?

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