Kabeltværsnit for 300 Ampere ved 40 Meter (230V)
Beregning af kabeltværsnit (mm²), spændingsfald og sikringsstørrelse efter dansk standard DS/HD 60364 for 300 A over 40 m ved 230V.
Copper Cable (≤3% Drop)150 mm²Drop: 3.42V (1.49%)
Aluminum Cable (≤3% Drop)240 mm²Drop: 3.53V (1.53%)
Voltage at Load226.6 VLine Loss: 1027.2 W
Max Power & Breaker69.0 kW300A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 300A at 40m
| Cross-Section (mm²) | Cu Ampacity | Al Ampacity | Cu Voltage Drop | Load Voltage | Al Voltage Drop | Power Loss | Status |
|---|---|---|---|---|---|---|---|
| 1.5 mm² | 16 A | 12 A | 342.4 V (148.87%) | 0.0 V | 564.8 V (245.57%) | 102720.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 205.44 V (89.32%) | 24.6 V | 338.88 V (147.34%) | 61632.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 128.4 V (55.83%) | 101.6 V | 211.8 V (92.09%) | 38520.0 W | Drop High |
| 6 mm² | 41 A | 32 A | 85.6 V (37.22%) | 144.4 V | 141.2 V (61.39%) | 25680.0 W | Drop High |
| 10 mm² | 57 A | 44 A | 51.36 V (22.33%) | 178.6 V | 84.72 V (36.83%) | 15408.0 W | Drop High |
| 16 mm² | 76 A | 59 A | 32.1 V (13.96%) | 197.9 V | 52.95 V (23.02%) | 9630.0 W | Drop High |
| 25 mm² | 101 A | 78 A | 20.54 V (8.93%) | 209.5 V | 33.89 V (14.73%) | 6163.2 W | Drop High |
| 35 mm² | 125 A | 97 A | 14.67 V (6.38%) | 215.3 V | 24.21 V (10.52%) | 4402.3 W | Drop High |
| 50 mm² | 151 A | 118 A | 10.27 V (4.47%) | 219.7 V | 16.94 V (7.37%) | 3081.6 W | Drop High |
| 70 mm² | 192 A | 150 A | 7.34 V (3.19%) | 222.7 V | 12.1 V (5.26%) | 2201.1 W | Drop High |
| 95 mm² | 232 A | 181 A | 5.41 V (2.35%) | 224.6 V | 8.92 V (3.88%) | 1621.9 W | Drop High |
| 120 mm² | 269 A | 210 A | 4.28 V (1.86%) | 225.7 V | 7.06 V (3.07%) | 1284.0 W | Drop High |
| 150 mm² | 309 A | 241 A | 3.42 V (1.49%) | 226.6 V | 5.65 V (2.46%) | 1027.2 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 2.78 V (1.21%) | 227.2 V | 4.58 V (1.99%) | 832.9 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 2.14 V (0.93%) | 227.9 V | 3.53 V (1.53%) | 642.0 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 1.71 V (0.74%) | 228.3 V | 2.82 V (1.23%) | 513.6 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 1.28 V (0.56%) | 228.7 V | 2.12 V (0.92%) | 385.2 W | ✓ OK (≤3%) |
FAQ — Kabeltværsnit for 300 Ampere ved 40 Meter (230V)
Hvilket kabeltværsnit kræves til 300A ved 40 meter (230V)?
Til 300 Ampere over 40 meter ved 230V anbefales 150 mm² kobberkabel (spændingsfald 3.42V / 1.49%).
Hvor mange kW svarer 300A ved 230V til?
Det svarer til 69.0 kW med en anbefalet sikring på 300A.
Related Lengths & Currents (230V)
300A · 5m (230V)300A · 10m (230V)300A · 15m (230V)300A · 20m (230V)300A · 25m (230V)300A · 30m (230V)300A · 35m (230V)300A · 45m (230V)300A · 50m (230V)300A · 60m (230V)300A · 70m (230V)10A · 40m (230V)16A · 40m (230V)20A · 40m (230V)25A · 40m (230V)32A · 40m (230V)40A · 40m (230V)50A · 40m (230V)63A · 40m (230V)80A · 40m (230V)100A · 40m (230V)125A · 40m (230V)160A · 40m (230V)200A · 40m (230V)