Kabeltværsnit for 20 Ampere ved 15 Meter (230V)
Beregning af kabeltværsnit (mm²), spændingsfald og sikringsstørrelse efter dansk standard DS/HD 60364 for 20 A over 15 m ved 230V.
Copper Cable (≤3% Drop)2.5 mm²Drop: 5.14V (2.23%)
Aluminum Cable (≤3% Drop)4 mm²Drop: 5.29V (2.3%)
Voltage at Load224.9 VLine Loss: 102.7 W
Max Power & Breaker4.6 kW20A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 20A at 15m
| 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 | 8.56 V (3.72%) | 221.4 V | 14.12 V (6.14%) | 171.2 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 5.14 V (2.23%) | 224.9 V | 8.47 V (3.68%) | 102.7 W | ✓ OK (≤3%) |
| 4 mm² | 32 A | 25 A | 3.21 V (1.4%) | 226.8 V | 5.29 V (2.3%) | 64.2 W | ✓ OK (≤3%) |
| 6 mm² | 41 A | 32 A | 2.14 V (0.93%) | 227.9 V | 3.53 V (1.53%) | 42.8 W | ✓ OK (≤3%) |
| 10 mm² | 57 A | 44 A | 1.28 V (0.56%) | 228.7 V | 2.12 V (0.92%) | 25.7 W | ✓ OK (≤3%) |
| 16 mm² | 76 A | 59 A | 0.8 V (0.35%) | 229.2 V | 1.32 V (0.58%) | 16.1 W | ✓ OK (≤3%) |
| 25 mm² | 101 A | 78 A | 0.51 V (0.22%) | 229.5 V | 0.85 V (0.37%) | 10.3 W | ✓ OK (≤3%) |
| 35 mm² | 125 A | 97 A | 0.37 V (0.16%) | 229.6 V | 0.61 V (0.26%) | 7.3 W | ✓ OK (≤3%) |
| 50 mm² | 151 A | 118 A | 0.26 V (0.11%) | 229.7 V | 0.42 V (0.18%) | 5.1 W | ✓ OK (≤3%) |
| 70 mm² | 192 A | 150 A | 0.18 V (0.08%) | 229.8 V | 0.3 V (0.13%) | 3.7 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 0.14 V (0.06%) | 229.9 V | 0.22 V (0.1%) | 2.7 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 0.11 V (0.05%) | 229.9 V | 0.18 V (0.08%) | 2.1 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 0.09 V (0.04%) | 229.9 V | 0.14 V (0.06%) | 1.7 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 0.07 V (0.03%) | 229.9 V | 0.11 V (0.05%) | 1.4 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 0.05 V (0.02%) | 229.9 V | 0.09 V (0.04%) | 1.1 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 0.04 V (0.02%) | 230.0 V | 0.07 V (0.03%) | 0.9 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.03 V (0.01%) | 230.0 V | 0.05 V (0.02%) | 0.6 W | ✓ OK (≤3%) |
FAQ — Kabeltværsnit for 20 Ampere ved 15 Meter (230V)
Hvilket kabeltværsnit kræves til 20A ved 15 meter (230V)?
Til 20 Ampere over 15 meter ved 230V anbefales 2.5 mm² kobberkabel (spændingsfald 5.14V / 2.23%).
Hvor mange kW svarer 20A ved 230V til?
Det svarer til 4.6 kW med en anbefalet sikring på 20A.
Related Lengths & Currents (230V)
20A · 5m (230V)20A · 10m (230V)20A · 20m (230V)20A · 25m (230V)20A · 30m (230V)20A · 35m (230V)20A · 40m (230V)20A · 45m (230V)20A · 50m (230V)20A · 60m (230V)20A · 70m (230V)10A · 15m (230V)16A · 15m (230V)25A · 15m (230V)32A · 15m (230V)40A · 15m (230V)50A · 15m (230V)63A · 15m (230V)80A · 15m (230V)100A · 15m (230V)125A · 15m (230V)160A · 15m (230V)200A · 15m (230V)