Kabelarea för 20 Ampere vid 10 Meter (400V)
Komplett dimensionering av kabelarea (mm²), spänningsfall och säkring enligt svensk elstandard (SS 436 40 00 / IEC 60364) för 20 A över 10 m vid 400V.
Copper Cable (≤3% Drop)2.5 mm²Drop: 2.97V (0.74%)
Aluminum Cable (≤3% Drop)4 mm²Drop: 3.06V (0.76%)
Voltage at Load397.0 VLine Loss: 102.7 W
Max Power & Breaker13.86 kW20A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 20A at 10m
| 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 | 4.94 V (1.24%) | 395.1 V | 8.15 V (2.04%) | 171.2 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 2.97 V (0.74%) | 397.0 V | 4.89 V (1.22%) | 102.7 W | ✓ OK (≤3%) |
| 4 mm² | 32 A | 25 A | 1.85 V (0.46%) | 398.1 V | 3.06 V (0.76%) | 64.2 W | ✓ OK (≤3%) |
| 6 mm² | 41 A | 32 A | 1.24 V (0.31%) | 398.8 V | 2.04 V (0.51%) | 42.8 W | ✓ OK (≤3%) |
| 10 mm² | 57 A | 44 A | 0.74 V (0.19%) | 399.3 V | 1.22 V (0.31%) | 25.7 W | ✓ OK (≤3%) |
| 16 mm² | 76 A | 59 A | 0.46 V (0.12%) | 399.5 V | 0.76 V (0.19%) | 16.1 W | ✓ OK (≤3%) |
| 25 mm² | 101 A | 78 A | 0.3 V (0.07%) | 399.7 V | 0.49 V (0.12%) | 10.3 W | ✓ OK (≤3%) |
| 35 mm² | 125 A | 97 A | 0.21 V (0.05%) | 399.8 V | 0.35 V (0.09%) | 7.3 W | ✓ OK (≤3%) |
| 50 mm² | 151 A | 118 A | 0.15 V (0.04%) | 399.9 V | 0.24 V (0.06%) | 5.1 W | ✓ OK (≤3%) |
| 70 mm² | 192 A | 150 A | 0.11 V (0.03%) | 399.9 V | 0.17 V (0.04%) | 3.7 W | ✓ OK (≤3%) |
| 95 mm² | 232 A | 181 A | 0.08 V (0.02%) | 399.9 V | 0.13 V (0.03%) | 2.7 W | ✓ OK (≤3%) |
| 120 mm² | 269 A | 210 A | 0.06 V (0.02%) | 399.9 V | 0.1 V (0.03%) | 2.1 W | ✓ OK (≤3%) |
| 150 mm² | 309 A | 241 A | 0.05 V (0.01%) | 400.0 V | 0.08 V (0.02%) | 1.7 W | ✓ OK (≤3%) |
| 185 mm² | 353 A | 275 A | 0.04 V (0.01%) | 400.0 V | 0.07 V (0.02%) | 1.4 W | ✓ OK (≤3%) |
| 240 mm² | 415 A | 324 A | 0.03 V (0.01%) | 400.0 V | 0.05 V (0.01%) | 1.1 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 0.02 V (0.01%) | 400.0 V | 0.04 V (0.01%) | 0.9 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 0.02 V (0.0%) | 400.0 V | 0.03 V (0.01%) | 0.6 W | ✓ OK (≤3%) |
FAQ — Kabelarea för 20 Ampere vid 10 Meter (400V)
Vilken kabelarea krävs för 20A vid 10 meter (400V)?
För 20 Ampere över 10 meter vid 400V rekommenderas 2.5 mm² kopparkabel för att hålla spänningsfallet under 3% (2.97V / 0.74%).
Hur stor effekt motsvarar 20A vid 400V?
Det motsvarar 13.86 kW med en rekommenderad säkring på 20A.
Related Lengths & Currents (400V)
20A · 5m (400V)20A · 15m (400V)20A · 20m (400V)20A · 25m (400V)20A · 30m (400V)20A · 35m (400V)20A · 40m (400V)20A · 45m (400V)20A · 50m (400V)20A · 60m (400V)20A · 70m (400V)10A · 10m (400V)16A · 10m (400V)25A · 10m (400V)32A · 10m (400V)40A · 10m (400V)50A · 10m (400V)63A · 10m (400V)80A · 10m (400V)100A · 10m (400V)125A · 10m (400V)160A · 10m (400V)200A · 10m (400V)