Kabelarea för 300 Ampere vid 250 Meter (400V)
Komplett dimensionering av kabelarea (mm²), spänningsfall och säkring enligt svensk elstandard (SS 436 40 00 / IEC 60364) för 300 A över 250 m vid 400V.
Copper Cable (≤3% Drop)240 mm²Drop: 11.58V (2.9%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 11.46V (2.87%)
Voltage at Load388.4 VLine Loss: 6018.7 W
Max Power & Breaker207.85 kW300A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 300A at 250m
| 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 | 1853.29 V (463.32%) | 0.0 V | 3057.07 V (764.27%) | 963000.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 1111.98 V (277.99%) | 0.0 V | 1834.24 V (458.56%) | 577800.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 694.99 V (173.75%) | 0.0 V | 1146.4 V (286.6%) | 361125.0 W | Drop High |
| 6 mm² | 41 A | 32 A | 463.32 V (115.83%) | 0.0 V | 764.27 V (191.07%) | 240750.0 W | Drop High |
| 10 mm² | 57 A | 44 A | 277.99 V (69.5%) | 122.0 V | 458.56 V (114.64%) | 144450.0 W | Drop High |
| 16 mm² | 76 A | 59 A | 173.75 V (43.44%) | 226.3 V | 286.6 V (71.65%) | 90281.2 W | Drop High |
| 25 mm² | 101 A | 78 A | 111.2 V (27.8%) | 288.8 V | 183.42 V (45.86%) | 57780.0 W | Drop High |
| 35 mm² | 125 A | 97 A | 79.43 V (19.86%) | 320.6 V | 131.02 V (32.75%) | 41271.4 W | Drop High |
| 50 mm² | 151 A | 118 A | 55.6 V (13.9%) | 344.4 V | 91.71 V (22.93%) | 28890.0 W | Drop High |
| 70 mm² | 192 A | 150 A | 39.71 V (9.93%) | 360.3 V | 65.51 V (16.38%) | 20635.7 W | Drop High |
| 95 mm² | 232 A | 181 A | 29.26 V (7.32%) | 370.7 V | 48.27 V (12.07%) | 15205.3 W | Drop High |
| 120 mm² | 269 A | 210 A | 23.17 V (5.79%) | 376.8 V | 38.21 V (9.55%) | 12037.5 W | Drop High |
| 150 mm² | 309 A | 241 A | 18.53 V (4.63%) | 381.5 V | 30.57 V (7.64%) | 9630.0 W | ~ ≤5% |
| 185 mm² | 353 A | 275 A | 15.03 V (3.76%) | 385.0 V | 24.79 V (6.2%) | 7808.1 W | ~ ≤5% |
| 240 mm² | 415 A | 324 A | 11.58 V (2.9%) | 388.4 V | 19.11 V (4.78%) | 6018.7 W | ✓ OK (≤3%) |
| 300 mm² | 477 A | 372 A | 9.27 V (2.32%) | 390.7 V | 15.29 V (3.82%) | 4815.0 W | ✓ OK (≤3%) |
| 400 mm² | 570 A | 445 A | 6.95 V (1.74%) | 393.1 V | 11.46 V (2.87%) | 3611.2 W | ✓ OK (≤3%) |
FAQ — Kabelarea för 300 Ampere vid 250 Meter (400V)
Vilken kabelarea krävs för 300A vid 250 meter (400V)?
För 300 Ampere över 250 meter vid 400V rekommenderas 240 mm² kopparkabel för att hålla spänningsfallet under 3% (11.58V / 2.9%).
Hur stor effekt motsvarar 300A vid 400V?
Det motsvarar 207.85 kW med en rekommenderad säkring på 300A.
Related Lengths & Currents (400V)
300A · 5m (400V)300A · 10m (400V)300A · 15m (400V)300A · 20m (400V)300A · 25m (400V)300A · 30m (400V)300A · 35m (400V)300A · 40m (400V)300A · 45m (400V)300A · 50m (400V)300A · 60m (400V)300A · 70m (400V)10A · 250m (400V)16A · 250m (400V)20A · 250m (400V)25A · 250m (400V)32A · 250m (400V)40A · 250m (400V)50A · 250m (400V)63A · 250m (400V)80A · 250m (400V)100A · 250m (400V)125A · 250m (400V)160A · 250m (400V)200A · 250m (400V)