Kabelarea för 475 Ampere vid 250 Meter (400V)
Komplett dimensionering av kabelarea (mm²), spänningsfall och säkring enligt svensk elstandard (SS 436 40 00 / IEC 60364) för 475 A över 250 m vid 400V.
Copper Cable (≤3% Drop)400 mm²Drop: 11.0V (2.75%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 18.15V (4.54%)
Voltage at Load389.0 VLine Loss: 9053.2 W
Max Power & Breaker329.09 kW500A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 475A 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 | 2934.38 V (733.6%) | 0.0 V | 4840.36 V (1210.09%) | 2414187.5 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 1760.63 V (440.16%) | 0.0 V | 2904.22 V (726.05%) | 1448512.5 W | Drop High |
| 4 mm² | 32 A | 25 A | 1100.39 V (275.1%) | 0.0 V | 1815.14 V (453.78%) | 905320.3 W | Drop High |
| 6 mm² | 41 A | 32 A | 733.6 V (183.4%) | 0.0 V | 1210.09 V (302.52%) | 603546.9 W | Drop High |
| 10 mm² | 57 A | 44 A | 440.16 V (110.04%) | 0.0 V | 726.05 V (181.51%) | 362128.1 W | Drop High |
| 16 mm² | 76 A | 59 A | 275.1 V (68.77%) | 124.9 V | 453.78 V (113.45%) | 226330.1 W | Drop High |
| 25 mm² | 101 A | 78 A | 176.06 V (44.02%) | 223.9 V | 290.42 V (72.61%) | 144851.2 W | Drop High |
| 35 mm² | 125 A | 97 A | 125.76 V (31.44%) | 274.2 V | 207.44 V (51.86%) | 103465.2 W | Drop High |
| 50 mm² | 151 A | 118 A | 88.03 V (22.01%) | 312.0 V | 145.21 V (36.3%) | 72425.6 W | Drop High |
| 70 mm² | 192 A | 150 A | 62.88 V (15.72%) | 337.1 V | 103.72 V (25.93%) | 51732.6 W | Drop High |
| 95 mm² | 232 A | 181 A | 46.33 V (11.58%) | 353.7 V | 76.43 V (19.11%) | 38118.8 W | Drop High |
| 120 mm² | 269 A | 210 A | 36.68 V (9.17%) | 363.3 V | 60.5 V (15.13%) | 30177.3 W | Drop High |
| 150 mm² | 309 A | 241 A | 29.34 V (7.34%) | 370.7 V | 48.4 V (12.1%) | 24141.9 W | Drop High |
| 185 mm² | 353 A | 275 A | 23.79 V (5.95%) | 376.2 V | 39.25 V (9.81%) | 19574.5 W | Drop High |
| 240 mm² | 415 A | 324 A | 18.34 V (4.58%) | 381.7 V | 30.25 V (7.56%) | 15088.7 W | Drop High |
| 300 mm² | 477 A | 372 A | 14.67 V (3.67%) | 385.3 V | 24.2 V (6.05%) | 12070.9 W | ~ ≤5% |
| 400 mm² | 570 A | 445 A | 11.0 V (2.75%) | 389.0 V | 18.15 V (4.54%) | 9053.2 W | ✓ OK (≤3%) |
FAQ — Kabelarea för 475 Ampere vid 250 Meter (400V)
Vilken kabelarea krävs för 475A vid 250 meter (400V)?
För 475 Ampere över 250 meter vid 400V rekommenderas 400 mm² kopparkabel för att hålla spänningsfallet under 3% (11.0V / 2.75%).
Hur stor effekt motsvarar 475A vid 400V?
Det motsvarar 329.09 kW med en rekommenderad säkring på 500A.
Related Lengths & Currents (400V)
475A · 5m (400V)475A · 10m (400V)475A · 15m (400V)475A · 20m (400V)475A · 25m (400V)475A · 30m (400V)475A · 35m (400V)475A · 40m (400V)475A · 45m (400V)475A · 50m (400V)475A · 60m (400V)475A · 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)