Kabeltværsnit for 750 Ampere ved 20 Meter (230V)
Beregning af kabeltværsnit (mm²), spændingsfald og sikringsstørrelse efter dansk standard DS/HD 60364 for 750 A over 20 m ved 230V.
Copper Cable (≤3% Drop)2× 400 mm²Drop: 0.8V (0.35%)
Aluminum Cable (≤3% Drop)400 mm²Drop: 2.65V (1.15%)
Voltage at Load229.2 VLine Loss: 601.9 W
Max Power & Breaker172.5 kW800A MCB/MCCB
IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 750A at 20m
| 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 | 428.0 V (186.09%) | 0.0 V | 706.0 V (306.96%) | 321000.0 W | Drop High |
| 2.5 mm² | 24 A | 18 A | 256.8 V (111.65%) | 0.0 V | 423.6 V (184.17%) | 192600.0 W | Drop High |
| 4 mm² | 32 A | 25 A | 160.5 V (69.78%) | 69.5 V | 264.75 V (115.11%) | 120375.0 W | Drop High |
| 6 mm² | 41 A | 32 A | 107.0 V (46.52%) | 123.0 V | 176.5 V (76.74%) | 80250.0 W | Drop High |
| 10 mm² | 57 A | 44 A | 64.2 V (27.91%) | 165.8 V | 105.9 V (46.04%) | 48150.0 W | Drop High |
| 16 mm² | 76 A | 59 A | 40.12 V (17.45%) | 189.9 V | 66.19 V (28.78%) | 30093.8 W | Drop High |
| 25 mm² | 101 A | 78 A | 25.68 V (11.17%) | 204.3 V | 42.36 V (18.42%) | 19260.0 W | Drop High |
| 35 mm² | 125 A | 97 A | 18.34 V (7.98%) | 211.7 V | 30.26 V (13.16%) | 13757.1 W | Drop High |
| 50 mm² | 151 A | 118 A | 12.84 V (5.58%) | 217.2 V | 21.18 V (9.21%) | 9630.0 W | Drop High |
| 70 mm² | 192 A | 150 A | 9.17 V (3.99%) | 220.8 V | 15.13 V (6.58%) | 6878.6 W | Drop High |
| 95 mm² | 232 A | 181 A | 6.76 V (2.94%) | 223.2 V | 11.15 V (4.85%) | 5068.4 W | Drop High |
| 120 mm² | 269 A | 210 A | 5.35 V (2.33%) | 224.7 V | 8.82 V (3.84%) | 4012.5 W | Drop High |
| 150 mm² | 309 A | 241 A | 4.28 V (1.86%) | 225.7 V | 7.06 V (3.07%) | 3210.0 W | Drop High |
| 185 mm² | 353 A | 275 A | 3.47 V (1.51%) | 226.5 V | 5.72 V (2.49%) | 2602.7 W | Drop High |
| 240 mm² | 415 A | 324 A | 2.68 V (1.16%) | 227.3 V | 4.41 V (1.92%) | 2006.2 W | Drop High |
| 300 mm² | 477 A | 372 A | 2.14 V (0.93%) | 227.9 V | 3.53 V (1.53%) | 1605.0 W | Drop High |
| 400 mm² | 570 A | 445 A | 1.6 V (0.7%) | 228.4 V | 2.65 V (1.15%) | 1203.8 W | Drop High |
FAQ — Kabeltværsnit for 750 Ampere ved 20 Meter (230V)
Hvilket kabeltværsnit kræves til 750A ved 20 meter (230V)?
Til 750 Ampere over 20 meter ved 230V anbefales 2× 400 mm² kobberkabel (spændingsfald 0.8V / 0.35%).
Hvor mange kW svarer 750A ved 230V til?
Det svarer til 172.5 kW med en anbefalet sikring på 800A.
Related Lengths & Currents (230V)
750A · 5m (230V)750A · 10m (230V)750A · 15m (230V)750A · 25m (230V)750A · 30m (230V)750A · 35m (230V)750A · 40m (230V)750A · 45m (230V)750A · 50m (230V)750A · 60m (230V)750A · 70m (230V)10A · 20m (230V)16A · 20m (230V)20A · 20m (230V)25A · 20m (230V)32A · 20m (230V)40A · 20m (230V)50A · 20m (230V)63A · 20m (230V)80A · 20m (230V)100A · 20m (230V)125A · 20m (230V)160A · 20m (230V)200A · 20m (230V)