⚡ IEC 60364-5-52 · DIN VDE · NEK 400 · SS 436 40 00

Kabeltværsnit for 5 Ampere ved 175 Meter (400V)

Beregning af kabeltværsnit (mm²), spændingsfald og sikringsstørrelse efter dansk standard DS/HD 60364 for 5 A over 175 m ved 400V.

Copper Cable (≤3% Drop)4 mm²Drop: 8.11V (2.03%)

Aluminum Cable (≤3% Drop)6 mm²Drop: 8.92V (2.23%)

Voltage at Load391.9 VLine Loss: 70.2 W

Max Power & Breaker3.46 kW6A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 5A at 175m

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	21.62 V (5.41%)	378.4 V	35.67 V (8.92%)	187.2 W	Drop High
2.5 mm²	24 A	18 A	12.97 V (3.24%)	387.0 V	21.4 V (5.35%)	112.3 W	~ ≤5%
4 mm²	32 A	25 A	8.11 V (2.03%)	391.9 V	13.37 V (3.34%)	70.2 W	✓ OK (≤3%)
6 mm²	41 A	32 A	5.41 V (1.35%)	394.6 V	8.92 V (2.23%)	46.8 W	✓ OK (≤3%)
10 mm²	57 A	44 A	3.24 V (0.81%)	396.8 V	5.35 V (1.34%)	28.1 W	✓ OK (≤3%)
16 mm²	76 A	59 A	2.03 V (0.51%)	398.0 V	3.34 V (0.84%)	17.6 W	✓ OK (≤3%)
25 mm²	101 A	78 A	1.3 V (0.32%)	398.7 V	2.14 V (0.53%)	11.2 W	✓ OK (≤3%)
35 mm²	125 A	97 A	0.93 V (0.23%)	399.1 V	1.53 V (0.38%)	8.0 W	✓ OK (≤3%)
50 mm²	151 A	118 A	0.65 V (0.16%)	399.4 V	1.07 V (0.27%)	5.6 W	✓ OK (≤3%)
70 mm²	192 A	150 A	0.46 V (0.12%)	399.5 V	0.76 V (0.19%)	4.0 W	✓ OK (≤3%)
95 mm²	232 A	181 A	0.34 V (0.09%)	399.7 V	0.56 V (0.14%)	3.0 W	✓ OK (≤3%)
120 mm²	269 A	210 A	0.27 V (0.07%)	399.7 V	0.45 V (0.11%)	2.3 W	✓ OK (≤3%)
150 mm²	309 A	241 A	0.22 V (0.05%)	399.8 V	0.36 V (0.09%)	1.9 W	✓ OK (≤3%)
185 mm²	353 A	275 A	0.18 V (0.04%)	399.8 V	0.29 V (0.07%)	1.5 W	✓ OK (≤3%)
240 mm²	415 A	324 A	0.14 V (0.03%)	399.9 V	0.22 V (0.06%)	1.2 W	✓ OK (≤3%)
300 mm²	477 A	372 A	0.11 V (0.03%)	399.9 V	0.18 V (0.04%)	0.9 W	✓ OK (≤3%)
400 mm²	570 A	445 A	0.08 V (0.02%)	399.9 V	0.13 V (0.03%)	0.7 W	✓ OK (≤3%)

Til 5 Ampere over 175 meter ved 400V anbefales 4 mm² kobberkabel (spændingsfald 8.11V / 2.03%).

Det svarer til 3.46 kW med en anbefalet sikring på 6A.