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

Kabeltverrsnitt for 32 Ampere ved 30 Meter (400V — NEK 400)

Nøyaktig beregning av kabeltverrsnitt (mm²), spenningsfall og sikring etter norsk standard NEK 400 for 32 A over 30 m ved 400V.

Copper Cable (≤3% Drop)4 mm²Drop: 8.9V (2.22%)

Aluminum Cable (≤3% Drop)6 mm²Drop: 9.78V (2.45%)

Voltage at Load391.1 VLine Loss: 493.1 W

Max Power & Breaker22.17 kW32A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 32A at 30m

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	23.72 V (5.93%)	376.3 V	39.13 V (9.78%)	1314.8 W	Drop High
2.5 mm²	24 A	18 A	14.23 V (3.56%)	385.8 V	23.48 V (5.87%)	788.9 W	Drop High
4 mm²	32 A	25 A	8.9 V (2.22%)	391.1 V	14.67 V (3.67%)	493.1 W	✓ OK (≤3%)
6 mm²	41 A	32 A	5.93 V (1.48%)	394.1 V	9.78 V (2.45%)	328.7 W	✓ OK (≤3%)
10 mm²	57 A	44 A	3.56 V (0.89%)	396.4 V	5.87 V (1.47%)	197.2 W	✓ OK (≤3%)
16 mm²	76 A	59 A	2.22 V (0.56%)	397.8 V	3.67 V (0.92%)	123.3 W	✓ OK (≤3%)
25 mm²	101 A	78 A	1.42 V (0.36%)	398.6 V	2.35 V (0.59%)	78.9 W	✓ OK (≤3%)
35 mm²	125 A	97 A	1.02 V (0.25%)	399.0 V	1.68 V (0.42%)	56.3 W	✓ OK (≤3%)
50 mm²	151 A	118 A	0.71 V (0.18%)	399.3 V	1.17 V (0.29%)	39.4 W	✓ OK (≤3%)
70 mm²	192 A	150 A	0.51 V (0.13%)	399.5 V	0.84 V (0.21%)	28.2 W	✓ OK (≤3%)
95 mm²	232 A	181 A	0.37 V (0.09%)	399.6 V	0.62 V (0.15%)	20.8 W	✓ OK (≤3%)
120 mm²	269 A	210 A	0.3 V (0.07%)	399.7 V	0.49 V (0.12%)	16.4 W	✓ OK (≤3%)
150 mm²	309 A	241 A	0.24 V (0.06%)	399.8 V	0.39 V (0.1%)	13.1 W	✓ OK (≤3%)
185 mm²	353 A	275 A	0.19 V (0.05%)	399.8 V	0.32 V (0.08%)	10.7 W	✓ OK (≤3%)
240 mm²	415 A	324 A	0.15 V (0.04%)	399.9 V	0.24 V (0.06%)	8.2 W	✓ OK (≤3%)
300 mm²	477 A	372 A	0.12 V (0.03%)	399.9 V	0.2 V (0.05%)	6.6 W	✓ OK (≤3%)
400 mm²	570 A	445 A	0.09 V (0.02%)	399.9 V	0.15 V (0.04%)	4.9 W	✓ OK (≤3%)

Etter NEK 400 anbefales 4 mm² kobberkabel for 32A ved 30 meter (400V), som gir et spenningsfall på 8.9V (2.22%).

Kursen leverer opptil 22.17 kW med 32A vern.