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

Kabeltverrsnitt for 90 Ampere ved 5 Meter (400V — NEK 400)

Nøyaktig beregning av kabeltverrsnitt (mm²), spenningsfall og sikring etter norsk standard NEK 400 for 90 A over 5 m ved 400V.

Copper Cable (≤3% Drop)25 mm²Drop: 0.67V (0.17%)

Aluminum Cable (≤3% Drop)35 mm²Drop: 0.79V (0.2%)

Voltage at Load399.3 VLine Loss: 104.0 W

Max Power & Breaker62.35 kW90A MCB/MCCB

IEC 60364 Cable Cross-Section Table (1.5 mm² – 400 mm²) for 90A at 5m

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	11.12 V (2.78%)	388.9 V	18.34 V (4.59%)	1733.4 W	Drop High
2.5 mm²	24 A	18 A	6.67 V (1.67%)	393.3 V	11.01 V (2.75%)	1040.0 W	Drop High
4 mm²	32 A	25 A	4.17 V (1.04%)	395.8 V	6.88 V (1.72%)	650.0 W	Drop High
6 mm²	41 A	32 A	2.78 V (0.69%)	397.2 V	4.59 V (1.15%)	433.3 W	Drop High
10 mm²	57 A	44 A	1.67 V (0.42%)	398.3 V	2.75 V (0.69%)	260.0 W	Drop High
16 mm²	76 A	59 A	1.04 V (0.26%)	399.0 V	1.72 V (0.43%)	162.5 W	Drop High
25 mm²	101 A	78 A	0.67 V (0.17%)	399.3 V	1.1 V (0.28%)	104.0 W	✓ OK (≤3%)
35 mm²	125 A	97 A	0.48 V (0.12%)	399.5 V	0.79 V (0.2%)	74.3 W	✓ OK (≤3%)
50 mm²	151 A	118 A	0.33 V (0.08%)	399.7 V	0.55 V (0.14%)	52.0 W	✓ OK (≤3%)
70 mm²	192 A	150 A	0.24 V (0.06%)	399.8 V	0.39 V (0.1%)	37.1 W	✓ OK (≤3%)
95 mm²	232 A	181 A	0.18 V (0.04%)	399.8 V	0.29 V (0.07%)	27.4 W	✓ OK (≤3%)
120 mm²	269 A	210 A	0.14 V (0.03%)	399.9 V	0.23 V (0.06%)	21.7 W	✓ OK (≤3%)
150 mm²	309 A	241 A	0.11 V (0.03%)	399.9 V	0.18 V (0.05%)	17.3 W	✓ OK (≤3%)
185 mm²	353 A	275 A	0.09 V (0.02%)	399.9 V	0.15 V (0.04%)	14.1 W	✓ OK (≤3%)
240 mm²	415 A	324 A	0.07 V (0.02%)	399.9 V	0.11 V (0.03%)	10.8 W	✓ OK (≤3%)
300 mm²	477 A	372 A	0.06 V (0.01%)	399.9 V	0.09 V (0.02%)	8.7 W	✓ OK (≤3%)
400 mm²	570 A	445 A	0.04 V (0.01%)	400.0 V	0.07 V (0.02%)	6.5 W	✓ OK (≤3%)

Etter NEK 400 anbefales 25 mm² kobberkabel for 90A ved 5 meter (400V), som gir et spenningsfall på 0.67V (0.17%).

Kursen leverer opptil 62.35 kW med 90A vern.