
47
Be in charge
Super B
Derating of conductors in ambient temperatures of 60 °C
For conductors in 60 °C ambient, the maximum current rating in the above tables shall be
derated by the factors below.
Temperature rating of conductor insulation,°C
Multiply maximum current from Table by:
70
0,75
85 – 90
0,82
105
0,86
125
0,89
200
1
Table 14. Derating of conductors