Maximum continuous thermal current Io in copper wire according to the Greek Electrical Installations Regulation. (paragraph 126)
These values stand for 30oC ambient temperatures and 60oC Wire temperatures , and they can be corrected using the values in table 2.

Section  mm2 Cat  I Cat  II Cat  III
Imax Ifuse Imax Ifuse Imax Ifuse
0,75 9 6 15 10 7 6
1 11 6 18 16 9 6
1,5 14 10 22 20 10 6
2,5 20 16 31 25 15 10
4 25 20 41 35 20 16
6 33 25 54 50 26 20
10 43 35 70 60 35 25
16 60 50 96 80 48 35
25 83 60 128 100 65 50
35 100 80 153 125 78 60
50 127 100 197 160 100 80
70 147 125 234 200 - -
95 181 160 287 250 - -
120 208 200 336 300 - -
150 238 225 383 355 - -
185 266 250 435 425 - -
240 - - 515 500 - -
300 - - 596 600 - -
400 - - 710 710 - -
500 - - 810 800 - -

Table  2. (Temperature correction factors).

Amb. temp 30 35 40 45 50 55
Factor 1,00 0,91 0,82 0,71 0,58 0,41
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