5-2 AL Aluminum conductor - AAC For this conductor, the applicable paragraphs of article 4 are: 4.2 & 4.4 The sizes of conductor required are as follows: 95 mm2 19/2.5 mm & 2000 m + 2% per drum. 70 mm2 19/2.1 mm & 3000 m + 2% per drum. 50 mm2 19/1.8 mm & 3000 m + 2% per drum. 35 mm2 7/2.5 mm & 3000 m + 2% per drum.