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how can we calculate the cooper armed cable size if the
protection load of main fuse is 80 ampere.
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Answer Posted / anik misra
Though selection of cable is totally depends on
distance,load and type of media.But as a thumb rule we can
cay that
For Cable, Amp Capacity of Cable = 4X Size of Cable (Sq.mm.)
so as per question approx.(80/4=20)20 Sq.mm. cable required.
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