Answer / k.prakashchandra

Take current carrying capacity of copper as 2.5A/mm2 and
that of Al as 1.5

Answer / m.stalin

1,1.5,2.5,4,6,10,25,35,70,95,120,180,195,240,300,400 sqmm 3
core UG cables are available in market.as per thump rule in
aluminum cable 1 am p/sqmm. in copper 1.3 amp /sqmm
if you need cable chart pls email your id

mastalinprabu@gmail.com


M.STALIN

In any plant or substation main incommer voltage RY - 415 V,YB - 400 V, BR - 387 V(in commer feed from transformer 11 Kv /0.415 KV) why found voltage differance in each phase? plant have not self power plant it is depend on outsource grid

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