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Why we should use delta connection in primary and star
connection in an distribution transformer, which converts
400v a.c. voltage to 33kv.
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Answer Posted / jitender kotwal
AS the transmission line are designed in KVA rating which
are so to reduce the size of conductor and to reduce the
cost so at primary side it is always Delta connections and
for distributaion site it is star cinnection with a line
voltage of220 volt and all electrical equiments are
designed for the same voltage in india
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