what is called star connection and delta connection also
purpose of this connections?

Answer Posted / dinesh

star & delta connection is done in 3 phase AC supply
system . In star conn. there is three phase & one neutral
terminal whereas in delta only three phase terminal is
there.


in star conn. resistance is more because two coils having
in series.
in delta conn. resistance is less because two coils having
in parallel with third coil.

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