Why HT cable have only 3 core ?
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Answer Posted / prabhukumar
Delta connection is best suitable for the transmission of
power where as the star connections is for the
distribution.to avoid the long laying of cable for neutral,
basicaly 3 core HT cable used after that through trafo they
will change to thier requirement.
It may result in failure of neutral or week in neatral, in
case of damage or break.
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