Why r used of cable 50sq.mm and above size cable in 3.5 core. And below size in 4 core ? any technical reason please explain it
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Answer / rajiv gupta
3.5 CORE CABLES ARE USED FOR BALANCE LOAD. IN BALANCE LOAD
THERE IS 0 CURRENT OR VERY LESS CURRENT IN NEUTRUAL WIRE.
Is This Answer Correct ? | 1 Yes | 1 No |
Answer / ganesh v
3.5sqmm means the neutral conductor dia will be half of the
main conductor (mechanically weak). In 4 core cables, by
matching phase conductor dia for neutral conductor,
mechanical strength is maintained.
Is This Answer Correct ? | 1 Yes | 3 No |
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