why HT motors are earthed only at equipment side & for it's single co

why HT motors are earthed only at equipment side & for it's
single core cable with aluminium wire armoure using?

Question Posted / nishad

1 Answers
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Legrand, NLC Neyveli Lignite Corporation Limited, I also Faced
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why HT motors are earthed only at equipment side & for it's single core cable with alumin..

Answer / arun 7389944985

if any phase shorted to earth that time current flow div
into 2 way , CBCT senes half current only, but u earth at
only cbct end full current flow throw cbct ,then get
protection trip

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