Why C.T secondary s2 done earthing?

Answer Posted / tamilarasu

Incase sometimes we want to change the ammeter or any c.t
using relay that time we shorted the s1,s2 tappings. incase
we forget the short of s1,s2.same time c.t burned& it
produce some dangers .so we reduse the danger from c.t
regarding the earthing

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