What is the meaning of CT 40/5, 100/5 or in HT lines
100/1 ????????

Answer Posted / mahesh sali

40/5A , it means that in line if 40/5A ct connected in
series ,when 40A current flowing in primary side we shall
get 5A at his secondary where we have conneceted our
measuring device like ammeter etc.same for 100/5A and
100/1A

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