how to calculate the current if i know power in MW and
voltage 11kv/415v and also want to know that incoming
cables for trnsformer

Answer Posted / perumalsamy o

5mva
I = 5000/33*1.732
I = 57.5A (HT amps 33 kv side)
 I = 5000/11*1.732
   =262.5A(HT amps 11kv side)

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