because at high level transmitting power we woud get less insulation cost

Why we choose 400kv,220kv,132kv,66kv,33kv transmission
voltages for transmitting power. Why not other voltage
levels.

Question Posted / rahul kumar

Answer Posted / rahul kumar

because at high level transmitting power we woud get less
insulation cost so generation voltage is always taken in
multiple of 1.1,

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