Why we choose 400kv,220kv,132kv,66kv,33kv transmission
voltages for transmitting power. Why not other voltage
levels.
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Answer Posted / engineer
form factor is not the cause..else we would have 9.9 kv line system also...so nothing to do with dat..its all about the transmission system equipments,whih are designed for the voltage levels of 6.6,11,33,66,etc
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