why Power transmssion voltages are as 11kV,33kV,66kV,220kV and so on only?

why Power transmssion voltages are as 11kV,33kV,66kV,220kV
and so on only?

Question Posted / sdchaudhari7

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why Power transmssion voltages are as 11kV,33kV,66kV,220kV and so on only?..

Answer / satheesh

Because of Form Factor value is 1.1.

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why Power transmssion voltages are as 11kV,33kV,66kV,220kV and so on only?..

Answer / loki

This voltage level is as per American Standard, in european
countries they have different voltage level. Basically it
depends on the country which standard they are following.

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0 No

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