why we step down voltage level from 33kv to 11kv and 11kv
to 415v.Instead we can step down voltage from 33kv to 415v
directly using single transformer.
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Answer Posted / hosam
33kv to 11kv 20MvA 2TX 415v 16MW & 33kv to .433v pole mounted or Ground mounted tx 1000kva/.433 voltage increased between 33kv to 11kv that why use tx 33kv11kv we can use also 66kv to 33kv and 6.6kv with 33kv to 6.6kv cable connection 3Cx300mm.sq for 33kv and 11kv use to connection 3Cx240mm.sq.
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