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How can decide the MVA rating of power transformer for
substation like 220/132, 132/66, 66/33kv etc or even higher
kv rating of substation????
Send me the strictly technical answer that shows your strong
technical aptitude.
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Answer Posted / srikanth.kondru
very simple
we need to know the Load of the sub station ..
for example it is 1000 H.P
as we know that 1 H.P =1.5 amps
voltage is 220 KV
power ,p = 746KW = 1.732*0.8*220KV*I
I = 746 KW/1.732*0.8*220KV
= 2.4 amps
S=220*2.4*10^6 =532 MVA
| Is This Answer Correct ? | 5 Yes | 3 No |
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