How can we calculate the rating of a transformer suppose if
load is 1000KW?Formula?
Answer Posted / proshant
We can dtermine the rating of transformer by multiplying the
power that given inreal power with the power facor.If
thepower factor is not given,then we can imagine it as 0.85
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if we look on phasor of the transformer vaoltage is 180 oppsite at primary and the secondary so to improve a power factor is secondary should kept negative to improve it primary side means is -.90 became +.90 at other side