9. Two single phase transformer each rated 150 kVA are connected open delta supplying a 3 phase Induction Motor rated 250 HP, 0.7 pf and 80% efficiency. Determine the minimum size of KVAR of a capacitor needed to prevent overloading the transformers.

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9. Two single phase transformer each rated
150 kVA are connected open delta supplying a 3
phase Induction Motor rated 250 HP, 0.7 pf and
80% efficiency. Determine the minimum size of
KVAR of a capacitor needed to prevent
overloading the transformers.
Transcribed Image Text:9. Two single phase transformer each rated 150 kVA are connected open delta supplying a 3 phase Induction Motor rated 250 HP, 0.7 pf and 80% efficiency. Determine the minimum size of KVAR of a capacitor needed to prevent overloading the transformers.
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