Answer / shariff

It is recommended to use two watt mater method, then W1+W2 will give total power in all the 3 phase, this method can be used for this un-balanced load conditions.

Answer / subbarao

Measure power in all the 3 phases separately and add them.

what is mean by derating factor?

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what is the significance of per unit impedance ?

7 Answers   HP,

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HT motors are generally connected in star, what will be the effect if we connect HT motor in Delta?

6 Answers   Equate, Ion Exchange,

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4 Answers  

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why we are using star connection and delta connection? difference?

5 Answers  

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