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keeping in view of parallel operation which of the 3 phase transformer connection are possible? a)delta-delta to delta-star b) delta-delta to star-delta c) star-star to delta-delta d) delta-star to star-delta

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Why transformer rating in KVA? and Generator also?

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maintenance parameters of sewage treatment plant

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how to select rating of HT Panel

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how would you come to know if a transformer is double wound or auto? note that there is no tag. you are given only a multimeter.

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what will hapen if secodery circuit is open of current transformer WHy neutral to ground trips when neutral touches the ground

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i want to run 11kv star connected motor in 6.6kv with delta connected throught inverter, is it possible?

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i am using star-delta connections with reverse/forward direction motion of the 75hp induction motor.What should be the ratings of Main,Delta and Star contactors and why?

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HOW TO CALCULATE THE VT SIZING?

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What will happen if mains neutral and generator neutral shorted?

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