Answer / subbu

Since ct is step up transformer ,with secondary open , very high voltage will develop on secondary side. Due to this high voltage , secondary winding insulation will fail .this will lead to damage of secondary winding.

the current which flows during lightening is ac or dc,,,,,,,,,,, WHY

6 Answers  

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why do mostly prefer to generate and distribute electricity in 3 phase..not in 4 phase or 5 phase.??

5 Answers   BSBK, IOCL, NTPC,

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can we choose current transformer secondary, to calculate residual flux in a power transformer, so as its saturation is close to the saturation level of power transformer?

0 Answers  

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what are safety seals in HT line?

2 Answers  

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What is the angle of inclination for the oil connection from transformer conservator to Bucholz relay and why?

0 Answers   Alam Group of Companies,

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What are the major reasons for balancing hydro-thermal mix?

0 Answers  

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Why the unit sizes of hydro generating machines are not standardized as in case of thermal powerplants?

0 Answers  

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how calculate the current faut level

2 Answers   ABB,

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what is the working principle of UPS?

2 Answers  

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can we apply kirchhoff's laws to circuits containing non linear elements?

3 Answers   Metro,

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why are the maintaine power factor and how can this control and this is how work.

0 Answers   Mukand,

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why Y CONNECTION IS BETTER INTERMS OF EFFICIENCY AND P.F FOR A LAOD LESS THAN 40% AND WHY AFTER DELTA IS BETTER FOR > 40%

0 Answers  

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