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.

what is the function and use of cable differential protection relay?

0 Answers  

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What will happen if i used 11KV earth ht kit to 11 KV / 11 KV cable termination?

0 Answers  

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What is the significance of integral controller and derivative controller in a pid controller?

0 Answers  

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why there is a humming noise in transformer

6 Answers  

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1.After synchronising the alternator to the grid,how we r delivering power to the grid?if the i/p increases does the speed hence frequency increases? 2.y the power factor is changing when exitation changes?what is the relation with p.f and flux?

4 Answers   BSNL,

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what is mean by hvdc transmission technology .what is principle of hvdc transmission and technic of hvddc transmission .

1 Answers  

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what are the methods of speed control of dc motor???

4 Answers  

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why the energy meter disc rotates anticlockwise while reading

1 Answers   KSEB,

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Suppose am having the PF value .8, so how can we say that is it lagging or leading?

11 Answers   Bhel,

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At what condition differential relay will act in transformer and ht motor?

1 Answers   Equate,

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why it is in star to delta form of Synchrounus generator and delta to star form of Generator Transformer (or step up transformer)

1 Answers  

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What is the mulplying factor of trivector meter (11kv) having ct ratio 100/5 amp.

2 Answers  

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