what is meant by directional earth fault and non directional earth fault? describe both.

0 Answers  

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why we use REF and Differential Protection in one transformers?my doubt is both protections are operated in internal fault only.why we want to use 2 protections?please clarify.

7 Answers  

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name the famous power plants in ap and vwhere it is located with capacity details

1 Answers   BARC,

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why transformer not used to starter

1 Answers  

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what happens if number of poles in stator and rotor windins of slip ring induction motor are not same. Will it rotate near to the synchronus speed defined by stator?

1 Answers   GATE,

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WHAT HAPPENED HT MOTOR FEED WITH LT SUPPLY

1 Answers  

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Maintenance of transformer???

0 Answers   Adani,

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The company is wiling to buy you 5 pcs of equipments in your electrical tool kit. Plz tell what are the 5 things you want?

3 Answers  

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What do you mean by Stimulastion Test in Diesel Genarator / Why & when it's conducted ?

0 Answers   JLL,

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what happen if the secondry winding of the transformer is having less no of turns compare to the primery winding.

2 Answers  

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What do you understand by external characteristics of a d.c. Generator?

0 Answers  

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Whether 3 phase induction motorwith 100 hp capacity , Amp 160 for which sensitive earth fault relay , type CTUM 15 can be used?

0 Answers   ONGC,

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