why dc is used in control circuits for MV & LV switchgeras instead of ac

0 Answers  

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What are the protections for safe running of electric generator?

0 Answers   Hetero,

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what is bushing in transfermor

7 Answers   Bokaro Steel, Visa Steel,

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how to calculate the megger values for motor, cables and transformers?

2 Answers   ITC Infotech,

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Hi My dear all Friends, There is a question regarding HVAC Engineering and widely used in Power Projects. Question- What is the diffrence Between REF, SEF and Differential Protection....???? Where REF - Restricted Earth Fault SEF - Senstive Earth Fault.

0 Answers  

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what is ten delta ?

2 Answers   ABB, Areva,

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what is the meaning and difference between ELECTRICAL DRAWOUT and MANUAL DRAWOUT?

3 Answers  

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What is the difference between CRNO and CRGO in an transformer and what is the advantages of these two.

13 Answers   Anchor, CIL, ETA, Kirloskar,

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If we have to feed a housing complex having load 8MVA, than what would be the better option, either we first step down 33kv supply into 11kv & than 430v or we proposed no of 33/.44 kv transformer, also which option is economical?

0 Answers   Kirloskar,

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What is the Nyquist criterion regarding control systems?

0 Answers   GE,

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sir, iam a electrical engg graduate and i want to go in automation sector and for this i have decided to do industrial training for this,plz suggest me some good institute for the same in delhi,ncr. my degree percentage is 58%, can i get job after doing training, plz help....

0 Answers  

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what is meant by tranformer impedance?

0 Answers   Synergy,

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