Answer / seshu

In the protection philosophy our aim is to protect the system under abnormal conditions for which we require tripping of the circuit breaker. So that every circuit breaker having 2 nos Trip coils (for redundancy).Once the breaker closed it has to trip so the monitoring of Trip coil supervision is necessary .In general closing coil supervision is not necessary and it would be additional cost

What is meant by sotf,lbb,power swing,pole discrepency,auto reclose?

1 Answers   Bunge, Electrical, Omega, TCS, TNEB Tamil Nadu Electricity Board,

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i karmveer bharti persuing b.tech . plz send me syllabus and name of reference books. for preparation of section eng.

0 Answers  

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What happened when the field winding of dc series motor is open?

2 Answers   Bhel,

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How the circuit breaker is selected for Induction motor of 100 kW, 415 volt, 0.85 power factor, 0.95 efficiency ?

0 Answers  

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hello! sir i did three year of diploma in electrical (2007- 2010) and now i m a student of electrical engineering. sir can i apply for germany visa for study and part tome work over there?

0 Answers  

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which will glow brighter?bulb 1 (110v,100w) and bulb 2 (230v.200w) series connection

6 Answers   EnPower India,

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i want to know that what is the eligibility critaria for ongc exam?

0 Answers  

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Why neutral is not used in three phases dol starter

0 Answers  

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How to get a multiplier in 11kv energy meter?

1 Answers  

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we have earthmat at 110KV substation.we would like to take earth resistance.b some says that by connecting earth megger terminals (C1,P1) at middile point of earthmat (at riser) will cause voltage gradient at other earthmat nods and dont get exat earth resistance.when connecting at end nods will get exat value . is it correct .please explain

0 Answers   TNEB Tamil Nadu Electricity Board,

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how commomn gate triggering is given for TRIAC ? other thyristor wont be efffected?

0 Answers   BARC,

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what is the difference between arc and spark

2 Answers  

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