whay is snubber circuit , why we are using snubber circuit in thyristor

1 Answers   NEPC,

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How many types of relay are present in a VCB and ACB, what are the tests we can conduct on both breakers and how to set the relays values

2 Answers   Hyundai, Sodexo,

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How to calculate the Harmonics losses in terms of cost/unit.

0 Answers  

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pls send me some question and answer for rrb railway interviw related 2010

2 Answers   CEAT, RRB,

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calculation of lad carryinc capacity of 6mm2 cross section wire in 415 voltage circuit. What will be the amps.

0 Answers   MAHINDRA,

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which fault current is maximum: 3 phase short circuit, LG, LL or LLG?? why?? in one of the problems that i have solved, 3 phase short circuit current on an unloaded generator came out to be less than the LG fault current. can anybody please explain why.

2 Answers   Bhel,

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Wt is the function of reactive power? How it generates & consume though resultant is zero?

0 Answers  

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Is Indian railway uses 25000v ac or dc?

7 Answers  

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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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We operate a 10 Mw facility and we have been experiencing several trips due to fluctuations on the MVAR? We have checked all issues related to the AVR and we have found all OK? Can anyone help us? The grid voltage, internal voltage, all regular parameters look ok. MVAR fluctuate and there it goes the unit? What could be happening? Thanks!

5 Answers  

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What is the major differences between RCCB & ELCB? If we use ELCB of less sensitivity why does it trip often and can we control it from tripping?

1 Answers  

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What is mean by making & breaking capacity of circuit breakers?

3 Answers  

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