Answer / achal

Class 2 co-ordination?
As you have not clearly specified we assume it as Insulation Co-ordination hence Class 2 is the protection level (i.e. ability to withstand current capacity).

Answer / surajit mishra

Read the article by "Square D", an Electrical Company in the US. I am giving the link below.
http://static.schneider-electric.us/docs/Motor%20Control/0140PD9202A.pdf

what happens when dc generator coupled with cycle shaft.also explain what happens when its loaded

0 Answers   NTPC,

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Why high voltage lines (overhead ) are called high tension lines?

8 Answers  

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77 In constant power region of 3-phase IM torque-speed characteristics, the torque is proportional to A speed B slip C 1/speed D 1/slip

1 Answers  

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WHAT IS LINIER MOTOR?

4 Answers   BSNL, wbsedcl,

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What is phase in electrical engineering?

5 Answers  

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In scott connection why connect teaser transformer to 86.6% and main transformer to 50%..

1 Answers   Silicon,

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what is ripple ??? what is harmonics ?

3 Answers   ABB,

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why the active power flow of some line is increased when the active power of out is cut ?

0 Answers   TAFE,

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In Which vector group power transformers are mostly manufactured?

1 Answers   MRF,

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what is direct dischage of power transformer

1 Answers  

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why we can choose induction machine in wind mill? why can`t use synchronous machine?

3 Answers  

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6.6 KV /.415KV Step down trf. we can get 6.6 KV from primary by applying .415 KV secondary side by same TRF.

3 Answers   Suzlon,

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