how to understand the controling circuits example star- delta-starter controling daigram please let me know

3 Answers   GMR,

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how to interlock 2 incomer,1 buscoupler MCCB,like we interlock an ACB... pls answer this question and if possible send me the ckt diagram..

2 Answers  

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what does mean of RCT and STR in diffrential CT?

0 Answers  

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What is the diffrence between PS & metering CT (5p20,0.5 etc.)? Why in PS class CT only Vk is given ? Is PS class CT is more accurate than metering CT?

1 Answers  

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what is the relation between frequency and inductive reactance in a d.c supply?

2 Answers   L&T,

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why EMF IS INDUCED IN A CONDUCTOR WHEN FLUX LINKING WITH IT CHANGES ACCORDING TO FARADAYS LAW.

0 Answers   Sail,

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what is the defination of 'Mass' & 'Weight'

3 Answers  

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What is the major difference between P.T. & C.V.T ? Why CVT is used in HT Transmission line in place of P.T.?

13 Answers   APGenco, OPTCL,

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can i used 400A SFU (for the use of PA fan motor),if my BUSBAR rating is only 315A?????answer me quickly as possible.......thanks

1 Answers  

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How to decide the fuse ratings for potential transformer

2 Answers   Eskom,

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what is the meaning of the symbol << >> put in transformer drawing

0 Answers   TATA,

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Why phase sequence must be same in any ht motor or generator circuit?if phase sequence doesn't same whatever will be affect on circuit?

0 Answers  

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