Answer / prakash

You need to required following data

Voltage Level, Current, Protection Class, SC Current
Etc while selecting CT's & PT's

Answer / manohar

The above answer is correct , the procedure is same in
selecting 6.6kv also

why do we lay up the core of a cable?

0 Answers  

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How does frequency affect KVA rating of a transformer? If a 500 kva, 400 v, 60 hz t/f is to be operated on 50 hz frequency then how will its KVA rating change? a-increase b-decrease c-remains same Also explain why do u think like that.

8 Answers  

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control & auxilary circuits used for circuir breakers

0 Answers  

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what is the benefit of floating our DC source? if i have two floating DC source of which 1 has a ref voltage of -21VDC and the other of -18VDC. can it be connected in parallel to share a common ref voltage? if not, how do i make both sources to be of common ref voltage? tks

0 Answers  

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what is mean by single phasing used for electrification in rural area of maharashtra ?

1 Answers  

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what is the difference between earthing and grounding of electric circuits

5 Answers   HCL, Turbo,

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what is meant by armature reaction?

13 Answers  

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Why neutral shows voltage with earth ?

2 Answers   MRF,

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can a motor acts as a generator

8 Answers   Cummins,

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why is  use the star and delta connection and difference

1 Answers  

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Why line VTG = √3 phase VTG in star? How?

0 Answers   Endurance International Group, Infosys,

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how can we know the size of cable cross-section from current rating ?

3 Answers  

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