why transformer ratings in kva? & DG ratings in kva? & Motor ratings in kw/HP?

0 Answers  

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please I wont know how to calculate the vector group for power transformer ZNyn11 best regard.

0 Answers   Al Rasikh,

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wht factor are considered to design ACB( air Circuit reaker) 415V

3 Answers  

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what is starting current and use of starting current?

3 Answers  

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1.what to do if ferquency of any power system continue to decrease ?

5 Answers   NTPC,

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What is meaning of DRU in gen.of AVR.

2 Answers  

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We have received supplies of the ordered material. payments against the supplies also released. Where ST paid 4% against form C. Meanwhile it has been observed that 25% of material supplied was defective. Please suggest whether the issuance of C form from our side would be stopped till settlement of liabilities.

0 Answers  

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How we can calculate the Amps for the cable Ex:- For 1sqmm wire how many amps we can draw (calculation)

0 Answers   TATA,

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hi i am aziz electrical associate engineer. i am faceing problem in acs800 vvvf drive.it is tripping wothout any alarm/fault.i cheaked all parameters and fault function of drive, all are correct as well as communication parameters.but still it is tripping (drive is tripping in running position not in starting)

1 Answers  

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What would be the size of wire used for 2 Ton of window A.C?

0 Answers  

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How many types of DC current

2 Answers  

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why odd hormonics only will effect the power system.why not even hormonics

1 Answers  

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