Answer / naresh

In maximum cases it is 5, because generally measuring
instruments are designed of this range and another use of
this current is to operate the protective relay.

How voltage regulation is calculated for over head transmission line? What do we mean by Conductor constant while calculating voltage regulation? how it is differ for for diffrent type of conductor say AAAC DOG & AAAC RACOON conductor?

3 Answers   ABB, AES,

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Differentiate between magnetic field and magnetic flux?

0 Answers  

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WHAT IS THE SIGNIFICANCE OF VECTOR GROUPS IN TRANSFORMER? WHAT WILL BE EFFECT WHEN PHASE DISPLACEMENT CHANGES IN TRANSFORMER?

5 Answers   ABB, Nissi Engineering Solution, NSL Sugars,

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Explain the construction of the conservator, operation and purpose, and draw the diagram of the conservator.

0 Answers   Siemens,

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what is the powerfactor

5 Answers   GVK,

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I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

1 Answers  

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Why transformer is not rotating?

20 Answers   BARC, Nerolac,

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what is the reason for drop in freq. from 50 hz at generating side to 49.8 ,49.6 etc.at receiving side???

2 Answers  

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Dear Respected sir how to test ABB REX521 protection relay by relay tester.

0 Answers  

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what is principle in relay testing kit?

3 Answers  

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Hot Water System (HWS). Will a 30ma elcb have more nuisance tripping than 100ma elcb

1 Answers   CIMC,

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What is VCB? Where it is installed?

11 Answers   Hyundai,

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