Answer / mazen

restricted earth fault relay shall be provided for each
neutral earthed star winding of power transformer

What core magnetic balance test of transformer? How to do this test in a three phase Star delta (star-LV, Delta-HV) transformer? How to measure and where to measure? thanks and regards Austin

22 Answers   Neutech, Power Grid, TSSPDCL,

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What is effect of harmonic current (Draw by VFD) on power system/ electrical Equipments ?

0 Answers  

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is all the servo motors having brake?please specify which servo motors having brake for stop on position and which are not.

0 Answers  

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What are the rating wise protections required for Generators from 600KVA to 2000KVA

3 Answers  

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if its possible for step up or step down DC volage directly ? possible means how we can do it ?

5 Answers  

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WHAT IS A BASIC DIFFERENCE BETWEEN THYRISTOR,TRIAC AND A DIAC.AND WHAT R THERE APPLICATIONS?

5 Answers   Petronas, TCS,

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What happens instead of using 3 phase, if we give loop of single phase to all three phases ??

1 Answers  

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where is highest transmission voltage is used in india

2 Answers  

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How can remove the jerks on genretor due to remov or connecting the load ?

3 Answers  

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how to calculate diesel consumption of diesel generator by considering load and capacity of generator?

1 Answers  

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1 hp single phase motor is more likely to get hot thsn inone hp 3 phase motor its true or false? If true why?

3 Answers   Focus, Focus Energy,

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what is power plant?

2 Answers  

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