Answer / milind hiware

To rectify the harmonics in ac power.

Answer / raul

tertiary winding in a transformer is provided to reduce the
third harmonic content under unbalanced voltages.......to
reduce the earth fault current during unbalanced
voltages.....to provide a connection for an auxiliary
load........always delta connected......

my N-P 230 VAC at 3 wires but i haven't any voltages at phase to phase whither my supply is 3 phase, why i haven't received these line to line voltages ?

2 Answers  

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what is a FACTS devices? what is mean by STATCOM????

1 Answers   IIT,

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what is meant by poly phase induction motor ? how its operating by single phase or three phase?

0 Answers  

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if we want to convert the two 12 V DC batteries in parallel for UPS ? what would be the result ? which is better for a UPS , connect two batteries in series or connect them in parallel ?

2 Answers  

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why Power transmssion voltages are as 11kV,33kV,66kV,220kV and so on only?

2 Answers  

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What is the suitable rating of MCB for 1.5 Ton A.C and why? 1Ton= how many amperes?

5 Answers   BARC,

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For 33 kv HT line how much amps fuse to be fitted pls explain with formula

1 Answers   Suzlon,

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why the rating of a transformer in kva not in kw.

9 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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why batteries are rated in ampere hour

1 Answers  

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1.What is wind span ,wight span and normal span, and what is the difference for 132kv transmission .

1 Answers   PKR,

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Which of the following connection is best suited for 3-ph, 4 wire system A delta-delta B star-star C delta-star D star-delta

2 Answers  

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