What is the basic difference among IPS,UPS,EPS?

2 Answers   ABB, Navana,

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Can anyone explain how the vector diagram of a transformer which doesn't have name plate be found whether it is Dy11/Dy5/Yd11 and so on?

4 Answers   TATA,

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what is the relation between KVAR,KVA,KW?why we are mentioning capcitor rating in kvar?what is meant by arcing horn and horn gap in transformer?what is equipotential wire?

1 Answers  

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How to run 1ph motor(230 VOLTS its full load amps is 4.5 ampa))with 480 volts main(we didn hav neutral)Thn we go for step down transformer.Our load 10 amps,so we conisder this amps in primary are secondary side?

1 Answers  

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For a DY11 lighting Transformer on primary side whee to connect fourth lead? from nuetral or from ground?

3 Answers   Sabic,

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how to test the turn ratio of 3 phase transformer using volt meter shoe the curcit diagram.

0 Answers  

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Generally the incandescent lamps in bathrooms fuse due to high voltage at night.What is the simple solution of this problem?

4 Answers  

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which one has maximum efficiency autotransformer or transformer?? and why??

2 Answers  

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BRIEF ME CHECKING PRCEDURE OF BATTERY 12V 26AH

1 Answers   DRJ ARDE,

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How to identify 3 phases of 3 phase supply irrespective of there color????

1 Answers  

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State the other types of Air Conditioners?

0 Answers   HSL,

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Why the Potential transformer Primary in connected to Earth?

2 Answers  

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