Answer / chandrahasan

All blubs are desinged with their peak value. Hence when
voltage attain above the peak value it will burn. If that
blub will withstand more than one phase, its equipments also
made with that requirment.

Answer / ankush

generally, if we r talking about the ac 230v bulbs, it wil
not glow.
it wil get fuse

why the transformer primary and secondary windins vector groups vary? why it is something like Dy11 and not as Dy or Yy...

2 Answers  

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why a diode bridge is provided in vcb control circuit ?

2 Answers  

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can any tell me why slope 40% and 80% is calculated in differential protection?

0 Answers  

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What do you mean by PT-100?

8 Answers  

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what sis the testing procedure of transformer and ht panel?

1 Answers  

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how induction generator generated the power without excition like syncronous generator.

3 Answers  

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what are RCBO ?

4 Answers   GE,

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what is over frequency protection

1 Answers  

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What is the use of choke in tube light?

5 Answers  

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what is meant by LT & HT?

5 Answers   ABB,

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Dg daily a check duration

5 Answers   AirIndia,

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Hi All, I am working as a Technical executive in a MNC company and we have 1500KVA & 1250KVA T/F in our site, can you help me that how many maintenance tests can be conducted and what are the procedures included for the tests can you share yours answers and also give any web address to get more information on this

5 Answers   Hyundai,

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