What is ESP how its work &what is corona ? con insulater&drive insulater where it is used ? Any body says that pls

3 Answers   Travancore Titanium Products Ltd TTPL,

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what is the current limit of lighting arrester ?

1 Answers   ABB,

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why is used for starters for staring motors?

6 Answers   Amrapali, L&T,

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y r manufacturing fan is running into clockwise direction?y they can made in anticlock direction?pls give rply/ venkat.gattupalli@gmail.com pls send to my mail....

1 Answers  

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What is the difference between 11kv/110v & 33kv/110v ? If both 11 & 33KV give 110v then what is the diiference ?

1 Answers  

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1.what is difference in maintain Hz again Hz in USA ? 2.how to calculate the battery AH? 3.why are yearly maintained in transformer how many tests in required?

0 Answers   Areva, Google,

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how Local Breaker Backup relay working?

1 Answers  

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why phase to phase voltage are 290 rather then 440?

1 Answers   Bosch,

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How can you calculate the size of the down conductor cable for the lightning protection system. Is 70mm2 cable can replace 95mm 2 bare copper cable when the copper tape size is 25Wx3 thk mm.

0 Answers  

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what is relation between vector group of transformer and its load hormonics?

1 Answers   Sanmar,

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for distribution line ratio of x/r 1.<0.1 2.>10 3.>1 4.<0.01

3 Answers   HAL, HPPSC,

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1. If 8.35%Z means the percentage impedance of 132kV-line from power company, we will like to reconfirm its base capacity.

0 Answers  

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