Answer / ali

Hi ,

My 50/60MVA ONAN/ONAF power transformers tripped at 47MW power , but no windding temp alarm or trip , no any other indication, just PRV trip, what is the reason ?

What is meant by unilitrel device?plz tell about h-parametrs

1 Answers  

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what are the things that can cause a three phase motor to crawl?

1 Answers  

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Why we use duplex coil and hook switch in telephone system?

0 Answers  

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what is the reasons for blowing fuse

1 Answers  

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1.what is the funtion of chiller primary & scondary pumps. 2.what is the use of distribution lines & Types. 3.what is the use the thermal power stations & how much capacity.

0 Answers   Wipro,

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what type of cables exsisting in the world and how many types

9 Answers   Alstom,

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What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?

6 Answers  

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Please explain me about Relay curves and their sources to read ?

0 Answers  

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what happens in a genarator when rotor supplied with ac instead of dc

3 Answers  

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I want to merge a cable..in between two metering Cubicals which contains CT's and PT's and Energy meter..before taking merger..what are the common things required?

0 Answers  

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what is tandem isolator ??????????

5 Answers  

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What is the difference between the transmission line and distribution line?

0 Answers  

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