Why the Potential transformer Primary in connected to Earth?

2 Answers  

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what is the calculation method to design core and winding of a 200kva 3phase distribution transformer?

0 Answers  

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why when i start my diesel generator it takes 1 minute or less then stop, and i checked the oil sensor is ok and when the generator start i can get 220 voltage but it it is stop after 1 minute or less, how can i solve this problem?

1 Answers  

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At what factor resistance r of a conductor depends?

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3 phase supply is there Total kw 100 howmuch cable put the load

3 Answers  

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I have 2 Nos of 2500kVA 33/0.415V cast resin transformers. How to decide on ampere rating of HT Panel? Also advise me how many panel RMG i have to consider whether 4 panel ok?

1 Answers  

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how to reduce the transformer size in ups ?

2 Answers  

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What is the maximum and minimum rating of UPS?

0 Answers   Indiabulls,

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l&t switch FN 63 handle position can we change

0 Answers   OPTCL,

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Hi I'm doing my MBA(3rd semester).I applied for the post of ET conducted by BHEL the last year.I cleared the written and lost in personal interview.Again I wrote the exam this time and cleared the written n yet to take the personal interview.Shall I disclose in the interview about my studies.What shall i say if they ask about my change from studies to job

0 Answers   Bhel,

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why we used star delta starter for above 5hp motors

2 Answers  

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in case of transformer the power factor is depend on input or the output

1 Answers  

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