Answer / pradyumna171

power factor I.e the value of cosine angle between voltage and current .it is 0,6(or less) to 0.9(max 0.99) but it is not fix as 0.8 that is why transformer is rated.

how we check vector group dyn7

1 Answers  

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TRANSFORMERS WITH DC SUPPLY

0 Answers  

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why VCB are not used in 132KV system(above 33KV system)

6 Answers   Al Ahleia,

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How to select batteries required for ups and the inverter if we Known load? And how AH is selected of battery?

0 Answers   Vodafone,

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How can ou verify the size of conductor 50Sq.mm ACSR

0 Answers   Adani Power, Apar, EFS, Polycab, WHF,

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when we design electrical schemes of 11/.415kv distribution..wen and were should we show the relays??what is the function of it?for example..we place EFR Relay CT between transformer neutral link and transformer earth.Like this what are the other type of relays we should use?why?where?Explain please..Thank you

0 Answers   ETA,

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Why the TNC switch is called as Memory switch

1 Answers   Reliance,

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why dc supply is given to the field of alternator

9 Answers  

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1)how to reduce the value of tan delta of trasformer and CB,bushing,CT&PT,CVT ? 2)how to reduce the resistance of CB contact and its operating time? 3)plz.....send me the project report on conditioning and monitoring of substation equipment on my email id (gusaiyogendra03@gmail.com)

0 Answers   L&T, PK,

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i karmveer bharti persuing b.tech . plz send me syllabus and name of reference books. for preparation of section eng.

0 Answers  

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Name different types of circuit breakers and their voltage ratings?

11 Answers   NTPC,

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why do we not use equivalent voltage source in negative sequence equivalent ckt.

0 Answers   TATA,

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