On a 10 KVA UPS we have to provide a DC MCB for Battery bank of 16 nos (12 V 65 AH). What Shall be the current rating of DC MCB ?

6 Answers   RR, TNEB Tamil Nadu Electricity Board,

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placing earthing pit in pathway is correct or wrong??. placing earthing wireGI1/18 inside walls is correct or wrong?. explain!!!

1 Answers  

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Size of the 60Hz and 400Hz transformers is a) same b) 60Hz Tr s larger than 400Hz Tr c) 400Hz Tr s larger than 60Hz Tr d) None of the above

5 Answers   Ecil,

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what is the use of Turbocharger in a gen-set?

3 Answers  

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Why delta star trformers are used for lighting loads?

1 Answers  

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Load transfer in 11kv double busbar switchgear - operation.

1 Answers   KSEB, L&T, Siemens,

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Electrical 'C' license full abbreviation , and full form

1 Answers  

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What will be the output of an alternator ,if the field current is single phase ac supply.

1 Answers   DRDO,

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how to select the cable size? any formula to calculate cable size?

4 Answers  

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Which starter can be used for 3 phase verriable speed (2 stator wdg) induction motor ?

2 Answers  

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What happen if we give resistance to the armatuure of a dc motor?a

1 Answers  

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why current flows from +ve to -ve terminal

7 Answers  

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