state types of reflectors in illumination engg. ???????

0 Answers  

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Why MCCB is Getting tripped sometimes when there is no load in the Midnight ?

0 Answers  

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If 3-Ph motor of same rating connected in Delta & Star for same load one by one then which connection take more current in running (not in starting)for full load.(eg 8.5 KW,3-Ph 400 V)

1 Answers   GE,

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hi, is there a difference in choosing bus bar for DC or AC ,,if there can anyone help me about. thanks

1 Answers  

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What is the formula formula for Busbar sizing and what are the things to be consider for Busbar Calculation?

0 Answers   ABB, APL,

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what is meant by peak load

2 Answers  

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To test Transformer we give HT side 440V to see wheather that it is producing 17.6V on LT to verify Voltage ratio is correct or not but when we give the 440V voltage to LT side then what will happen to HT voltage ?

3 Answers   Aditya Birla,

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Where earth point should provided in Ships or Submirines.

2 Answers   SSC,

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i have a 1500kVA transformer what is the kWH meter i need to use?

0 Answers   HP, L&T, Mohammed Harasani Architects,

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why we are caling 440 volt 3 phase supply instead of 660 volt 3 phase supply? because each phase as a voltage of 220 volt. if anybody know the answer for my question please send it to my mail id. thank you.

3 Answers   College School Exams Tests, Jindal Steel and Power, JIOL, NEC,

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Transformer rating=> 15/20 MVA.Why there are two raings? What should be the rating of the fuse at the secondary if the voltage level is 13.8KV/4.16KV?

1 Answers   Bhel,

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which loses are in transformer .explane each loses

4 Answers  

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