what is Insulation monitoring device. where it is used? (in switchgear room or control panel or in field equipment)

0 Answers  

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Brushes are placed at magnetically neutral axis,when brushes reach that point,the armature conductor gets shorted,but it can be seen that the dc supply is also shorted,wont that get damage? help me plz

0 Answers  

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why in scott connection of transformers, main transformer is tapped at 50% and teaser transformer at 86.6%?

5 Answers   Bhel, Bosch, College School Exams Tests, Wipro,

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can we use existing delta star with neutral grounded,step down(6.6kV/415V), 3 phase power transformer bi-directionally.

3 Answers   GMR,

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state the disadvantages of carbon filament???

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What is the difference between tie bus and bus coupler?

1 Answers  

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what is method of dc current measurement

5 Answers  

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what is the meaning of Air condition "TON"

3 Answers  

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what is the best way to start a 15 KW motor for pump star-delta or direct on line ? and from how many KW i must use direct on line ?

1 Answers  

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Why do we give DC excitation to AC Synchronous motor??

9 Answers   Lance, MBM, Polycab,

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3.7 kw motor ,how much sq mm cabel want to bare this motor load

1 Answers  

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State ohm’s law?

0 Answers  

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