what is the function of rccb how it diffrentiate between elcb

1 Answers  

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In 11KV Double pole structure for each phase we are using Disc one Insulator. Why we are not using 2 r above insulators instead of one insulator?

4 Answers   Genus,

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what types of cable used in underground coal mining?

0 Answers  

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how to use single phase supply for a three phase equipement.

0 Answers  

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A 3PH MOTOR RUNNING IN NORMAL CONDITION AND ITS AMPERE ALSO UNDER ITS FULL LOAD CURRENT,ITS CABLE RATINGS ALSO HIGER THN ITS CAPACITY,BUT ITS CABLE GETTING ABNORMAL HEAT(NOT TOO HOT)WHY ITS GETTING HOT LIK THIS?

5 Answers  

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A synchronous motor is operating at a leading power factor .if the applied voltage is decreases ,(the excitation remains constant ) ,the motor current a)increases b) decreases c)remains same d) none of these

2 Answers  

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Why the rating of the HT breakers are in 1250 Amp, while the load on the breaker is around 50 Amp. ?

9 Answers   Wipro,

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When a 25kV line touches the train, will passenger get shock?

3 Answers  

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State norton’s theorem?

0 Answers  

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i need the details about bhel exam.how to apply for that.please send to my email-id.thenmozhi2k7@gmail.com

0 Answers  

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How would we calculate the no of earthing pits required for motor /panel

5 Answers   APGenco, National Engineering Industries, Practical Viva Questions,

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How we can recongnise the phase displacement of transformer connection between primary & scondary...plzzz explain it with example.........

0 Answers   BOC,

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