Why HT voltages are expressed in 11KV,22KV,33KV and so on? (ie in times of 11)

3 Answers   Bhel, Park Hotel,

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sir, plz tell me how much kvar capacitor required for 1000 amp or 500 Kw load ? what is the formula ?

14 Answers   CSPL,

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How ElCB tripping if Neutral touch with ground

4 Answers   Sanmar,

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What are the functions of temperature scanner in power transformer?

0 Answers   HCL,

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what is the use of ballast in tube

2 Answers  

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better choice of area of interest to post in our resume?

2 Answers   Cognizant,

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IF 3 NOS.OF HEATERS,3KW CAPACITY EACH,1 NO.HEATER CONNECTED IN R PHASE,1 IN Y PHASE AND 1 IN B PHASE.THEIR END POINTS CONNECTED IN STAR.IF I CONNECT THIS STAR POINT TO NEUTRAL OR DO NOT CONNECT TO NEUTRAL.WHAT WILL THE DIFFERENCE.

3 Answers  

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Capacitor is load free component but why ampere meter shows current when capacitor bank breaker close?

0 Answers  

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The size and construction of bushings in a transformer depend upon?

0 Answers  

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Explain the function and difference of Restricted earth fault, simple earth fault and sensitive earth fault with connection diagram.

0 Answers   ABB,

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is electrons really flow or they just vibrate at their position?

5 Answers   Bhel, HAL,

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What is a circuit breaker contact multiplier relay?

2 Answers  

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