what is the differation bewreen kwh & fundamental kwh in electronic trivector meters

0 Answers  

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In power plants the reading changes abruptly to give value (MW -25) (MVAR -15) What are the reasons for this? What is the solution?

2 Answers   GE,

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What value(high/low) of diversity factor is desired in power system and why? How such value is achieved?

1 Answers  

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What is the Surge suppresor? Why using in a UDB's and How it works?

0 Answers  

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What is the difference between surge and impulse?

4 Answers  

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ups and invertor battery selection chart and full formula

2 Answers   APC,

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what is the working principle of induction motor

2 Answers  

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define bilateral network and unilateral network? give an example.

3 Answers   ABB,

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why high voltage is reqiured or L.T. panels? what type of tests should be taken for electrical panels?

2 Answers  

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If single phase voltage level is 230V than why three phase voltage level is not 660V ?, but it is only 440V.

16 Answers   BSNL, DOS, EFS, HMT, L&T, TCS, ThyssenKrupp,

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Why transformer is rated in kva?

4 Answers   L&T, NDPC,

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What is creepage distance..... what will be the value for different voltage level

0 Answers  

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