Answer / balamurugan

online ups no change over time (0 ms)from EB supply to Battery supply. offline ups some mls time to change over from EB supply to battery supply (more or less 3 ms )

what is power system transient condition

1 Answers  

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1.Z transform always lies around ? a) origin b) pole c) zero d) z=1. Multiples Mcqs which is bother me can’t find answers on internet. Some help required with little explanation . Note: this is not homework or related to any test. Thanks

0 Answers   CCP,

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What is a charge.?

4 Answers  

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what is timing for mccb 800A tripping?

1 Answers   L&T,

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list of tests to be carried out at manufacturers end while purchasing a step up transformer of 11kv to 66kv ,2MVa Capacity.

0 Answers  

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The company is wiling to buy you 5 pcs of equipments in your electrical tool kit. Plz tell what are the 5 things you want?

3 Answers  

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What is application of MCB & How it works

1 Answers   TATA,

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what is the safe meggar values for motor, transformer HT, LT and Cables?

12 Answers   IOCL, Jindal, TATA,

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What is difference and reason b/w -48V BTS system and 24 V BTS system. Plzzzzzzzzz tel me.

0 Answers  

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what are the shades for mimic diagram i.e for 3.3kv,6.6kv,11kv,22kv and 33kv? which is the IS for mimic diagram?

2 Answers  

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Is it posible to instal one more SMDB from the existing SMDB and is it practical.

0 Answers   CGI,

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How can we find the breaking capacity of a Load breaker switch (LBS) fed from 11 kv supply??ex:50KA, 26kA etc???detailed step vice answer pls.

0 Answers  

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