What is the formula to find out the kvar required to improve the powerfactor from .85 to .99 at 1500kw, 415v.

4 Answers   Trident,

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depending on what we can choose the rate of mccb considering that we know the total load

2 Answers  

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how to decide the ratings of the MCCB,MCB in electrification.give me the proper thumb rule or procedure.

0 Answers   ABB,

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how it can be decided what will be the rating of CT and PT to be used in LT or HT cables?

3 Answers  

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why a pilot exciter is used in combination with the main exciter? why not only a main exciter is used for excitation to an alternator?

1 Answers   Electrical,

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Why is a synchronous motor always star connected??

0 Answers   Bhushan Power Steel,

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megger generates D.C. voltage while earth tester generates A.C.voltage is it true? I know for megger it is D.C generator but what about earth tester?

4 Answers   IOCL,

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what is the problem with single phase AC motors and how is it overcome?

2 Answers  

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The cable area of cross section is 185 sq mm. How to convert this to the diameter.

7 Answers   Syscon,

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What device is use for metering current at lt consumer end..??

2 Answers   Power Grid,

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Explain about p.t?

0 Answers  

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Why we do 2 types of earthing on transformer (ie:)body earthing & neutral earthing , what is function. I am going to install a oo kva transformer & 380 kva dg set what should the earthing value?

0 Answers  

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