how to mesure the earth pit value and what is the minimum value of single earth pit?

3 Answers  

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what type of transformer used in soft ware parks its distribution or power transformer. like 1800 kva

3 Answers  

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Hi,Any one has idea regarding the KPTCL Recuirtments for AE'e & JE's for the year of 2009-10???Kindly help in regards..

2 Answers  

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how to control the generator output voltage? what r the condition should satisfy for synchronization?

7 Answers   HP,

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tell me about vfd

8 Answers  

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what is the function and use of cable differential protection relay?

0 Answers  

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what is alternater?

8 Answers  

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what is the function of short circuit maintenance ct and droop ct.

1 Answers   L&T,

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Why do we require transformer with less specific weight if supply frequency is increased?

0 Answers  

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what is the difference between inrush curent and jurk load.

2 Answers  

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1. Why transfomer reting in KVA and Motor in HP

11 Answers   AirIndia, Jindal, Mind Tree,

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what efficiency of transformer at 100% load

0 Answers   Emerson,

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