before transformer oil dielectric strenght tests are taken the oil should be allowed to settle to remove option 1 air bubbles 2 gasses 3 contamination 4 water

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circuit diagram of trip circuit supervision relay

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what is meant by VDC ?where its applicable ?

2 Answers  

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What are all the problems occured while ac generator running in leading power factor at full load condition?

1 Answers  

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single sphase energy meter measur

7 Answers  

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What is power factor why we should maintain the power factor unless what will happen

0 Answers  

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If I have a motor of 1 MW with 6.6 kV, running at 35% load, how can I save energy without reducing the load?

6 Answers   Reddy Labs,

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what is Over current, earth fault (O/C+E/F) ?

2 Answers  

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which types of tests are required after commissioning of 6.6 kva tranformer?

3 Answers   Reliance,

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Why substation battery room is coulered black?

1 Answers  

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What is the difference between in Fourier series and Fourier Transform. and please tell me the difference between both of them and the why we use them in communication system?

0 Answers  

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If DC supply is given to a transformer it may a) Work b)Not Work c)Give lower voltage than the rated voltage on secondary side. d)burn the winding

12 Answers   wbsedcl,

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