what is the range of thermal overload and over current.
Answer should be in percentage of current.
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for hipot test on 33kV busbar, we will test on 70 kV or 56kV, what is the acceptable leackage current?
any one can explain the stages of a knee point which is taken during ct magnetising curve.
What is NGR . What is the purpose of 10 sec ,60 sec rating of NGR.
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whether the battery is voltage source or current source?
How many current ratings of MCB's are in the market? e.g: 1A, 2A, .......upto.
Dear Sir / Madam, Actually we requied 64 A MCB, But i have 32 A MCB = 2 No's this two i have to make series connection and we usw any place? isit possible or not......
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How to calculate percentage impedance of a power transformer.
How would we calculate the no of earthing pits required for motor /panel
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What are the advantages and disadvantages of negative feed back?
What is OT in a transformer, specify its function.