What, in the construction of a transformer, controls KVA? For example 600/208/120 V transformer can be 10kVA or 45kVA!!! What do we change in the construction of a Transformer in order to change the rating but not the voltage.

1 Answers  

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how the phase convertor changes the no. of phases

0 Answers  

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what happens if we earth negative electrode of an rectifier transformer used in ESP. In which normaly positive is earthd from inside the xmer.

1 Answers  

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What is minimum permicible value of leackage current for LT Panle when applying voltage up to 3 KV for 5 Minuits?

0 Answers   BFL,

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How can be decreased the size of transformer?

6 Answers  

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what is dry and wet frequency withstand voltage? why & where it is used??

0 Answers  

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If two hack saw blades, seperated by 1mm thick paper,are connected across 230volts, and immersed in water,then they start getting heat. This is fact,i dont know how they get heated.Blades are not directly connected together. Please if anybody knows the fact ,revert back to me

3 Answers  

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if ELCB and RCCB connected in series,what wiil be the result

2 Answers   BEC,

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how df/dt relay operates & how it works?

1 Answers  

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defination of generator

7 Answers  

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What are safety device in vcb and acb?

0 Answers   IOCL, L Usine Fashion,

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what happens when d cexcitation given to alternator is removed while it is running or what happens when dc excitation is failed in alternator while running?

10 Answers  

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