how choose conductor &caple&wire depending upon the load

2 Answers   HCL,

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Basic philosophy of applying 3P tripping for uptill 132KV switchyards & for 132KV & above 1P/3P tripping is used.

1 Answers   L&T,

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1. What are the types of Transformer?

1 Answers   Valdel,

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which is dangerous AC or DC? If so why?

4 Answers  

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When semiconductor fuse does save thyristor in each cycle of conduction? Why under voltage setting keep less in SPRS and more in DC drive?

0 Answers  

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there are cam operated switches - why we call cam operated , What is cam ?

0 Answers  

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in transformer input is d.c signal which type of emf is induced

1 Answers  

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How current is reduced in STAR connection?

6 Answers  

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Which thing is maximum in RLC circuit at resonance a)power consumption b)inductive current c)capacitive voltage

0 Answers  

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what is wore of PLC ?

1 Answers  

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what is inrush current in transformer?

17 Answers   Bhel, Essar, GMR,

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if we want to convert the two 12 V DC batteries in parallel for UPS ? what would be the result ? which is better for a UPS , connect two batteries in series or connect them in parallel ?

2 Answers  

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