please tell me how a surge protector work on a DC 48Volt.? please describe briefly.

0 Answers  

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In three phase, phase to phase voltage is 440 Volts, but the three phase motors are designed for 415 Volt, 50 hz, why

1 Answers   Shree Ram, Shriram, Sri Ram,

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why two point starter,three point starter, four point starter cannot be used for A.C machines?

2 Answers  

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how much current we can get from 11kv overhead line ?

8 Answers  

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now a shunt motor is practically a constant speed motor , then how does it meet the increase or decrease in the load ?

1 Answers  

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how we can save electrical energy in industries,please give some inputs

3 Answers  

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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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What is the equipment used to control the generator output?

4 Answers  

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why are caluculte transformers or dg's in kva does not caluculate in kw

5 Answers  

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What are the advantages of star-delta starter with induction motor?

7 Answers   Merchant Navy, Naval Academy, Samundra Institute of Maritime Studies, YMCA,

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Explain what cmos is and its benefits?

0 Answers  

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How can we calculate the capacitance of generator?

1 Answers  

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