what is purpose of manual bybass in ups

3 Answers  

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if any body have question paper of railway (section engineering),then plz send me .i will thank of him/her.

0 Answers  

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What is the formula to calculate the rating of a three phase miniature circuit breaker

0 Answers  

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how we can calculate 2 phase welding transformer rating or total power?

0 Answers  

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why the altrnator(AVR) not showing the any voltage after making the new winding and insulation?

1 Answers   Avon,

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what is the difference between on line & off line UPS

3 Answers  

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Where there is voltage,there must be current.Is this right or wrong??

10 Answers  

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in single phase converter, the no.of scr's conducting during overlap a)1 b)2 c)3 d)4

0 Answers   Engineers India,

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ACCORDING TO IEC WHAT SHOULD BE THE MINIMUM HEIGHT OF G.I. STRUCTURE OF CT, PT, ISOLATOR, LA?

0 Answers  

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does over charging of a battery reduce its life?

4 Answers   KSEB,

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what will be the magnetizing current in the testing of 27 MVA transformer?

1 Answers  

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I have suguna 3 hp pump for my agreeculture work.It deliver the water from 45 feet well .I suffered by powercut.During powercut i got 2phase supply only .My question is can i run the pump in 2 phase supply using capacitor?.Can u explain me how to connect the capacitors?

2 Answers  

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