pls tell me about ups internal connection & we have given only 3 phase supply to ups system how get 4 wire (R Y B N )

0 Answers   Bhel, IBM,

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is there any difference between protection C.T and measuring C.T?if yes then what is the difference?

4 Answers   BARC, Century Rayon,

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What will happen to magnitude of voltage of other two phases if one phasw will touch the ground?

3 Answers   Construction, NPCIL,

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WHAT HAPPEN WHEN CT SECONDARY OPEN DURING LOAD

16 Answers   Neco,

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Application Comparison between 22KV (UE)and 33KV (E) system. Are we allowed to use 33KV (E) cable in lieu of 22KV (UE) cable. What are the technical disadvantages.

0 Answers  

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difference between analog pressure gauge & digital pressure gauge?

1 Answers  

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what are the settings is there for ABB REM543 Generator Protection Relay

1 Answers  

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Is motorized MCCB required rotatory handle

1 Answers  

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what is the power rating of CPU, CRT type moniter, LCD type moniter,scanner Approx.

0 Answers   HAL,

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what do you mean by type zero control sytem ?Give an practical example of type zero contol sytem?

0 Answers   Bhel,

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We have given to 3phase supply to ups system & how can coming netural

0 Answers  

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How power factor of electric system improved?

6 Answers   Nalco,

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