Answer / parth

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I have 3KVA Libert GTX2 UPS. I need to calculate the back up time with some load. How to calculate the Back time. I need the expert guide

1 Answers  

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why only violet glow appears in corona effect?

1 Answers  

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wat will be the pressure maintained inside the transformer?

2 Answers  

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Multi-step core is used in transformer to: A) Increase the output B) Decrease the cost of core material C) Decrease the cost of copper D) Increase the efficiency

1 Answers   Accenture,

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what use can we make of 3rd harmonic component

5 Answers   Bhel, General Motors GM,

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suppose MCC (Motor control center)panel work on field the relay on this damage or not work and earth fault occurs in this and no indication in relay panel given below. than MCB trip or not and what effect the panel how find relay will damage or not work.

2 Answers  

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before transformer oil dielectric strenght tests are taken the oil should be allowed to settle to remove option 1 air bubbles 2 gasses 3 contamination 4 water

0 Answers  

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

0 Answers  

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In zero voltage we can pass supply to our body means we cant get shock its true ? how we can do it ?

4 Answers  

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234 MVA Generator 3 phase Short circuit current Values required? Gen set Rating-234 MVA, Gen Voltage-18kv, PF;0.8, Xdv:23.5 %, Transformer Rating-18/380KV, 680MVA,Yndd1 two winding, Step up TR, ZT:35.50 %,X/R 4.33 Gen CB Position, CB open ,Disconnected open, Generator Running Voltage 18 Kv, Bi mistakes generator side earth switch Closed during that time short circuit current level in 3 Phase required, and how to test on site 234MVA Generator Short circuit current,

0 Answers   Jomel,

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is there any lightning by passer is arranged in ship like buildings?

0 Answers  

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How to convert 2 phase to 3 phase electricpower in induction moter?

0 Answers   HCL,

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