GIVE CONDITION FOR MAX EFFICIENCY OF 3-PH TRANSFORMER AND D.C MOTOR

2 Answers   BARC,

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explain me the relation between torque, frequency,speed,voltage and current in the 3 phase induction motor?

0 Answers  

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how to calculate busbar size? if ex:1000amps i need to calculate busbar size and what size of bar?if any example caculation pls give the formulas.

2 Answers  

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what dose the arrow indicate in the symbol of power transformer?

1 Answers  

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how to synchronize 4 nos. of diesel generator sets of different capacity (kva)?

7 Answers   Bhel,

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Pls explain about vfd control?Where it is used, Give some example?

3 Answers   Siemens,

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in which direction real power and reactive power flow and why???????

3 Answers  

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WHAT IS AIR GAP VALUE IN MM FOR A 11KV BUSHING OF 11KV/440V DISTRIBUTION TRANSFORMER. AND AIR GAP VALUE OF 25 KV BUSHING OF AT TRANSFORMER OF 25 KV TRACTION. WHAT IS THE CALCULATION FOR THE AIR GAP PERMITTED FOR BUSHINGS AT DIFFERENT VOLTAGES.

0 Answers  

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what is meant by fuzzy logic? what is fuzzification and defuzzification?

5 Answers   MEIL, Power Grid,

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Which of the following are ill suited for energy efficient motors application?

0 Answers  

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I have a current transformer with 1 main reading meter with transformer outside the building and a control panel having 5 CT reading meters with black round coils inside the building. I want to know, A) when current pass through the Transformers, will the current be reduced or be the same and after that B) when current pass through the CT meters with black round coils, will the current be reduced or be the same. C) in the above process will the reading of the main meter be same or different, from the total reading of all the 5 CT meters.

0 Answers  

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What are RMU yard Safety Operating Procedures

2 Answers  

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