Answer / s raghavendra

generally ups , transformers are rated in kva because the manufacturer donot know at what power factor these are used....................so he places kva rating and depending on power factor we calculate kw and kvar consumption of that devices...................................................

Answer / raju jeyaprakash

All Passive electrical equipment should be noted in kVA For
Example - Transformer, Diesel Generator, Stabilizers and UPS
etc., What is meant by passive equipment? There is no
conversion of energy.

Dear sir, I completed DECE In the year 1995.Now i am working in a private company from last 10 years as an Electrical supervisor.The company having a 1000 KVA transformer.Now i try to apply "C" Licence. I am eligible or not.If not eligible,pls give solution.

0 Answers   Balavigna,

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With a phasor diagram show the effect of increasing the field current of a generator supplying a constant real power and connected to a grid system.

0 Answers   VECL,

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what is mean by drives?

0 Answers  

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What is the best thing to protect the motor from running over full current. CT or O/L or pressure transducer at the given pressure rating

0 Answers  

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3 phase supply is there Total kw 100 howmuch cable put the load

3 Answers  

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Which factor decide the colour of the light emitted from a Led?

3 Answers  

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How to calculate cable size for a particular load? i have 12 MW,11KV Motor 3 Phase, what should be cablesize? What are the points to remember for cable sizing calculations?

2 Answers  

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Why Lightning arrester used? Can we use piece of iron as a core material of transformer, if No, why? In CRGOSS material what is meaning of cold rolled grain oriented? Why Impegrenation of Transformer is done? Properties of Insulator? what is phase angle? Testing of transformers (Routine & Monthly)?

6 Answers   NTPC,

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Can u tell me about HVDC transmission?

6 Answers  

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Necessity of transformer earthing

1 Answers  

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What is meant by control system?

0 Answers  

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Current Transformer's star point must face the protected object for the relay operation?

2 Answers   Siemens,

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