What is CCT (Correlated Color Temperature) ?

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what is lxr?

0 Answers   NTPC,

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WHEN TWO ALTERNATORS ARE OPERATING IN PARALLEL, EXPLAIN WHY IT IS OBJECTIONABLE TO OPERATE ONE AT A LEADING POWER FACTOR AND ONE AT THE Lagging power factor?

1 Answers  

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How to take vector group test of a transformer? Suppose we dont know the vector group of transformer, how to check its vector group through test? I have 3 transformer DYn11 & DYno& Ynd11, how to confirm its vector group?

1 Answers  

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why and how current drawn by battery charger depends upon the altitude where it is located?

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1)What will happen when 240 VDC supply is connected to 240VAC supply(DC supply +ve is connected to phase of AC supply & DC supply is to neutral of AC supply). 2)Also what will happen when 240 VDC supply is connected to 240 VAC supply in reverse polarity as of Sr. No 1.

2 Answers  

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working principal of online ups

0 Answers   Delta Power Systems,

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Why we are testing a tan delta test in transformer? which purpose conduting that test? and time priode test?

1 Answers  

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What is mean by diversity Fator?

7 Answers  

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What will be the capacity of the generator set which can be used for my 2 ton window air conditioner ?

1 Answers  

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What are the types of transformers according to the arrangement of iron cores?

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I Just want do EHS Certified Certification Distance Course From Govt approved,so can any body provide me details.

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