What is the formula to calculate the rating of a three phase trnasformer

1 Answers  

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1 tr is equal to how many Kw .is there any specific formula for this to get the result .

13 Answers   Cipla, LG, NSN,

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Why the frequency of ac in india is 50 hz but in some other countries it is 60 hz.

0 Answers   BARC, Fedco, Qasco,

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why can we use cosine wave instead of sine in ac supply as both have same rms vale and ripple factor

0 Answers   Indcoil Transformers, Power Grid,

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WHAT IS THE difference betwwen LT CABLE AND CONTROL CABLE

5 Answers  

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Using 11000V/433V,3 ph,50Hz,500 KVA, what is the maximum capacity of motor in KW that can be connected and started at a single moment? Also explain about any calculations and formulas used in deriving the same.

4 Answers  

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how braking & making capacity of circuit breaker is calculated?

0 Answers  

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What type of tranformer generaly at soft wares like capacity 2000 kva 1800 kva etc iam confused it CT or PT OR distribution tranformer

3 Answers  

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For DG or Transformer body earthing, is it necessary to terminate the earth bus to earth pit directly? If not terminated to earth pit directly in earth pit and connected to any common bus strip which ultimately connects to earth pit, what will be the pros and cons?

1 Answers  

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Hi,i want to appear for IES (EEE),can any one plz help me how to apply and how to prepare

1 Answers  

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State the methods of improving power factor?

0 Answers  

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What is use of reactor..how it is help ful in electrical system .....brief explain

1 Answers  

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