How to size fuse? How to size MCB?

0 Answers  

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Cables Construction hi friends, 0.6/1/1.2 kV LV , DC and Control cables are concentric copper conductor what does its means and what is the use of concentric copper conductor,and are this with copper tape shield or copper screening, ? thanks

0 Answers  

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(1)Can earth and be conected together (2) what is the diferent between earth & neutral

0 Answers   VACC,

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Why do we apply both Differential and REF (HV and LV) protection schemes on YNyn configuration of a transformer?

0 Answers   WCC,

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what is the advantages of Lighting transformer?.. is it possible to reduce the power consumption ?.

6 Answers   Lucas TVS,

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Two electrically operated Vibro Motors are fixed in parallel direction in vibrating feeder. What is the direction of both Vibro Motors?

1 Answers  

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Size of the 60Hz and 400Hz transformers is a) same b) 60Hz Tr s larger than 400Hz Tr c) 400Hz Tr s larger than 60Hz Tr d) None of the above

5 Answers   Ecil,

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How seriving & testing of the HT & LT breakers are done. What are the standard Ir values on which we can come to know the test is passed or failed?

0 Answers  

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Why the Motor takes High Current in Starting time?

5 Answers  

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tell me the operation of ELCB. How it detects a fault?

4 Answers  

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have u any web site who can give all electrical sum's to solve counting easy like how to convert 1kw=?Kva.

1 Answers   Marriott,

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Why 30°phase shift occur in star-delta transformer between primary and secondary?

1 Answers  

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