Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient?

1 Answers  

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when will be the iocl interview results i faced interview on 8th september 2008 iam from electrical branch i faced interview for the post of electrical engineer??????????????????????//

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Why we do 2 types of earthing on transformer (ie:)body earthing & neutral earthing , what is function. I am going to install a oo kva transformer & 380 kva dg set what should the earthing value?

0 Answers  

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What is the difference between Neutral and Eatrh?

8 Answers  

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should dc supply will give the transformer to build up the voltage level

1 Answers  

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can i use 4 number of circuit breaker as single phase manual change over switch? if yes then how plz also send ckt diagram at nazimzamurad@gmail.com

0 Answers  

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how much LT load can bear by the 100 KW HT connection.

0 Answers  

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how can we connect the capacitor bank to improve the power factor?

5 Answers  

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Why back emf used for a dc motor? Highlight its significance.

0 Answers  

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what is the difference between the electrical and electroncis

15 Answers   TCS,

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how to calculate ups and battery rating

2 Answers  

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HOW TO CONVERT SQ MM OF A CABLE TO DIAMETER, EG. CABLE SIZE IS 185SQ.MM WHAT IS THE DIA OF THE CABLE??????????????

3 Answers   Parsons, SWAN,

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