Why there are semi conductor layers on conductor and XLPE insulation of HT cables

1 Answers  

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what is the difference between circular wdg & ractangular wdg?

0 Answers  

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What is the correct procedure to shutdown VCB in 11kv substation.safety and work procedure

3 Answers   EGA,

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How to know motor winding is star or delta connected without see the information table and winding connection ?

5 Answers   NTPC,

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Why should be the frequency 50 hz 60hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50 hz 60hz?

0 Answers  

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power 148kw i need exat cable size in 148 kw in 3phase what size of cable can i used.

3 Answers  

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what is thermal setting and magnetical setting?

1 Answers  

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what is meant by negative half cycle

2 Answers  

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what does mean for "mah" for mobile batteries like 1500mah,1300mah??

2 Answers  

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Zone of protection and tripping scheme of arc protection relay.

0 Answers   KSEB, L&T, Siemens,

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what is the difference between NC & CNC machine.what is the difference between equipment & machine tool

2 Answers  

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How generating electric power export to grid from the generating station ?

0 Answers  

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