what is meant by PU value ? anyone can you explain briefly to me ?

3 Answers  

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what is the importance of neutral in elctrical system?

4 Answers   IOCL, Kharafi National,

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why does voltage generation at 11 kv?

2 Answers  

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Why 1/3 is used in symmetrical components?

0 Answers   ABB,

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Differance between power circuit and control circuit

3 Answers  

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what is static electricity and how it generates?

2 Answers  

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what is neutral plane shift?

1 Answers  

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how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING) I O (current operating)?

0 Answers  

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1)How much current can a 3-1/2 core 100 mm wire carry? 2)What are the special cables required for explosion proof wiring? 3)In case you do not have coal and salt for earthing, how can you achieve good temporary earthing? 4)One horse power single phase motor is more likely to get hot than a one horse power 3 phase motor. Is it true or false, if true why? 5)What are the different types of soft starters for large motors?please explain?

0 Answers   TATA,

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HOW TO CALCULATE S/C,O/C,E/F OF ACB.

0 Answers  

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Can anyone provide with a SLD for HT panel installation for a 33KV line and distribution end has three 1.5MV transformers. Is it suitable to use OCB or VCB and also provide me the suitable rating and its connection diagram.

0 Answers   TATA,

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What is the basic difference between directional and non directional over current protection?

1 Answers  

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