how to calculate the mesh earth network resistance in such substation, is there any recommended resistance values with references , thanks!

0 Answers   SRES,

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What is the tipical Online UPS input voltage for 20 KVA load ( 3 Phase or 1 Phase )? Why ? Explain it...?

0 Answers  

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WHAT IS B & C CLASS SURGE PROTECTION AND WHAT IS DIFFERENCE BETWEEN B & c CLASS SP

2 Answers   Bharti,

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How to calculate the efficiency of Turbo Generator(Alternator) in general....?

0 Answers   Thermax,

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why ss stablity limit is more transient stablity limit?

0 Answers   IOCL,

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hi this toufik here. i am doing my b.e.degree.now i am in final year and supposed to do a project in this year so i thinking to control the buchholz relay using software base means checking the status of transformer oil using microcontroler, plc or scada. so can i do so...??? alz suggest me...

2 Answers  

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Where we can use 3.5c cables instead of 4c cables.Why?

4 Answers  

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What is the difference between MCB & MCCB, Where it can be used,

22 Answers   ACB Group, Badve, Bajaj Electricals, Hensel, Siemens, SR,

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why ht11kv supply needs discharging during shut down time

1 Answers  

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Can we use HRC fuse inplace of semi conductor fuse ? What are difference between them?

3 Answers  

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For 7.5kw star delta starter how to calculate 1. Mccb rating 2. Contactor rating 3. Over load relay rating

1 Answers   L&T, MAHINDRA,

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why we use Bus earth truck and Cable earth truck

5 Answers  

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