What is the advantangeous over SFU (switch fuse Unit) & FsU (Fuse Switch unit) which one is better & application of Both?

2 Answers  

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How can calculate the earthing strip of Copper/GI for rating of 30kV,discharge current 10KA Lightning arrester.

0 Answers   Raychem RPG,

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what is the different between bus section and bus coupler

1 Answers  

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Mention the methods for starting an induction motor?

0 Answers  

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how does the switching of capacitors in a capacitor bank take place when we use them at the load side to reduce the power factor?

2 Answers  

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how to measure the A.C flux .-instrument

8 Answers   NTPC,

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what is over frequency protection

1 Answers  

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What is the difference between reverse power trip & inadvertant trip?

1 Answers  

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why we use low kv lightining arrester in line for example 9 kv using in 11kv

1 Answers  

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What is stray current in DC Traction?

2 Answers   L&T,

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What are PLC leader logic program method

0 Answers   AIS,

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11. As per the theory current doesn’t flows in Neutral, but practically it is not applicable, explain why? 12. How to take the Vector Group Test in Transformer? What is the purpose of doing Vector Group Test? 13. Why the transmission lines are in 11kV, 22kV, 33kv, and why not 10kV, 20kV, 30kV? 14. Why do we generate 3 Phase AC Supply? It is possible to generate 4 Phase and 5 Phase explain it? 15. Explain why the Voltage drop will happen in 3 Phase line? 16. What is the equipment used to control the generator output? 17. What are the factors to be considered during the Synchronization? 18. What should be value of Circuit breaker operating time and tripping time? 19. Why the CT Secondary is rated as 5A generally? 20. At which time Synchronous generator act as a Synchronous Condenser?

1 Answers  

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