Answer / visal

..property by which certain amount of excitation remains back in the substance even after the removal of magnets..
due to the hysteresis property of magnetism

How the Transformer oil testing is done & Why oil dielectric goes LOW & what is solution for that ??

3 Answers   NTPC,

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how dc ct works?

3 Answers  

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will 1050kva DG set withstand for back charge of 16MVA transformer

0 Answers  

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list the advantages of RCCB over other circuit breakers?

0 Answers  

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What is the purpose of reactor in over head transmission line.Can you any explain it.

2 Answers   Dr Reddys, L&T, Reddy Labs,

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to operate air conditioner of 1.5ton what power of generator is required

1 Answers   Bharat,

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what is meant by tranformer impedance?

0 Answers   Synergy,

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Im designing APFCR Panel for 600 KVAR.I need to calculate the full current so that i can choose the capacity of isolator/Breaker.Kindly suggest with formula.

1 Answers  

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This is reqd for a 1MW Solar power plant..We have 2DC outputs from the solar panels Connected to 2INVERTOR panels.. Output from invertor is 3ph,280v,500kva,50hz.These are connected to individual ACB.This has to be stepped up to 11KV ,1250KVA SYSTEM.Now can I use (1) one more ACBTO GIVE A COMBINED OUTPUT OF 1000KVA,280V & STEP UP THE OUTPUT BY USING a single two winding 3 ph transformer 11kv/1250kva. or (2)use the two outputs and connect to one three winding transformer of above rating..Pls suggestwith details.

0 Answers  

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Can we put 3 layers of cable tray while installing tray

0 Answers   NTPC, Siemens,

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WHAT IS THE MEANING OF CYWY

1 Answers  

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what is the importance of neutral in elctrical system?

4 Answers   IOCL, Kharafi National,

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