Earth Resistivity

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Why human body feel electric shock?

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(1)For 3 No 1500 KVA transformer require on one single bus bar or need to be section through bus coupler means upto 3MVA.(2) 22KV Net work system as ring, How maney I/C required or 0ne I/C and one O/G.(3) What should be rating of VCB for 22 KV line.(4)Electrical/mechanical inter lock, why we need.

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What can be a rating of a transformer(KVA) if the load is about 1000KW?illustrate by showing formula?

2 Answers  

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Hi, My question is our total motor load is 55 kw.so what cable size required for main supply. Please reply

1 Answers   Maryam Enterprises,

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A single line diagram(SLD) and a purchase order of a 11/66kV switchyard of a power plant was given. In the SLD, only one lightning arrestor(LA) was shown, but the purchase order had need of 3 LAs. Is this correct, if yes, why?

2 Answers  

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Differnce between negative Pahse SequenceFunction and unbalance Function?

0 Answers   Atsco, LMW Lakshmi Machine Works Limited,

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Why the transformers are rated in KVA. ? in new view.

2 Answers  

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what is the difference between 50 hz freq. and 60 hz freq.? which is better and economic in them ?

0 Answers   Faurecia,

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Please tell me the formulaes while designing a substation for power Calculations in designing a 33 KV Substation?????

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I have finish diploma electronics and five years experience in electrical field in ht service how can i get c licensce or other electrical certificate

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All we know about T/R, Is it possible to make T/R primery singlr phase and secondery three phase,If it then how?... Need Description

1 Answers  

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