Answer / balu

D rep delta in primary side
Y represent star in secondry side
N7 rep phase angle that means current is in 7 o clock position with voltage

How can we do megger test of cable??

2 Answers  

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how to find out difference between ELCB, MCB and RCB on looking on it

1 Answers  

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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.

0 Answers  

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What is the relationship between voltage,current & frequency?

0 Answers  

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why capacitor is not discharged phase to body

1 Answers  

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is there any difference in reading or error in value, if we connect the R phase in Y terminal and Y phase in R terminal of electronic energy meter of 11 kv feerders???

1 Answers   KSEB,

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why do we prefer a 3-phase delta connected load rather than star connected?

4 Answers  

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why cant we use earth as neutral at home whereas neutral is actually grounded at transformer end?

4 Answers  

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how does an energy meter works?

4 Answers  

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how to check regenerative load in drived motor

0 Answers   Hindustan Unilever Limited, NHPC,

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advantages & Disadvantages of Solar power system?

2 Answers  

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my field of interest is T&D. plz tell something about that.

15 Answers   TCS,

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