ITI r/tv trade APPLY (J.T.O VACANCEY) ALSO INCLUD AITT ELECTRONIC,WRITEEN XAM DONE 23.03.10 BUT NO RESPONCE WHY ANATHER ID gopal_gh007@rediffmail.com

0 Answers   KBC, wbsedcl,

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What is inverse definite minimum time lag relay? Where is it use?

0 Answers   TATA,

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cause of failure of transformer bushes

3 Answers  

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When we change the tap position of 10MVA transformer it suddenly tripped with Out of step indication and also with Static differential relay indication, Transformer Bucholz relay indn and Low oil level indication. Before 1 week the same problem occured by changing the tap position. but at that time only oltc bucholz relay activated. After testing the TxR Relay team & PET team cant find any solid reason. The values are ok also. So plz answer wat's the reason for this incident? anybody plz help.

3 Answers  

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what is the different between HT auxillary relay resistance and transformer tripping relay resistance?

0 Answers  

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why capacitor do not switch ON the DG power? (I had checked, capacitor ON in DG power that time current rating was reduced.)

1 Answers  

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i am trying to PSUs/govermeant jobs since last 2 years but still i m not success, plz help me.

0 Answers  

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what is the difference between earth leakage and earth fault?

0 Answers   L&T,

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How seriving & testing of the HT & LT breakers are done. What are the standard Ir values on which we can come to know the test is passed or failed?

0 Answers  

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i want to do a project on PLC.... please give me an idea.....

1 Answers  

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how much importance of power factor in single phase. is it,s importance is quiet same as like three phase power system.

1 Answers  

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How to design the earth grid for lightning protection in an industry

2 Answers  

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