IN star -delta motors normally first operated in star mode {absulated given (r-y-b) phases after one miute change in delta mode in this case i am change phase sequience for example R -PHASE TO CHANGE Y-PHASE ;Y-PHASE TO CHANGE R-PHASE SO THIS TIME MOTOR WILL HAPPEN RUNNIG MODE EIGHTER(OR) STOP MODE(TRIP MODE)

6 Answers   MacLellan,

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Please tell me if you are electrical engineer,and you are appointed for the maintainance of Electrical Power plant,then which parts of the plant deal with you.Also tell how these parts/components work.

1 Answers  

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why we are using panel space heaters in different control schemes????

3 Answers   Mecon,

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can any one provide some material?

1 Answers  

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why knee point voltage should be high in Ct for differential protection

1 Answers   NTPC,

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pls tell about gas insulated substation?which gas is used for that substation?above which rating we are used this substation?how we take maintenance in that substation?it means substation fully shutdown or live condition?if live condition means how?pls clear this things

1 Answers   Essar,

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Hello,l am complete dip and i was working maintance in ht dep again i study b.e completed again one year exp in ht totally two year i am ealigble in c license

1 Answers  

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What is the basic difference of turn ratio & transformation ratio for a transformer?

8 Answers   IGT,

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How to take of Transformer oil Break down voltage test?

2 Answers  

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If a motor of 8.5 KW with same load and using in both Star & Delta one by one,then which will take more current in star connected or in delta connected

4 Answers  

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does meager test perform on lightning arrester ? if doesn't then why ?

1 Answers  

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What is Black-out and Brown-out situation in the context of voltage stability in power system?

1 Answers  

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