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

whether starting current is limited to rated current of motor through soft starting or it exceeds the rated current?

0 Answers   DAE,

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What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works?

0 Answers  

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I use 20 nos led tube 4feet, in pathway 100mtr approximate, so what size cable i use for lighting

0 Answers   Oman Cables Industry SAOG,

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Is a DC Transformer Possible? if Yes, Then Why, if not Then Why?

9 Answers  

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Is it posible to instal one more SMDB from the existing SMDB and is it practical.

0 Answers   CGI,

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How to know vacuum in vacuum cylinder of breaker in working condition

0 Answers  

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why corona loss is less with negative polarity?

3 Answers  

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why it is important to earth neutral of 3 phase transformer?

9 Answers   IBM, ITC Indian Tobacco Company, RRB, UDS,

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What is best method of Calculating Short Circuit current in power system network.

1 Answers  

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Can Dy11 and Dy1 vector group transformers be paralleled?

1 Answers  

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I AM GOING TO ATTEND APTRANSCO ON 26TH OCT 08.PLEASE SEND ME ANY MATERIAL OR TYPE OF QUESTIONS OR EXP QUESTIONS.

0 Answers   Power Grid,

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what is stper motor

0 Answers   Bhel, WAPDA Water and Power Development Authority,

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