Answer Posted / deny fernandes

dol for 5hp and above 5hp star delta

1.what is the difference between transformer differential and busbar differential.2)why we are using 2 slope for trafo diif and 1 slope for busbar diff.3)what is the purpose of metrosil and stabilizing resistor in high impedance relay circuit.4)how metrosil reduce the peak volage.5)what is the funtion of stabilizing resistor

4873

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hi every body i am master student in control engineering and my project is slip control in trains i assumed a Dc motore as traction motor but i don't have characteristics of this kind of motor that is used in train. i want from every body if he or she has the characteristics or information about Dc motor that is used in train give me those information or technical characteristics .

1502

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What is the complete procedure of erection of electrical panel in industry

1876

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what work will do diffrential realay DG set

2901

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any one can explain what is the size of pvc,armoured, various sizes of powr cable dia?

1928

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i m doing DEEE in part time,can i join regular cources in BE,,IF i join what the cources can i select like (civil,ece,IT) ,,kindly advice

2120

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how to find the Motor,s insulation Power?

1767

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what is the difference between interconnection and intraconnections in the circuit diagrams

8401

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if 12v battery get discharged for 2 months after if we put charge it will charge again?how much time it will take to charge?

1940

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Diagram on interconnectivity of 11kv transformer with RMU (i.e, one incoming and two outgoing or two incoming and one outgoing)

2733

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why the active power flow of some line is increased when the active power of out is cut ?

2052

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what is the common earth

1091

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

2825

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Air circuit breaker safety

1427

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how can calculate 1kva generator running time in 1 liter keroscene

2621

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