HAI,HOW TO SET THERMAL OVERLOAD RELAY FOR DOL STATRTER FEEDER AT START AND RUNNING?

4 Answers   L&T,

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what is star delta starter? how it works? give its control and power diagram.

0 Answers   Bhel, Point to Point Solution, Star Wire,

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What are types of losses in the Transmisson Lines ?

4 Answers   GE,

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1 HT service how many LT Service

1 Answers  

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If I have Energy Meter Ratio as 100:5 & Also I have CT Ratio as 50:5 then what will be my multiplying Factor(M.F.)

0 Answers  

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if a 3phase 100kva distribution transformer , 400 v,50 hz, 4-wire system is loaded at 160 k.w mostly 1-phase Lighting & Airconditioning split a.c load what will be the net effect on the power system in terms of voltage, powerfactor, current , efficiency of xformer

0 Answers  

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. The string effcy in AC sys is 80% Then for same power, the string effcy in dc sys is a) less than 80% b) 80% c) more than 80% d) zero

1 Answers   Engineers India Limited,

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what is the merz prodution ? what is the turn to turn fault?

2 Answers   L&T,

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what are the duties of commutator in motor and generator?

6 Answers   L&T,

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why skin effect is decreases with decrease with frequency? why skin effect occur

5 Answers   Kirloskar,

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what is the difference between line & phase current in star delta connection motor?

2 Answers  

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What is the function of PMG in DG sets & how it works??????????

2 Answers  

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