why r we using vaccuum circuit breakers in the place of m.o.c.b.

1 Answers  

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how to select electrical equipment such as fuse,dg,transformer,motor,msb,wire,cable as per the connecting load..please mention any books to design,take licence

0 Answers   Gujarat Electricity Board,

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Why it need to form a capcitor when it not been in use from three or two year. Plz describe it technically.

0 Answers  

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When a single pase capacitor run motor- run on 230vac and Case(1)run with 8 Mfd 250 vac.capacitor , Case( 2) run with 8 Mfd 400vac capacitor. What is difference between both case regarding power ,efficiency etc?

0 Answers  

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State how to produce a constant rotating field by application of alternating currents to stator armature of a three-phase squirrel-cage induction motor

0 Answers   Jindal,

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to vary valtage from 0 - max a variac is necessary . so how to design for high power applications nearly about 200KW power

0 Answers  

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Why the core of a underground cable is spiral in shape instead of straight??

3 Answers   Mecon,

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why the secondary winding of the transformer is not open circuited ?

5 Answers   Nepal Electricity Authority, Torrent Pharma,

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why 3 phase motors are preferable over single phase motors ?

4 Answers  

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I want to put this query to SENIOR & EXPERIENCED ELECTRICAL ENGINEERS. 1)I want to know about the control circuit diagrams for control panels. I found it difficult to understand. Is there ant booklet through which we can learn the circuit diagrams? 2)I want to learn about conduiting, laying cables, preparing cable schedules and various techniques which is the part of building infrastucture(construction field). I don't have any experience in this area. I have experience in control panels only. that's why i am not getting any opening in building infrastucture (construction field).Can I get the job in this field as Trainee Engineer? How to enter this field? I need job in PUNE

0 Answers  

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how to deside the capacity of chock for drive?

0 Answers   Essar,

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why lightning arrestor are made in two stack of insulator but why not cvt

0 Answers  

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