why hv current transformers have big size ?

5 Answers   RailTel, TCS,

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What are the causes of eddy current losses?

1 Answers   Schneider,

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Which are Electrical componet and Electronics componet??

2 Answers   KarMic,

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What is ignitor and why it is use in Hpmv lamp ?

2 Answers  

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why the neutral line is not giving shock to us if we touch it ?

0 Answers   GPREC,

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what is the main difference between power devices and signal devices

0 Answers   Wipro,

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What is the difference between Relay and Contactor

35 Answers   Siemens,

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what are the main problems that happen in an emergency light and how to fix them ?

2 Answers  

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Hi all, please could anybody give me a suggestion about Electrical designs and calculations .. what text book should i follow as i am a trainee engineer and here work going not so favorable to me so please help me friends .. A small discription about my work which is going here is all about Electrical designs like cable sizing, lighting, lightning, Gensets sizing, motor sizing, transformer sizing, generator sizing, circuit breakers, PDB MCC PCC SLDB MLDB panels, Single line diagrams mainly, substation desings, cable routing and layouts, reactive power compensations, power factor improvement, voltage drop calculations, power generations, power transmission, power distributions all calculations i need .. please please if anybody experienced with this problem and got a solution then please help me .. just i need an apt text book for these all calculations and designs ..

0 Answers  

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what is grounding & what is the value of groumding rod 2.5m?

3 Answers  

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IDMT relay are mostly used for protection against..??? 1)Earth Fault 2)Inter turn fault 3)Overloading 4)None of the above

1 Answers   Indian Railways,

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how we calculate the 30 KW 3phase electric motor current on noload

23 Answers   Monnet, Siemens, SSR, Supermac Industries,

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