what is the difference between energy efficient and high efficiency motors

2 Answers  

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what is the difference between star and delta connection ? when we use each one ?what is the best ?

14 Answers   Amara Raja, Daikin,

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why we use Bus earth truck and Cable earth truck

5 Answers  

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Can we get the shock if Power system is unearth means delta type take an rated voltage as 6.6 KV?

9 Answers   Reliance,

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sigal phase supply is 230 v ac two phase supply is 415 v ac then why three phase supply having supply is 415 v ac why not 690v ac

2 Answers  

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what is the difference between the HT Cable and LT Cable ?

28 Answers   Intergulf, Prabhat Cables,

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For 280kw power. Which cable I can usr

3 Answers   Clean World, TCS,

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If induction motor load is incresed motor speed decrases.But in syncronous motor load incrases speed canstant why?

5 Answers  

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Can someone explain how does an IDMT relay works.

1 Answers   AFM,

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What do you mean by turns ratio of instrument transformer?

0 Answers  

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What is the differentional relay...what is the work of this in power Tx. how it is works..

0 Answers   ABB,

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Where can I get Iidian straderd specifications for electrical items or works in web? please help me.

0 Answers  

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