what is the difference between earthed system and unearthed system.. where do we use unearthed system because in electrical catalogues always cable for earthed and unearthed system is given..pls elaborate

3 Answers  

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what is brushless generator?

2 Answers   Jk Tyres,

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What is the difference between synchronous motor & asynchronous motor

2 Answers  

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How to select the different contactors ( starter combination) for different AC motors? what about fuse cappacity 4 different motors too?

2 Answers   Equate,

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what is resistor

9 Answers  

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why we r fixing harmonic filter

3 Answers   Siemens,

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In a three phase transformer(delta/star connected)when i touch one end of the bulb in any one phase and other end to earth..will the bulb glow or not..if not why?..i'm touching the bulb in star connected side...

6 Answers  

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Explain in brief description about the operation of DG sets.

0 Answers   Siemens,

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why surge suppressor in vaccum circuit breaker and it is only in motor feeder why not in tranformer feeder?no surge suppresor in ocb in motor feeder?

1 Answers   IOCL,

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If a contactor need to replace with faulty one. what I want to check?

2 Answers   Bhel,

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In scott connected transformer number of turns in the primary winding of teaser transformer is % of number of primary turns of main transformer A 86.6 B 57.7 C 14.4 D 33.3

1 Answers  

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tell me about your project

1 Answers  

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