Answer / abiodun ogunnaike

The purpose of earth electrode is to induce a return energy or current through external body via the ground. this to ensure no damage occur to the appliances during high current surge or short circuit reaction.

I have 90KW Motor 60 Hz,380V Pf 0,88. after testing the Motor without Load is the no load Current 36 A,but wenn i put load after 2 hours the current increase more than 156 A. Can anybode tell me waht is the Problem?

4 Answers   ABB,

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Why in celling fan stator are rotatig while rotor are steday

6 Answers  

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I have a transformer 3phase 11kv/410v and its name plate missing. now how can I judge its rated kva?

2 Answers   Coca Cola,

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How to make two bulbs glow Alternatively?

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how to calculate distance between busbar supporters for LT panel, what are the factors influencing in this design

0 Answers   Amara Raja, TATA,

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cable armor

3 Answers  

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what is the necessary of using inductance property in transmission lines even through resistance is used to opposes the high current flows in that?????

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the rating of fuse wire i always expressed in what?

3 Answers  

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why the electrolyte level in lead acid battery is maintained 2.5 cms above electrodes?

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what is the ground clearance of 400KV transmission line?

9 Answers   Power Grid, wbsedcl,

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What is s-domain and its significance?

0 Answers  

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What is cross over distortion? How it can be eliminated?

0 Answers  

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