what should be the ideal gauge of wire (In sq mm) for different loads in Ampere?

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what is the differebt between ac and dc fuse?

0 Answers   IBM,

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What is the fuction of surge arrester and surge suppressor? Modern days line designes are based on which surge?

1 Answers  

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Are we do it in single transformer with dual primary as 11 KV and 33 KV and constant output as 415 Volts?.

1 Answers  

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what is the use of power factor ? where its applicable ?

4 Answers  

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what is the series parallel connection of capacitors? and how can we use these application in three phase motors for controlling torque?

0 Answers  

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How to calculate the sag of OPGW during stringing???

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How impulse levels are calculated that for 11kV impulse is 75kvp, for 24kV impulse is 125kvp ?

0 Answers   L&T,

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an amazing situation was faced when an alive distribution panel with 415 volts and carrying almost 200Amps has become short and this metal cubical showing 220 volts against neutral and earth. to redress any confusion i checked the panel with help of single 200watts test lamp which also glowing with max.intensity b/w neutral & metal body of DB. amazing situation is that i hold the DB firmly more than once with necked foot means without insulated shoes but not received any electrical shock. whereas our all running gen sets neutral points also proper grounded and this short DB was completely earthed , this is beyond my understanding . any body explain how is it possible . our running gen set neutral also grounded firmly

1 Answers  

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how to setting Load amps tripping time and extra settings for load Transformer protection relay with RMU panel using C&S model relay..?

0 Answers  

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What is fuction of NGT/NGR using in Generator.

9 Answers  

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HI, I want to buy a new Xformer to my plant. what are the main parameter should I check ( Xformer rating is 16 MVA)

2 Answers  

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