how to calculate the cable size in sqmm if load (kw) is given?

5 Answers  

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What is Class and accuracy in CTs? Types of Classes and important of Classes?

2 Answers  

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When in a large power system if the demand of power is larger than the generated power the frequency of the power system drops.(assume the rated frequency is 50Hz and now it is 49Hz) So does this mean the demand is totally supplied with a lower value of generated power in a lower frequency?

1 Answers  

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1 unit or 1 kwh means how much kva

7 Answers   TATA,

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why core losses and copper losses does not depend on power factor?

5 Answers  

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In electrical what is earth(ground)connection, wht is the importance of it, why it is recomended to maitain below 3VAC between Neutral and earthspecially in PLC used machines?

0 Answers   Nissan,

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What is Gnat,Ant,Rabbit &Dog overhead conductor? Please explain.

1 Answers  

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How does a clampmeter measures dc current

1 Answers  

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What is fault level? How can be calculate the fault level?

1 Answers  

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what happens to the supply voltage if there is any change in frequency?

1 Answers   Gridco,

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The electromagnetic torque developed is proportional to what in a D.C series motor?

0 Answers   HPCL,

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IF we want to replace I/C bay at our 220 kv substation which is of 140 mw load capacity bay to be replaced by 400 mw capacity bay.other than CT(1200/1) what are the other equipment i have to replace.

1 Answers   Jindal,

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