In case of HV test on medium voltage cables, BS is asking for 4 U0 where as IEC is asking for 3.5 U0. Can any one advise me how this 3.5 times or 4 times U0 is derived?

0 Answers  

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How many speed of dg start motor for engine starting time

1 Answers  

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what is the range of thermal overload and over current. Answer should be in percentage of current.

0 Answers   RMSI,

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To prove the capacity of a 10MVA transforemr with 6.5% impedance by a short circuit test how much power is needed to inject an impedance voltage if we have to arrive for its rated current?

0 Answers  

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why sielent pole is used only in hydro generators and not in turbo generators

1 Answers  

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while doing high potential for 11KV 3 core cable how much leakage current will obtain?, what will be acceptance value?

0 Answers   Voltech,

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how to determine motor size for a fan application?

0 Answers   EDC,

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why the admittance matrix or y bus matrix of a large network is called sparse matrix?

3 Answers  

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WHAT IS THE DIFFERENCE BETWEEN NEUTRAL AND EARTHING

1 Answers   Adani, Adani Power, Raychem RPG,

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why rating of transformer is in kva instead of kw?

3 Answers  

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what is earthing

1 Answers  

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The power factor of the fixed load is 0.8, now the p.f is varying from 0.8 to 0.5.

0 Answers  

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