how to calculate the minimum permissible limts of insulation resistance of switchyard equipments

1 Answers   HVPNL,

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What is the relation between frequency and motor rpm?

0 Answers  

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What is industrial automation ??????

5 Answers  

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For 160kw motor what size of cable and material is needed.?

1 Answers  

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Why transformer neutral is earthed

7 Answers   Hyundai,

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How the current flows in dc circuit?

3 Answers  

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why the emf of a cell more than the terminal voltage when the cell is delivering current?

4 Answers  

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I would like to install the largest KW alternator to a 200 amp aluminum bus box in my home. Is it possible to install a 250 KW 400v 251amp synchronous alternator to my home?

2 Answers  

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what happens if number of poles in stator and rotor windins of slip ring induction motor are not same. Will it rotate near to the synchronus speed defined by stator?

1 Answers   GATE,

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How to calculate total harmonic distortion level(THD) in VFD? and how can we reduce harmonics?

0 Answers   Apollo,

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string efficient is 100% what is the voltage across the each disk?

1 Answers  

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If the line voltage is reduced to 75% of its rated value then by what percentage current will reduce ?? 75% 25% 50% no change and why ?

0 Answers  

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