Answer / vimal patel

You have to find that polarization index for insulation level which is depend on Voltage level and some other parameter so refer some reference for it like wikipedia for it...

What is the range of the stator resistance of 3 phase induction motor?

0 Answers  

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Single line digram for 11 kV to distribution use go,la and do

0 Answers   SK,

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wath is skin effect?

9 Answers  

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What does impedance in the windings of transformer signify.

2 Answers   Johnson Controls,

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Electrical breakdown strength of an insulating material depends on............?why because?

2 Answers  

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what type of oil is used in transformers? a)conduting b) insulating

25 Answers   ABB, LGS,

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What is the value of system voltage?

2 Answers   Bhel,

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Give the selection criteria of a 3 Phase transformer for industrial purposes ?

5 Answers   NDDB, TATA,

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What is meant by stator? What is meant by rotor?

0 Answers  

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what is over cureent protection

3 Answers   Anil Group, MPSEB,

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what is the major difference between dc generator and synchronous generator?

4 Answers  

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can we choose current transformer secondary, to calculate residual flux in a power transformer, so as its saturation is close to the saturation level of power transformer?

0 Answers  

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