Why annealing is done on transformer core manufacturing process?

1 Answers   ISRO,

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What is the Polarisation index value ? (pi value)and simple definition of polarisation index ?

15 Answers   Essar,

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why we testing the core balance of the transformer before comissioning?

0 Answers  

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if we give 60 hz single phase supply to the transformer used in europe , than what will happen

0 Answers   Core Logic,

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give some advantages and disadvantages of combiniing the session, presentation, and application layer in the osi model into one single application layer in the internet model

0 Answers  

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sugest any typical project ?

0 Answers  

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What is the better way of passing 400 amp from sending end to receiving end ? By overhead line or underground cable and why ? if underground cable then how much depth require ?

1 Answers   Aditya Birla, HCL,

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Transformer's core is made up of which material and why so?

10 Answers   ABB, NTPC,

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Where the excitation is given either stator or rotor in actually in power plants?

8 Answers  

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What is the use of 1:1 isolation t/f in any circuit...?

3 Answers  

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How to calculate Busbar Thickness for Different type of HT/LT panels

1 Answers  

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Can HT cable(11kv cable) be used for 415V, 700A requirement.

5 Answers  

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