Why the Transformer connection is changing in different transformer?(Like Star & Delta,Delta & Delta,Star & Star,Delta Star) From that connection where it is used?

2 Answers  

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what is boucholz relay and the significance of it in to the transformer?

2 Answers  

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there are 3 transformers each of 1500 kva and one transformer of 1000kva for a 11 floor building . total otgoing kw is 4066 kw. i need an extra 260 kw .is there any provision for that? what is the max kw that can be connected with these transformers?

2 Answers  

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Please brief me about number of pole in alternator.In single phase alternator coils are connected in star or series. How to calculate frequency for the same.

0 Answers  

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What is thermal relay and how it is works in transformer please explain

2 Answers   Future Group,

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two parallel conductors are carrying the current in the same direction.which of the following statements is true? (a)there is arepelling force between the conductors (b)the force increases when the distance between the conductors is increased (c)there is an attaracting force between the conductors (d)the force increases when the distance between the conductors is decreased

1 Answers  

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what is the difference between an alternator and a synchronous motor

0 Answers  

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what phase and neutral.

3 Answers   HP,

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why does the magnetic balance tests at transformer?

0 Answers  

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what is the Maximum voltage range for single phase

4 Answers  

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How do we calculate the Out put voltage of generator, after the excitation is being given?

0 Answers  

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what r the safety measures in UPS ? explain all?

0 Answers   Wipro,

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