what happens when dc supply is given to the transformer?

3 Answers  

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what are the basic insulation levels & what its Unit

0 Answers  

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Meter p.t. ratio= 3×230/400 , c.t.ratio = 3×1 (2) A what is m.f.

0 Answers  

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On the transformer breather at what length should i change my sililca gel.

4 Answers  

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i need some project topics along with circuit diagram in the electrical adnd electronics engg and also give ome website regarding projects.my mail id is thenmozhi2k7@gmail.com .please help me.

0 Answers  

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What is the difference b/w RMU & substation

1 Answers  

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what is difference between delta-delta,delta-star transformers ???

3 Answers  

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Why PT voltages are measured with respect to ground? What do u mean by voltage or current polarized.

0 Answers   Grasim,

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Why does the speed regulating system adopting I controller have no steady-state error? In this single closed-loop speed regulating system, when the input of the I controller Un=0, what is the output voltage of the regulator? What factors do the output voltage depend on?

0 Answers   Sterling Wilson,

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Will a bulb glow if we connect it between the phase and earth instead of earthed neutral?

3 Answers  

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For example, if I use Star delta transformer for distribution, Can I Connect 230 V lighting load bewteen secondary phase & primary neutarl. What will be the effect, if I connect in this manner?

2 Answers  

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different between highvoltage & lowvoltage source

5 Answers  

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