What is the reason of polyphase induction motor tripping suddenly on high current during running at 70% laod? Motor IR , winding resistance & inductance balance. Motor no load current is balance and ok as per mgfr. data.

0 Answers   GNFC,

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Why the high starting current does not harm the low capacity induction motor?

1 Answers  

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how and where does star and delta connection is used ?

2 Answers  

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whats is the role of power factor in designing a tariff structure?

1 Answers   IIT,

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Transformers with dc supply

4 Answers  

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1.What do you mean by inductive and capacitive parts of an electric circuit. 2.What do you mean by decrease of inductane and capacitance of a network? Please dont give me the text book answer.3. What is class X ct and its applications?

2 Answers  

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tell me about xlpe cable?

1 Answers   IOCL,

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why we change the direction of winding in rotor ?how we make the north and south pole?

0 Answers  

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why humming sound occured in HT transmission lines.

9 Answers   GE,

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Why can't we parallel the secondary circuits of two voltage transformers?

0 Answers  

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why we step down the voltage from 440 to 220 in machines

4 Answers  

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what will happen when square wave is fed into input side of 3kva transformer and what you will get on output side.

3 Answers   Blue Star,

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