Alternators are invariably star connected why?

4 Answers  

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HOW TO CALCULATE GROUND FAULT CURRENT IN 430V 4000AMP AIR CIRCUIT BREAKER?

2 Answers  

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What is stepper motor?

0 Answers  

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Why pmg used in electrical generators for excitation.is there any other method without pmg ?

1 Answers  

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As per standard, transformer body earthing and other Equipment earthing (Equipment earthing) did not connect. but in LT side termination we are doing metal glanding in both side Transformer to PCC Panel through armoured cable, now X'mer body earthing and PCC Pane earthing (Equipment earthing) both are connect.is this safe for X'mer or other equipment?

0 Answers  

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in the directional overcurrent and earthfault protection,normally we are setting the angle 45 deg lead for phase fault overcurrent and -45 deg lead for earthfault fro forward direction.but both the fault are operating on the same angle region only.why?how the relay will response?

0 Answers  

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what is the meaning of Ring Mean Unit in a substation or trasformer also tell me its oerpuse?

4 Answers   NPTC, NTPC,

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Do you know the overhauling of a motor?

12 Answers   EdCET, Mecon,

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how the harmonics are generated in transforemer?

5 Answers   IFFCO,

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what is feed back and what are feed back amplifiers?

0 Answers  

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What is Neutral Transformer? what is the use of this?

4 Answers  

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How Self works in DG set

0 Answers  

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