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What is diference between ELCB & ELMCB?Also how its application for use in design area?

2 Answers  

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which calss ct's,pt', use protection,meatering and others

1 Answers  

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Is there a chance for a motor speed to become negative..?? What is the reason for such a phenomenon.? In that case does the motor works as a generator..???

1 Answers  

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how brushless dc motor is operating ?

4 Answers  

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what is mean by hormonics & surge? and it's effects?

1 Answers   TCS,

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What are the advantages of using distance protection schemes as opposed to normal overcurrent/ earth fault protection on high voltage feeders.

0 Answers   Eskom,

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Is Softbitonline HT Transformer Design Software is AutoCAD compatible?

1 Answers  

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why C.T protection required for H.T.lines?

4 Answers  

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A 3 phase motor, 440 voltage, induction motor. If we take out rotor from motor and if we give supply 440 volt to stator then what happens?????

20 Answers  

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our industries ht line so power fluctation(once drop of power please rectify causes

0 Answers  

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How to calculate cable size in HT AND LT

0 Answers   Apollo, JSKE,

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which motor is used in electric train...???????

27 Answers   ESPL, IOCL,

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