some ac motor's direction get change dueto ghanging input to the ac drives.(say ryb to rby). but some motor direction remains the same when phase sequence is changed fromdive side. can anybody guide me?

1 Answers  

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What is the average hieght of a electrical tower? what are the factors that are taken into consideration for deciding its hieght other than voltage level?

1 Answers  

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why trip circuit supervision is taking through breaker contact? what happen if takendirectly?

2 Answers   GE,

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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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what happens when you connect a.c and d.c supplies

1 Answers  

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What is differential relay ? where it can be used?

1 Answers   Scope International,

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Explain advantages of storage batteries

0 Answers  

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why two windings are using in single phase AC motor

3 Answers  

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maintenance parameters of sewage treatment plant

1 Answers  

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what is priming pump?why it is used ?

2 Answers  

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Whats the frequency used in Rodents Repllant System????? What is the Diff btw Infrasonic & Ultrasonic Frquencies???

1 Answers   Emerson,

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how does a submersible pump work..?

0 Answers  

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