DEAR ALL I have motors ( 10 units )each one is 90kw 380V 50 HZ 1000rpm but new local pwer is 220v 60 hz requierd rpm should be 1000 pleas what the beast solution is used frequncy converter or rewinding all motos or chang all motors thanks

6 Answers   GE,

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what is diff kav & kvarh?

3 Answers  

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How can Inductive load reduce the line voltage of HV transmission line and vice versa Capacitive load?

1 Answers  

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Name of Hydrocarbon gases.

1 Answers  

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what is the CT & PT. where is it uses.what is the using that plese kindly answer me...?

4 Answers   Cap Gemini, JLL,

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an electric bulb or lamp can operate on ac and dc, if yes then why

5 Answers  

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What is meant by electrical speed?

1 Answers  

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What are the RGGVY, APDRP, RE?

3 Answers  

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in india are trains run by DC or AC? if DC , from where it receives negative potential? because pentograph receives singe potential only?

2 Answers   GATE, PSU,

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What happen while we measure the Current in Rotor?

1 Answers  

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In which connection the distribution T/F is connected? a) ▲ / Y b) Y / ▲ c) ▲ / ▲ d) Y / Y

4 Answers  

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A 11000/415V distribution transformer is fed 415V upon it's LT side,Do I get 11000V upon it's Primary side ?

7 Answers  

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