how to calculate the input current in singel phase and 3phase supply to 5kva ups

1 Answers   Gravity India,

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what is the difference between b c d curves on mcb

0 Answers  

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prefer any good electrical engineering book.....it should be useful in the practical fied?

1 Answers  

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How do you maintain the batteries for generators, what is the daily maintenance of a generator?

2 Answers   Jindal,

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What is the Good Earth resistance value of G.I & Cu. Chemical Earthing & Normal Pipe Earthing?

0 Answers   ABC, Reliance Life Sciences, TCS,

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what is the rating of a power transformer?

1 Answers   ACME,

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In ac motor,when dc supply is given what happend to the motor?

3 Answers  

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What is mean by powerfactor. What is the difference between leading and lagging power factor?

2 Answers   HCL,

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how and why are capacitors are used to improve powerfactor?

4 Answers  

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anyone knows service engineer in chennai for EDM SPARKING MACHINE.CHMER PULSE CD 60 M.pL GIVE ANY CONTACT NOS

0 Answers  

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What will happen to the protection and metering, if the polarity of a single or two PT/PTs in three phase system is reversed? Please provide reference if any.

0 Answers   Mind Tree,

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What is the formula to calculate a three phase alternator

0 Answers  

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