Answer / xxx

voltage, frequency has proportional relationship.
new KVA will be (500/4)=125 KVA

Answer / naveen

kva rating depend upon frequency so operating kva will be 100

what is rms value?

3 Answers  

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If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

1 Answers   Focus,

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What is the diffrence between ofline ups and online ups?

3 Answers   Intel,

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What is the formula to calculate the no load current of a single & three phase induction motor

0 Answers   HCL, Nokia,

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what is method for testing CT

0 Answers   DCM,

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why Batteries & Battery chargers are used in substation? what is the different between UPS & battery charger?

4 Answers   DLF,

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What happen when ct secondary are open circuited? why same thing is not happen in ordinary transformer?

3 Answers   BARC,

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what is the difference between CT and CVT in EHV Sub Stations

4 Answers   Hofincons, Lanco, TATA,

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why earth wire is needed in a wiring system

1 Answers  

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what is the purpose of supervision relay coil

1 Answers  

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I have made a 3 phase thyristor full bridge rectifier. But at the moment it is working only for the half bridge operation. Both the half bridges are on operation separately but when i put it into full bridge operation the oscilloscope output is zero. I rechecked that the pulses are correct for each thyristor. what could be the possible reason for this?

0 Answers  

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what is apparent poewr, reactive power, & active power?

0 Answers  

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