Answer / sithathur ramamoorthy

Transformer copper loss is depend the current and iron loss
is depend the voltage. in depend the difference between
current to voltage. thats it.

Answer / dpk_1fj

Because we don't know what type of load going to be connect

Answer / chad

KW=1.732* V*I*cos@
KVA=1.732*V*I

We can see the equation the kw is change by load,but kva power is not change by load.thats is

Answer / deepak

tx o/p limited by heating hence losses
and losses depend apn V, I only not on load pf
so rating in volt-amp.not in watt.watt mean active
powr depend apn pf also

what is the MF if CT ratio is 500/5 and in meter specification is 3.75 REVS/KWH? Thanks and Regards Selvendran.N

1 Answers  

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what is allowable current flows from phase to ground with out tripping the breaker

1 Answers  

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why contactor not provided between output of VFD and motor?

6 Answers   Siemens,

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break down of electricity is more in summer or in winter ? give reason

4 Answers  

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how can calculated the rating of the 11 KV transformer?

6 Answers   NBCC,

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If we touch the Capacitor terminals you feel shock after the capacitor was put in operation and not in case of inductor though both are energy storage elements.why?

4 Answers   HAL,

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sir, my question is that if we start any three phase induction motor with star connection.will be current taken ? please send a formula.

4 Answers   ABB,

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We have Diesel generator of 200KW. fuel consumption is always same,even connected light load or full load. Is it right?

0 Answers   ARDE,

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why all transformer colour is same?

3 Answers   OPTCL,

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How to calcute the cable size for both HT and LT please specify the formula for that Regards Chethan C

1 Answers   Bhel, Student,

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7. Hrc fuse provides best protection against.......

5 Answers   SSC, UGVCL Uttar Gujarat Vij Company Ltd,

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why lightning arrestor are made by 2 stack of insulator but why cvt are fully 1 stack of insulator.

1 Answers  

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