why transformer rating is always in KVA

Answer Posted / aruna

transformer rating is mainly depends on core losses.those
losses depends on temp which can be depends on current
rating.. no need of power factor cal..

Is This Answer Correct ?    1 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

The windings of a transformer are divided into several coils, because?

807


which book to refer in electrical engineering for iocl exam & which book for general english.

1759


what is mean by transition resistance of transformer?

3952


An impedance of 100 ohms resistance and an unknown inductance is connected across the capacitor. The resulting impedance is a pure resistance of 500 ohms ifω = 10^5 rad/sec. calculate the values of inductor and capacitor.

710


If short circuit ratio is high is it bad or good for a machine then tell the reason...

1592






what is size of 3phase 4wire cable to be used for 11 ton ductable A.C and how to calculate cable size for different load

3584


Write a note on materials used as a fuse element.

1678


what are the safety measures of induction motor?

1571


why single CT used in DOL starter power circuit?

2054


Is there any rule to select the voltage of motor based on KW rating? What is the rating above which lt motor becomes the HT motor?.

1224


tell me some type of questions throught which i can prepare for exam and do my best

1546


What is the difference between single point and double point bonding. please kindly detail about bonding of cables.

1913


i am going to give the JSEB,RANCHI exam for power plant,so i need some samples of papers related to that,so please send me these papers by my mail id.

3004


Mention what are the different colors on wires indicates?

745


working principle of oil startar

1445