why transformer rating in kva?

Answer Posted / j.kesavan

copper loss depending upon on current, iron loss depending
upon voltage thats why tr in kva not in kw

Is This Answer Correct ?    8 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how generator avr give to the input?

1496


we have one oven for 12 zone we are installed ir lamp in oven we control load from thyrister and 0 to 5vdc so our zone no 8 getting bright in fraction of second so what we do.. Please answer

1304


What is servo motor and what are different types of servo motor

1892


If rotor works in clock wise what happens

1454


when we design electrical schemes of 11/.415kv distribution..wen and were should we show the relays??what is the function of it?for example..we place EFR Relay CT between transformer neutral link and transformer earth.Like this what are the other type of relays we should use?why?where?Explain please..Thank you

1386






how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

1691


1sq mm dc powr cable can carry how much dc currnt

1500


HOW MANY TYPES OF FUSE?

1651


What are the raitings of Mcb,mccb and Acb in detail ??

1110


What is the difference between Delta & Wye windings?

1609


what is the problem when i want to close a circuit breaker by local position it closes well.but when i close it in remote position it trips

1089


What does the term supermesh means?

671


i want wipro vlsi placement pattern please send me

1315


can we install HT panel & LT panel side by side or how much clearance is required ?

1098


What is the relationship between voltage,current & frequency?

1271