why transfromer rating gives in MVA Or KVA? Why not in MW
or KW?

Answer Posted / divya makkar

because transformer have variable power factor so that it is
rated in kva and motor has constant power factor thats why
it is rated in kw

Is This Answer Correct ?    2 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

we have amp, voltage, kw, length detail then how to calculte copper & alluminium size of conductor of 3-phase induction motor

963


How will you utilise electrical power? You can start from the generating station.

1457


11 kV line deraction check by an Engineer.

1525


why is a power transformer used only occasionally?it is used to step up at generating stations?and that needs to be done all day long !!!!!!!

1377


Why slip ring ind. motor power consumption is low compare to induction motor .same 90 kw motor used same load output

1259






1.what is difference between ATS & STS main use. 2.what is difference between ACB& VCB With symobles,and main partes, manimum range. 3.How many types of relays and main function.

5614


DG cranking voltage?

718


typically in power distribution substation. 1- Any idea how would be the graph of capacitor bank consumption verses time through the day . 2- How is the switching ( on and off ) of the capacitor bank, per need?

1299


Let me know that how i calculate the alternator sub tranciant reactance and tranciant reactance.

2108


how to define tell me about self

1524


what is invertor supply and raw powersupply

1534


High speed earth switch operation with diagram

1899


hi, i finished b.tech eee in 2008, im worked in dg sets mfg company , now i left job in 6months back, now again i want get job core side, how can i get? is there any couses we have learn to get better oppurtunity? /

1522


What is the difference between single core 2 wire and single core 3 wire system? Which application we are using this? and for What purpose we are using this?

1857


what are the necessary basic electrical topics to learn for mechanical engineer to deal practical problems.

1776