adspace


why transformer ratings in kva?

Answer Posted / pravin shilvant

transformer is kva factar is depend on iron loss as well as
cu loss . losses are derant type eddy curent loss and
hesterises los

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

I have 2500KVA transformer delta/star,13.8KV/380V provided with LV 4000A breaker. Already I have 2300KW motor feeder with a full load 90%. Is it possible to connect another 1600A from that breaker? If so how the calculation is done?

3884


Draw a block diagramof Three UPS systems connected in Parallel mode?

2250


ANY ONE TELL ME ABOUT generator synchronization panel panel to synchronise 3 gen of 250kva both automatic and manual. 2 gen output vol 415 3ph, 1 gen output vol 400 3ph SEND THE DETAILS DIAGRAM ON THIS EMAIL ADDRESS ayazleo@hotmail.com as soon as possilble best ragrds electrical engineer ayaz mahmood SAUDI TECH

4247


Yazaki india pvt ltd interview questions qurey related

1126


Can anybody post questions asked in Engineers India Limited Interview? Thanks in advance.

2475


How much minimum insulation required between 11kv/3.3kv transformer windings?

2518


Draw the line diagram of diffretial relay connected to transformer?

2532


As i want some model question paper in basic computer science and history please send me immediately sir

1981


what will happen if synchronous machine rotor fed from single phase ac supply 

1827


Pls mail me utility & Dg related question with answer

1876


anyone knows service engineer in chennai for EDM SPARKING MACHINE.CHMER PULSE CD 60 M.pL GIVE ANY CONTACT NOS

2503


I am shobana from Chennai. I am having my personal interview on 19th Dec at Chennai.kindly mail me the questions to mail id shobana.shanthi@gmail.com

2467


i m in need of current rating chart of heavy duty pvc/xlpe, cu/al cables. can somebody provide me? if yes, plz send me at ashish_patel111@yahoo.com

2095


what is mean by restructuring power system?

2158


Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault

2220