1.why motor rating in kw instead of KVA?
2.why alternators rating in KVA instead of KW?.
3.why transformer rating in KVA instead of KW?.

Answer Posted / brd ganesh

All ac sources are rated in kva where alternator
&transformer and all ac loads are rated in kw
where motor

Is This Answer Correct ?    0 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how to failure indution motor insulation & how to improve heat in motor insulation

1423


best manufacturer for busbar for outdoor switchyard having double bus bar scheme, can any one share technical specification of busbar. 132kv voltage ?

1252


how works inductive &capacitive sensors?

1542


what is draiv work

1449


what is the safe meggar values for motor, transformer HT, LT and Cables? IF we want to replace I/C bay at our 220 kv substation which is of 140 mw load capacity bay to be replaced by 400 mw capacity bay.other than CT(1200/1) what are the other equipment i have to replace. why we generally use 3.5 core cable or in other word 1/2 core for neutral and also confirm me that in balance conditiob(3 phase)current in neutral will zero

1811






We have two APFC panels in same station. I need how to connect CT in two APFC panels.can we take one CT in series connection or two separate CTs.

985


diameter of cable and core is doubled then the value of capacitance is

3702


how power is generated,and transmitted to our home..pls explain briefly in simple words.

1786


What are the factor to be consider for CT selection in 132kV substation?

1620


In a carnot engine with an efficiency of 40%, the heat rejected to the sink at 27 C is 60 kJ, then the heat supplied in kJ to the engine by the sources is

677


How will calculate losses in an multi core Aluminium LT cable of different sizes & upto what length we can use a LT Cable ?

1679


what is meant by class 1 E in electrical power supply?

1578


Explain the term parallel path in dc machin ?

1764


Explain how you intend to work under pressure to meet up with deadline target?

1934


wheather the size of windings in motor and generator are the same

1511