if we convert watt into kva,which one formula use by us,pls
tell me?
Answer Posted / khaleel
cos*=KW/kva (from power triangle)
so kva=kw/cos*
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
oil cooled transformer
How much pf maintan in dg set in 6o% load,when Dg runnig Neutaal Earthing removed what happen.
What are the reasons for the parallel operation of transformers?
how can get electrical "c" licence.i am complited in DEEE.PASSING YEAR OF 1993.WORKING IN PVT COCERN LT LINE.PLEASE ADVISE ME .CELL NO 9994786021
1600kva capacity Transformers how the bucholz relay,Oil temperature,winding,surge relay relays setting are to be done
1. What is differential relay? How it operates? 2.How to calculate the Short Circuit Impedance in Transformer? 3.What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works? 4. While testing the 33KV Busbar by using Hipot kit, what should be the test voltage we have to apply? 5. What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer? 6. Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example? 7. Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient? 8. What should be the minimum and maximum ohmic value for earthing? 9. Why DC Currents are not used in transformer? 10. What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?
how you configure motorvision relay (L&T make)from DCS
I AM FROM ELECTRICAL ENGINEERING ? I AM ASPIRING FOR "BHEL".HOW I HAVE TO PREPARE .ON WHICH TOPICS TO BE CONCENTRATE MORE.PLEASE GIVE FULL DETAILS OF WRITTEN EXAM.
how we will deside the high voltage value
How the frame size of a flange mounted AC induction motor is calculated?
why the electrolyte level in lead acid battery is maintained 2.5 cms above electrodes?
define the non synchoronism of synchoronous machine in general g or m??
Why delta star trformers are used for lighting loads?
in parallel operation of power transformer why the distance between power transformer and capacitor bank feeder is necessary to know
hi friends if you have any 400KV Substation Erection and installations Drgs please send to me.My email id:kandi.suresh441@gmail.com