Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / sagar suryawanshi
ONAN stands for oil natural air natural it is a cooling system used for transformer below 30 mva.Hydrocarban minaral oil is used for cooling purpose.
ONAN
ONAF
OFAN
OFAF This 4 colling systems is used .
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
What do you mean by a voltage transformer?
how to introduce yourself
how the testing of protection CT Testing done through Primary injection kit please describe in detail procedure...
What will happen if the d.c. Machine is operated below rated speed?
What is the resistance of the field winding of a d.c. Shunt generator kept low?
oil cooled transformer
how we can calculate power factor in single phase & three phase ?thank u
How To increase Knowledge Of boliler regarding To Only Electrical Field..
temp of cast resin 1500kva tx formerwent up to 138.c but came down very fast to about 100.c within 20 mins when load was reduced from 70% to 60%
Give some differences between open loop and closed loop?
How to calculate the electrical load for a standard telecom BTS shelter and choose the DG set capacity for the same load?
In a power conditoining unit (inverter) of a solar plant when we measure the d.c. current fed by different strings of solar plates to inverter, the current in the negative wire is less almost by 1 ampere to the current in its positive wire say current in positive wire 5 A , then current in negative wire of the same string is 4 A. Since the current entering should be equal to current leaving then why the current is noticably less in negative wire.
How RTCC panel is working and give single line diagram for RTCC with transformer?
I NEED RRB APTITUDE QUESTIONS AND MODEL PAPER,PLEASE SEND MY E-MAIL joo28_eee@yahoo.co.in
we have an energy meter in a capacitor bank panel, So should we consider it's readings as energy consumption on daily basis. (when capacitor bank doesn't have any energy losses)
