What core magnetic balance test of transformer?
How to do this test in a three phase Star delta (star-LV,
Delta-HV) transformer?
How to measure and where to measure?
thanks and regards
Austin
Answer Posted / johny
I MEASURED 100KVA TRANSFORMER DELTA/STAR AND I APLYED VOLTAGE
RY 390 YB-321+ BR-72.8
YB 390 RY-221+BR-168.3 ( THIS VOLTAGE FROM DG)
BR 390 RY-77.6+YB314.6
IS IT CORRECT? PLS GIVE ME REPLY
| Is This Answer Correct ? | 8 Yes | 2 No |
Post New Answer View All Answers
use of choke in APFC panels
at what basis/standard we have to arrive the current density of aluminium/ copper in busbar?
how to determine the inrush current of a transformer
How to do maintenance of transformer feeder.
HOW TO CALCULATE THE REGULATION OF 100 AND 25 KVA TRANSFORMER
Sir, I have applied for the of Assistant.engineer of NPDCL. please send me all AP TRANSCO AND JENCO solved papers of previous exams . I requested send me the papers to my id as soon as possible (rajanikanth_peddi@yahoo.co.in) (This is very urgent) Thank You,
What are the functions of different probes used in cro?
Is there any Institution for giving M-tech in Electrical engineering for those who r in service? Give the details please.
XYZ
I am abt to give IOCL intrv.Plz sir guide me for IOCL intrvw (Electrical).Which subject to be consider. questions are generally asked from which subject.Plz help me out.
should %impedance be high or low in a power transformer? if so why?
what is the diff. between x'mer , isolation x'mer & ultra-isolation x'mer ?????????????
What magnetic circuit is formed in berry-type constructions and why?
In Electrical 'Single Line Diagram' cable nomenclature shows "2 X 1C X 630sq.mm to be provided for one incomer. The question is how many cable to be proved for one Incomer.
What is the criteria for selecting the voltage classes of an AC Induction Motor.The KW rating above/below which ht/lt selection is made may be provided in details.