Answer Posted / ilononurb
we can take the break down voltage of transformer oil by
using oil tester. Take oil sample of tr oil and put in to
the testing oil pot with the spere electrode of 2.5mm gap.
Applied gradually the voltage till the oil losses its
dielectric stenght. breakdown voltage will display to the
oiltester meter. As per IEC 156 Standards it should be
40kv.eff.
| Is This Answer Correct ? | 78 Yes | 8 No |
Post New Answer View All Answers
Difference between megger test equipment and contact resistance meter test instruments?
Is it possible to measure the voltage of a battery from a single terminal?
Define early construction of human being
What is the reason for using a GE G101 MCB in place of an EP102 MCB if both are capable of AC circuit protection?
Difference between control junction box (cjb) and power junction box(pjb)?
what is the cause of voltage dipp or swell in the transmission lines?
what is the calculation formula for motor starting torque,running torque, running torque.
physical identification of HT & LT panel
CPC cable .PVC \1C....I want to get sure that type is flexible indoor or to be install on trench. please advice .thanx :)
What is the height of DA, DAL, DB, DC & DDE tower?
HOW TO SELECT THE COPPER CABLE SIZES OF MOTORS,TRANSFORMERS?
what is kondo syatem in eletrical traction
what is the relative size of single and three phase?
standard earthing rating for power line..
what purpose to use excaiter in DG.?
