What is the purpose of taking Capacitance and Tan Delta
Test in Transformer bushing?
Answer Posted / greg
tan delta gives the ratio of resistive current to capacitive
current.therefore it shows the amount of resistive current
flowing through the insulation,in other words it denoted the
dielectric strength of bushing.
Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
what is the use of vcb & isolator in substation?
What the formula for calculating no.of earthings & size of earth strip for 100mX90m shop.
what is the difference between b c d curves on mcb
How to reduce the static electricity producing in solvent room? By P.D.Patil BioCon
I have a reading off 1.5ohms at my mem my main c/b is rated at 40/6 amps in a domestic house and i was told to change it to a b curve c/b is this ok
Define corner frequency?
A 3 phase transformer's (Y-Y) Y and B phase is (Y and B connection not broken) broken from neutral and R and Nutral connection is ok, what will be the relay tripping and why
What happens to voltage when current through the inductor is constant?
Difference of induction motor & servo motor ??
use of choke in APFC panels
is it possible for different brand of H.V transformers to run or operate in parallel to each other? if so how much disturbance can this affact the H.V bus bar?
Power factor =1.000 at factory in supply. However, PF = 0.8 at motor end. Current = 100 Amp, Voltage = 400 V. What is the power distribution loss? Can I reduce it by adding capacitor at the load feeder?
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.
please write motor, transformer, Generator setting, fault level calculation of Tr.etc
1.what is the difference between ct and cvt? 2.what is the difference between pt and cvt? 3.what is the difference between relays and circuit breakers?