Between Star-Delta & Star-Star Power transformer which one
is efficent for Earth Fault?

Answer Posted / nidhi

star delta .
because in star star connection solidal grounding should be
provided to ground third harmonics. in star delta whenever
afault will occur then it will circulate only in this delta
not go to the output

Is This Answer Correct ?    12 Yes 5 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the general power consumption rating of CPU CRT type and Flat type, Monitor,Printer, projector, Scanner?

1373


What is kirchoff ’s current law (kcl)?

625


In siemens S7-300 PLC, what is function and function block ? What is the difference between them ? When to use function and when to use function block ?

1639


what is transient stability analysis means?

1661


For a spring controlled governer the relation F = ar+b (F is the controlling force, r is the radius of rotation a and b are constants), indicates that the governer is

715






what is mean by drives?

1489


What are test signals and their significance?

626


how to ctrl motor by use of ac or dc drive.plz explain evdintly

1473


please send 5yearje solved papers on my email himmatsinghnathawat@gmail.com

1465


can we install HT panel & LT panel side by side or how much clearance is required ?

1081


How the capacitance og capacitor volatage transformer is decided?

1513


what is the difference between fault current ant short circuit current?

2250


What is polar plot?

704


Haw to check conductivity of budbar

1335


after how many spot we must chang secondry cable in portable spot welding gun?

1458