Interested to Buy Any Domain ? << Click Here >> for more details...
Between Star-Delta & Star-Star Power transformer which one
is efficent for Earth Fault?
- 10 Answers
- 16845 Views
- I also Faced
- E-Mail Answers
Answer Posted / daher
star/star because in the case of line to earth faults the
zero curret IO in delta connection transformer has no path
to leave the close loop of three phases transformer
| Is This Answer Correct ? | 17 Yes | 8 No |
Post New Answer View All Answers
what are the protecyion of transformer & generators
A Question Like A Wire Is Wound Whose Resistance Is Some 132. 44647 Ohms. If A Voltage Of 30 mv, 296 Ma Current Is Applied To It What Is The Resistance.
i have install 750 kva distribution transformer at my site and want to do neutral earthing. what calculations should i follow to determine earthing conductor material and size?
what is negative d.c. voltage, why this voltage is used in base transciever station.
How to choose size of the cable w.r.to current carrying capacity ...
How to design the earth grid for lightning protection in an industry
How delta connection in the primary of distribution transformer reduces harmonics?how delta connections reduces harmonics?Please answer me...Hope that question is correct.
What is float cum boost charging system?
hi plz send me reliance placement papers..i.e electrical technical papers that have been asked in reliance test.
what is the cause of voltage dipp or swell in the transmission lines?
why the field winding in dc motor is not short circuited eventhough dc supply is applied across the winding
1.how many earth pits are required for 1000 k.w plant include substion , transformer ? 2. how many earth pits are required for 500kva generator.what is formula to calcute?
What is meant by sag?
Why we use circular(Stepped) cross section in transformer core?
What is slope...? Explain slope 1 and slope 2...?
