Interested to Buy Any Domain ? << Click Here >> for more details...
why earthing is not required on transformer prymary winding
side ???
- 13 Answers
- 27903 Views
- Genpact, I also Faced
- E-Mail Answers
Answer Posted / shahzad
In case of DELTA/Star Power transformer, the secondry is
solidly earthed because the zero sequance current ciculate
in delta and in star side if ther is no neutral earthed the
protective relay will give false tripping so it is neutral
of secondry is earthed
| Is This Answer Correct ? | 3 Yes | 0 No |
Post New Answer View All Answers
why current flow to the opposite direction of flow of electrons???????????
Why does the rotor rotate?
What are the raitings of Mcb,mccb and Acb in detail ??
Why do we need interlocking in a HT metering or Ring main unit switchgear?
explain types of electric welding and its applications
In a large office how do we calculate required number of light fittings, assuming fittings are 4x18W or 2x36W fluorescent fitting ?
Why the output of OP-AMP is always less than Vcc?
If any cable burnt how can we identify it burnt by high current of high voltage?
working principle of AC Servo Motor with its construction
why zero sequence impedance measurement is not applicable for single phase GT
At what factor resistance r of a conductor depends?
What is corkscrew rule?
what is the minimum pay scale for electrical engineer (building construction)in kuwait? plz revert back with yrs of experience & pay scale respectively.
why should the lowest unit of a testing transformer ( cascaded transformer ) have higher power rating??
define superposition theorem thevnin theorem ,norton theorom?
