Why the Potential transformer Primary in connected to Earth?

Answer Posted / vinod

in EHV single phase PT are using, primary one end need to
earth for taking stable 3 phase secondary from three single
phase PT

Is This Answer Correct ?    0 Yes 3 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the difference between grid and off- grid system??

1476


How many points does a Circuit can have?

1445


how we explain parallel paths armature winding?

1450


What is boucholz relay and the significance of it in to the trformer?

654


Please, if 1kw is equal to 1.25kva; how then do I know how many kva in 7.5kw?

1026






How will polarity test of Dy5 Transformer ?

1777


how to carried out DAR test in 11 KV Alternator ?

1837


defination of transistor controlled series capacitor

2198


Hi, Next week Iam appearing RRB exam for section engineer. So help me to get modal question papers for this position. Iam very thankful to you. Whether question will be fully techanical format or general form. Please give me a details regarding this exam.

1458


What is the resonant peak?

639


what is doid

2292


Would you recommend to replace all oil filled cables with xlpe cable for hv transmission with the current technolgy for xlpe cable?

1059


Is better to supply the voltage for static exciter from the auxiliary power source or from the SG terminals? And why?

1486


What is the formuala to calculate the rating of motor protection circuit breaker

1715


What should be the magnetic balance test values for a 3 phase delta/star connected single primary dual secondary winding transformer (90 MVA / 2 X 45 MVA TRANSFORMER)

1407