why is the vector group analysis done in transformer tests
- 28 Answers
- 66846 Views
- K K Rao, Lloyds, Nicco Engineering Services Limited, Qatar Petroleums, I also Faced
- E-Mail Answers
Answer Posted / raju.t
1. To check the phase angle displacement between two
windings of a manufactured trafo.
2. To check the correctness of vector group mentioned in
the name plate of trafo and actual connection.
| Is This Answer Correct ? | 12 Yes | 1 No |
Post New Answer View All Answers
i had aplied Hindustan Petroleum corporation limited for the post of maintenance technician -Electrical,i want model questions,if anybody have please send it or please advice?
while doing high potential for 11KV 3 core cable how much leakage current will obtain?, what will be acceptance value?
sir i have cleared the apti test of EIL held on 15th march and my interview will be in new delhi on 2nd june.i will be very much helpful if u help me regarding the type of interview questions comes at EIL.(URGENT.........PLZZZZZZZZZZ...............)
hi frnds can any one help me ? plz send me placement paper of IOCL of Electrical streem .... plz send ....its urgent....
I'm looking for a mnaual set for a Teradyne J750. Softcopy would be preferred but I'll take what I can get.
WHat is the requirement of installing FAST ACTING EARTH SWITCH in GIS and how is that integrated with protection system. How and when does it operate?
-How do you select cable size for a given load at a given distance from source of supply. How do you find voltage drop.
How earthing/grounding done in aeroplanes and ships.
Does the motor power displayed on the Motor name plate is the mechnical power motor delivers or it is consumed power from the system?
Plz tell me how we can find that particular company has vacancy or not
Explain the experiment on ward leonard method of a speed control on a dc shunt motor with an suitable circuit diagram.
if the armature current in a dc generator is ac ( sinusoidal ) why doesnt the sjhape af armature mmf a sinusoidal (ni) ? armature mmf in case of a dc machine is triangular.
what is difference between 9kv 5ka surge arrester and 9kv 10ka surge arrester.
mccb service sittings be done?
Define load factor?
