How to take vector group test of a transformer?
Suppose we dont know the vector group of transformer, how to
check its vector group through test? I have 3 transformer
DYn11 & DYno& Ynd11, how to confirm its vector group?



How to take vector group test of a transformer? Suppose we dont know the vector group of transforme..

Answer / l.haridoss

DYn11 stands for star delta neutral @ 11o clock posiion
This can be explained by using vector diagram. at fouth
quadrant there is 30 degree angle inclination b/w LV & HV

Is This Answer Correct ?    4 Yes 3 No

Post New Answer

More Electrical Engineering Interview Questions

explain all the classes with example

0 Answers  


what is the use of current transformer in power transformer secondary side.?its connectyed in WTI

0 Answers  


how to calculate transformer load?

0 Answers   Lanco,


why protection meter is always connect to star

1 Answers  


why transformer not work in dc

16 Answers  






Why synchronous motor runs at a fixed speed? what is the name of that fixed speed?

4 Answers  


how capacitor buield up the voltage

3 Answers  


what is thyristor, how is it works

1 Answers  


how to calculate earth resistat in earthpit with earth testing kit?

2 Answers  


What is the tolerence limit between neutral and earth in 230 V AC System?

7 Answers   NTPC,


if u give d.c. supply to transformer primary then what happen.&why??????????????

4 Answers   DCS, DRDO, HCL,


with 3 phase board on a 63 amp rcd is it ok to have 6 electrical showers 2 on each phase and what problems could happen

0 Answers  


Categories
  • Civil Engineering Interview Questions Civil Engineering (5085)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4451)
  • Electrical Engineering Interview Questions Electrical Engineering (16632)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1095)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)