while doing the excitation current test on power
transformer what is the value of voltage to be applied?
Nomonal rated voltage or 10% of rated voltage? Is it
necessary to apply on high voltage side?
Answer Posted / guna
we have to apply three phase voltage only..bcoz,for
transformer rated voltage is 220kv not 230v.we can check in
l.v side also.
Is This Answer Correct ? | 5 Yes | 1 No |
Post New Answer View All Answers
what is the usage of microcontroller in the panel board?
how we can decide that what value of ht line will come to any commercial building? (ans except According to the building load)
Pls mail me utility & Dg related question with answer
Anybody know how schematic diagram for reverse power relay? RPR for generator protection
What Maximam Gap Taibaar & Bush
What is error of a measurement?
how to test the turn ratio of 3 phase transformer using volt meter shoe the curcit diagram.
i am completed in B.E(Electrical and Electronics Engineering) with 8 months experience in Quality Control Engineer at Bharathi Industries,Coimbatore.
what is the difference b/w absolute encoder and incremental encoder?
How can we convert 11 kv to 440 volt without using transformer ?
Why the unit sizes of hydro generating machines are not standardized as in case of thermal powerplants?
Any one who apply for Ferro Scrap Nigam Limited cn join with me at rajuhalder@indiatimes.com or 09669717028
What is the effect of interchanging core(made of steel) and winding(made of copper) material in case of transformer? Give proper explanation in regard to different losses in transformer.
What is the meaning of loop in transformer
Explain the different regions in frequency response?