Answer / biswajit sahoo

can you install RTCC pannel in transformer pannel .You can
reduce voltage by reducing tap changing

Answer / brdganesh

We can supply 250 v to the domestic (+ or - 10% )

Answer / vaseekaran

We have to reduce the incoming line voltage from 433 to 400v to get 230 ac in the domestic line.

Answer / govardhan reddy

we use individual phase for 230v but 250 R.Y.B R=230V Y= 230V.B230V BUT TOTAL 690V BUT ONLY VOLTAGE 230V
INPUT VOLTAGE 440V TRANSFORMER OUT PUT VOLTAGE 230V

Answer / farhan shaikh

we use individual phase for 230v AC for eg R or Y or B Phase

what do you mean by puncturing of insulator by ice -coating?

2 Answers  

how much GROUND & NEUTRAL VOLT maintain in data center.

0 Answers  

Which of the following plant has less plant factor ? -Nuclear -Hydro -Diesel -Pumped storage

1 Answers  

WHY WE GENERATE 3 PHASE POWER ONLY AND NOT 4 OR 5 OR 6 PHASE??? PLS REPLY.

7 Answers  



0 Answers   Maples,

what happen if i connect DYn11 and DYn1 vector group transformer in parrallel?other things are same like votage ration,x/r ratiob etc...

4 Answers  

in trains i have seen the terminal which is connected at the top of the train is positive .where is negative ? track? i dont think so

9 Answers  

How relay works, reverse relay, master relay, os relay, earth fault relay and what is its setting point

0 Answers   cpgn,

why dc is not given to transformer

4 Answers  

why insulators are colured in brown only?

3 Answers   Transco,

in pf lagging means current decrease by increasing voltage is correct or not ? reason ?

3 Answers  

In explosive and polluted environments which type of motors do we use?

3 Answers   NTPC,