what is buchholz relay?what is it used for?
Answer Posted / engr. sumair mir
Buchholz relay is located b/w conservator and the main tank
to remove all types of internal faults in oil immersed t/f
only...internal faults may b bubbles formation in
oil,heating winding.relay will activate during these faults
and disconnect the t/f from the main circuit...
| Is This Answer Correct ? | 9 Yes | 3 No |
Post New Answer View All Answers
HOW THE OLTC TRANSFORMER SAVE ENERGY IN COMPARISON TO OFF LINE TRANSFORMER AND IS IT ECONOMICAL TO REPLACE THE OFF LINE TRANSFORMER TO OLTC TRANSFORMER
how is positive, negative, zero sequence is happen.. how is effect on 3 phase system
can anybody send the rrb chennai &rrb bopal question papers of 2006&2007.My exam is on 12 oct 2008.Its urgent
What is resistance of 50meters, 16sq.mm, single core copper cable?
2. A current i=(10+10 sin t)amperes is passed through MI type ammeter. its reading will be.........
How to test the vector group of a Yd11 transformer? what are the relations to be checked between various vectors to confirm this vector group?
sir am giving jspl exam on 19th oct . i belong to eee, so plz send previous question papers ..........to dis id abhilash203@gmail.com
Dyn1 transformer vector group testing how to do
How can we calculate strength of copper hich is supplying electric power to heater and in it hold the heater also and what r all types of forces which is acting on it...
DG SET BLOCK DIGRAM
any earth foult trip the relay but in welding time not trip by earth foult
Pls mail me utility & Dg related question with answer
what is acceptance test in electrical engineering.
I WANT TO know WHICH WAY IS BETTER FOR CONNECTION BETWEEN POWER TRANSFORMER AND MAIN DISTRIBUTION PANEL. 1-IS BETTER WE USE CABLE? 2-IS BETTER WE USE BUS DUCT? my transformer rate power is 2500KVA
What do you mean by a current transformer?