Answer Posted / k.prakashchandra
The relay measures rate of drop in frequency ,which is due sudden increase in load or decrease in generating capacity . When df/dt exceeds the set value ,the relay closes the trip circuit.
Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
Explain the different regions in frequency response?
can we find the inductance of a induction motor?
hai now i am working as a electrical design engineer in construction field can i get a job in oil and gass field or power plant project as a electrical design engineer?
what is the safety of voltage power transformer(2250KVA0
What is the complete procedure of erection of electrical panel in industry
how electical engineer is related to apsrtc (general) post? if they ask a question in interview as why did u choose this job what shd be answer
what is mean by NPS (Negative phase sequence)fault? what is the difference between EFR & OCR faults?
How to calculate size of HT breaker with the help of Amp (current)? Please provide answers with examples.
we have 15 ampere variyac but we want 30 ampere variyac what we do
Both generator parallel condition shared load equally but one genrator taking ampere more than the other what are all the causes to make like this
Explain about c.t?
sir i have a car stereo system and there is jack on him so can u tell me a way to find out their power terminals on the jack or on the circuit board"
what is the need of starter in tube light and what type of starter is used in that?
How to select HT/MV cable size ?
In Power cable specification what is U0/U and Um.