How does a VOLTAGE OPERATED DIFFERENTIAL RELAY work??
Answer Posted / akhilesh
suppose pri side of pt(3 no's) is connected to any 3 phase
winding n sec of pt is open delta or connected to relay. in
balance cond Vr+Vy+Vb=0 n under unbalance cond not equal to
zero.so that some current fkow through sec of pt n relay
operates
that is ans
| Is This Answer Correct ? | 3 Yes | 6 No |
Post New Answer View All Answers
Rules and standards of electrical control wiring ?
what is earth fault relay 64T, why it is used in main Incomer and neutral CT of Transformer.
What is ST and specify its range of voltage.
1.what is the funtion of chiller primary & scondary pumps. 2.what is the use of distribution lines & Types. 3.what is the use the thermal power stations & how much capacity.
hi frnz,can somebody give me any project work? i am a 2nd year student & interested in practical works...plz give me some projects
why genarator genarating voltage 11 KV?
Can you explain about pole discrepancy scheme
What is the resonant peak?
How to convert 2 phase to 3 phase electricpower in induction moter?
In all analog voltmeters or ammeter showing some small size symbols. as well as a star and in star 2no. digit, resister symbol,and other. what is that's meaning ?
what happens if dc supply is given and the remedies for it.
What are the parameters of water ( Water quality )to be monitored in Centralised HVAC ( water cooler chillers )
what is mean by dry frequency
What is signal flow graph?
How we select the vector group of 3phase power transformer?