what is meant by transformer differential protection ?
Answer Posted / m.w.
Differential protection compares de primary currents with secondary currents (which must keep the same ratio) in order to detect a "differential" current between them caused for an inner fault.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
what are the application of over current relay?
what are the range of memory address in plc for L&T lx7 4A
various transmission tower like .,D tower ,K.C.O tower ,C.C.O tower,K.C.R tower ,C.C.R tower ,H.C.O tower in different tons.
can u describe the method used for protection of transmission line.
If short circuit ratio is high is it bad or good for a machine then tell the reason...
WE ARE PLACE A NEW 75 KW MOTOR FOR JPF.IT IS CONNECTED IN M.C.C. WHEN WE ARE STARTING M.C.C.INCOMER IS TRIPPED.THEN WE ARE CONNECTED IN P.C.C WITH A MM30 RELAY PROTECTION THEN WE ARE STARTED MOTOR WILL RUN SMOOTHLY.
What are the effects of electrical faults?
In radial network the source is fed from 1 end both ends at central
What is the maximum No. of out going mccbs permitted from an LV distribution paqnel? What is the ampere relation between incomer and out going switch gears/mccbs?
Hello Guys !! i want to rrb section engineer electrical(signal) previous model papers? any body help me?
State and define norton’s theorem?
Why temperature rise is conducted in bus bars and isolators?
i need list of swg(standard wire guage) or area of conductor v/s current carrying capacity of conductor copper & alluminium...
why high speed tripping relay is used in protection circuit why not normal relay
Whether it is possible to measure energy at the input of rectifier transformer (12 pulse with very high odd harmonics)