FOR WHICH FAULTS OR CONDITIONS DOES A TRANSFORMER
DIFFERENTIAL PROTECTION DOES NOT OPERATE???
- 10 Answers
- 11338 Views
- I also Faced
- E-Mail Answers
Answer Posted / thiru
transformer differential protection does not operate when
there is out zone fault.because that time two sides of CT's
sense same current. there is no difference of current.so
the relay does not operate.
| Is This Answer Correct ? | 4 Yes | 0 No |
Post New Answer View All Answers
What will be the effect of circulating current in HT xlpe cable when both the armour ends are grounded. Will the termination fils after some time in case of 33 kv supply.
Generator,motor and alternator Working principal Please explain easily
What is resolver and glass scale in CNC how they work?
Why can't we take NO LOAD TRIAL of motors having V1 mounting??
Will any motor burn if voltage provided is lesser than the rated voltage???? If yes, then how is speed control possible with voltage control
Write the analogous electrical elements in force voltage analogy for the elements of mechanical translational system.
What is the problem of internal failure in ship engine telegraph system norcontrol?
what is buffer resistance starter.?.What is the working principle and where it is used..?
how we design a pannel to start 10HP motor with the help of star delta starter?
What is Harmonics how it is produced and what is the method to control the same
What are the different methodes for calculating the short circuit Current?
What is the general system requirement of alternator?
What it the purpose of parallel phasing transfomers??
how to select overload-relay for perticular motor 1.for D.O.L. starter 2. for Star-delta starter ????
While testing LA mast,What are the parameter limits ?
