To prevent the mal operation of a differentially connected
relay while energizing a transformer, the relay restraining
coil is baised with
(a)second harmonic current
(b)fifth harmonic current
(c)third harmonic current
(d)seventh harmonic current
- 2 Answers
- 6894 Views
- I also Faced
- E-Mail Answers
Answer Posted / k.prakashchandra
b) fifth harmonic
| Is This Answer Correct ? | 4 Yes | 2 No |
Post New Answer View All Answers
please describe the Transformer setting, Motor setting, I/C setting, Tie setting
Draw a 230kv two-bus bar system showing the following. 1.Two generators (150MW) each connected through one 15.75/230KV transformers 2. 1 outgoing lines 3. Two 230/130 KV transformers 4. BUS PT's 5. CT
what is smartµ grid technology?under coal gassification?
why sometime we get electrical shock while touching the ballon of dish tv connection ? which we should not get.
TYPE'S OF BREKAR ,WHAT IS TRANSFORMAR & SAFTY. STARTER DOL & STAR DELTA STARTER.
in control panel, how can i measuring the distance between one bus bar to another bus bar. then now only for bus bar. in mpcb and contactor also. that means one mpcb to another mpcb how much distance? how can i calculate that.
we are small scale industry in production of rice & rice bran. Pls let me know how to take contract demand for our industry.. (for information we have total 600.hp)
what type of motor used to move a 1 ton gate? and relate ratings with load.
In ht capacitor ckt we are using LBS Panel it having isolator with fuse, one of HT fuse flash over, so what is reason behind this event.
Factory acceptance test. FAT. For 132 kv transmisstion towers what is that meaning and what are the tests commonly companies perform now days.
checking procedure of capacitor based motors.used in fans etc?
What are the different types of LT Cables?
What is mean by STUB protection?
I want to do a mini project. Now I'm studying in 6th semis tor EEE Engineering.
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?
