Circuit breaker & its operation

Q.  Circuit breakers usually operate under
- Published on 18 Nov 15

a. Steady short circuit current
b. Sub transient state of short circuit current
c. Transient state of short circuit current
d. None of these

ANSWER: Sub transient state of short circuit current
 

    Discussion

  • RAKSHITHA M R   -Posted on 23 Dec 18
    Please change the answer of circuit breakers operate under
    Transient state of short circuit current is the correct answer
  • Souvick   -Posted on 13 Jun 18
    Ans C is correct
  • pratik    -Posted on 12 Jan 17
    c.b. is operating at transient period.. relay is operating at sub transient period
  • Nadeem   -Posted on 31 Dec 16
    Circuit breaker operates in transient state. Hence option (C) is the correct one.

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