Drawbacks of SF6 circuit breakers
Q. What is the major drawback of using SF6 circuit breakers?- Published on 17 Nov 15
a. Sealing problems of the gas.
b. Ingress of moisture in the gas system – dangerous.
c. Deterioration of SF6 gas with time.
d. Both (a) and (b)
e. None of these
ANSWER: Both (a) and (b)