PLCS Flashcards
1
Q
Unit 1 is operating at 5% power during a plant startup. The Pressurizer Level master Controller is in REMOTE and AUTO. The Pressurizer Level Control selector switch is in “X”. RRS is aligned to monitor average Tave. A Tc instrument (RCN-TT-111Y) fails HIGH. Which one of the following describes the expected plant response?
A. The standby charging pump starts.
B. This failure will have no impact.
C. Letdown flow will begin to decrease.
D. The normally running charging pump stops.
A
Answer: C
