E-1.3 (cold leg recirc)

Question 1

E-1.3/ 1.4

When throttling RHR flow in recirc modes what conditions must you maintain?

Answer 1

• RVLIS full range > 60%
• CET stable or lowering
• F_rhr > 400 gpm, each train

Question 2

E-1.3 / 1.4

What are the conditions that will kick you to ECA-1.3 (sump blockage)?

Answer 2

• ECCS amps NOT normal
• ECCS flow NOT normal

Question 3

E-1.3

When making up to the RWST what are your possible sources of water, and what is prefered?

Answer 3

• SFP (preffered)
• blender, normal makeup system