AP-32 (eccs trn isolation) Flashcards
1
Q
AP-32
What indications would lead to ECCS train separation procedure to be implimented?
A
- RHR sump pump running
- hi RHR sump lvl alarm
- RM-13, 14, 87 alarm/ elevated
2
Q
AP-32
What makes up ECCS train 1?
train 2?
Why are the components split like this?
A
1 - RHR pmp 1, CCP 2, 3
2 - RHR pmp 2, both SIP’s
floor drains and ventilation link the trains together
1 - floor drains CCP’s flow to RHR pump room 1, ventilation flows thru CCP -> RHR pmp room -> RHR hx 1 room past RM 13 and plant vent (similar flow for train 2)
3
Q
AP-32
What is the TCOA asociated with eccs train isolation?
A
- isolated 50 gpm leak
- w/in 30 min
- from RHR seals
