During a LOCA accident, how is the containment drains sump prevented from pumping to the high or low level waste drain header?
3DAS*CTV24(25) containment drains containment isolation valves, close on CIA signal
Describe the flow path for water collected in the residual heat removal cubicle.
3DAS-P3A(B) to the ESF sump, then 3DAS-P11 through 3DAS-V37 to the high level waste header
Which of the following could possibly be a cause for an abnormal level increase in the CCP sump?
3DAS-RE50, turbine building floor drain sump rad monitor, has detected a high rad condition
Which aerated drains sump capacity was designed to hold 32 hours of in leakage flowing a LOCA?
ESF building porous concrete groundwater sump
What will auto stop the PDTT pump?
low level in the PDTT
Which sump discharge is re-directed on high rad levels when its rad monitor exceeds the HI RAD set point?
turbine building floor drains sump
What will cause the turbine building floor drain sump to pump to the CCS drain sump?
turbine building sump rad monitor (RE50) HI RAD
