AOIT '24 April Flashcards
Robust Barrier
Physical barrier that can prevent access to a protected component, room, or area that requires human action to move in order to gain access to the protected component, room, or area
Posted Protected Equipment
Equipment or components, normally in the protected train or pathway, that has been provided a physical barrier to control entry or prevent inadvertent manipulation
New EH skid Power Supply
PP-70 via MCC-4 (electrostatic filter)
PP-38 via MCC-4 (aux filter skid power)
New EH skid Trips
Pressure transducer failure
90pisg ICB vessel
D/P >50 in mechanical vessel
Motor overload (can be reset by button)
Leak detection relay closes
Can both EH skids be in service at the same time?
No, only one or the other
EDG speed setting calculation
Speed setting indicator + speed setting
FWH’s heat FW how much?
~50 degrees per FWH
FWHs raises FW from what temp to what temp?
~99 to 435 degrees
Safety Injection Valves that receive a signal during a SI?
SI-867 A/B BIT Inlets
SI-870 A/B BIT outlets
SI-841 A/B BIT Recirc
SI-865 A/B/C Accumulator Outlets
RHR-744 A/B RHR cold leg injection
H2 and N2 PCV valves to VCT?
PCV-118 for H2 and PCV-119 for N2
N2 flow path to accumulators?
PCV-937 (>630)
RWST level for swap? and considered empty?
27%
9%
How much water has to be in the Containment sump for recirc to be in place?
1.5 feet
SI modes
RWST level band and Boron Concentration?
ITS 1950-2400ppm
Admin 2000-2350ppm
Level 27% to 92.5% (hi and lo alarms)
