SPDS Flashcards
Where can SPDS be monitored from?
Unit 1 and Unit 2 control rooms, TSC, EOF
What indications are displayed on ATOG?
AVG 5 highest CETs
RB Pressure and Temp
Steam Pressure
MSSV Open
LOSCM
What indications are displayed on PSHT screen?
CETs
Hot and Cold leg temps
OTSG Tsat
OTSG Level
Tube - shell delta T
FW Flow
What indications are displayed on SGTR?
Tave
Tube shell delta T
Cond Off Gas
N-16 radiation
What indications are displayed on RCSI?
PZR level
RCS pressure
Ave temp
RB Sump Level
LD Flow
MU tank level
What indications are displayed on RHO?
Hot leg temp
Rod index
Source Range
Int Range
What indications are displayed on RB?
RB radiation
H2 concentration
RB temp
RB pressure
RB Flood Level
How many SPDS trains are there and which unit is normally aligned to each?
2 trains (A & B)
Unit 1 normally aligned to A, Unit 2 to B
What is the power supply for 2VUC-30 SPDS AC unit?
Normal -> 2B-53
Emergency -> B-56 thru manual xfer switch
What is the power supply for SPDS?
2Y-26 from 2B-53 (Primary) or 2B-54 (alternate) or DC emergency (2D03)
What condition(s) would require SPDS be declared inoperable?
Unable to restart either train after failure of both > than 1 hour.
Unable to transmit data to TSC or EOF (considered degraded)