B2102 - RPV Pressure instrumentation

Question 1

What does RPS do? at what pressure?

Answer 1

Scram @ 1064.7 psig

Question 2

What are the narrow range setpoints?

Answer 2

1. 1095 psig high pressure alarm
2. < 7.4 delta T Rx sat, and
   recirc suction ——— downshift recirc pump

Question 3

What are the wide range setpoints?

Answer 3

1126 psig recirc pumps trip

Question 4

What is the safety pressure limit?

Answer 4

1325 psig at dome, to prevent 1375 psig at bottom

Question 5

What is the tech spec pressure limit?

Answer 5

1045 psig

Question 6

What is the LO LO set logic?

Answer 6

Relief LO LO Reset
51D 1103 1033 926
51B 1113 1073 936
41D 1113 1113 946
41G 1113 1113 946
51A 1113 1113 946
51F 1113 1113 946

** Dad Burn Durn Green Apple Farts **

Question 7

When is wide range automatically selected?

Answer 7

< 865 psig

Question 8

Where does RPV system instruments detect Rx pressure?

Answer 8

Condensing chamber

Question 9

What is the purpose of RPV pressure instrumentation?

Answer 9

Monitors pressure during normal ops, start up, shutdown, and post accident conditions

Question 10

What is the narrow range pressure range?

What condensing pot does it use?

Answer 10

850 - 1150 psig

D004

Question 11

What is the wide range pressure range?

Where can the ranges be read from?

Answer 11

0-1200/1500 psig
0-1200 (P680)
0-1500 (P601 and RSDP)