Setpoints

Question 1

What is the NCP trip setpoint for high stator temperature?

Answer 1

311 degrees F

Question 2

What is the NCP trip setpoint for pump bearing temp?

Answer 2

225 degrees F

Question 3

What is the NCP trip setpoint for #1 Seal outlet temperature?

Answer 3

235 degrees F

Question 4

What is the NCP trip setpoint for motor bearing temperature?

Answer 4

195 degrees F

Question 5

What is the NCP trip setpoint for pump shaft vibration?

Answer 5

greater than 20 Mils

Question 6

What is the NCP trip setpoint for motor frame vibration?

Answer 6

greater than 5 mils

Question 7

What is the NCP trip setpoint for #1 seal deltaP?

Answer 7

less than 200 psid

Question 8

What are the setpoints for the S/G safeties?

Answer 8

1175, 1190, 1205, 1220, 1230 psig

Question 9

When does a PZR safety valve open? What the Bases for Safeties?

Answer 9

2485 psig
-NC integrity

Question 10

What is the rods speed for SD bank rods?

Answer 10

64 steps/minute

Question 11

What is the rods speed for control banks rods?

Answer 11

48 steps/minute

Question 12

What is the rods speed when rods are in Manual?

Answer 12

48 steps/minute

Question 13

How much seal flow goes to the #1 seal and where does it leak off to?

Answer 13

3 gpm
seal leak off goes to the VCT

Question 14

How much seal flow goes to the #2 seal and where does it leak off to?

Answer 14

3 gph
seal leak off goes to the NCP standpipe

Question 15

How much seal flow goes to the #3 seal and where does it leak off to?

Answer 15

100 cc/hour
seal leaks off goes to the NCDT

Question 16

What is the setpoint for C-16?

Answer 16

2/4 Tave less than or equal to 553 degrees F
Tave less than 20 degrees below Tref

Question 17

What is the setpoint for C-7A and where does it go?

Answer 17

-10% step change or -5%/min rate change on 2/3 Turbine Impulse Pressure channels
-Goes to the arming solenoid for the condenser dumps

Question 18

What is the setpoint for C-7B and where does it go?

Answer 18

-30% step change or -15%/min rate change on 2/3 Turbine Impulse Pressure channels
-Goes to the arming solenoid for the atmospheric dumps.

Question 19

What is the heat up/cooldown rates for the NC system per Tech Spec 3.4.3 (RCS P/T limits)?

Answer 19

Heat up is 60 degrees per hour/cooldown is 100 degrees per hour

Question 20

What is the heat up/cooldown rates for the Pressurizer per SLC 16.5-4 Pressurizer?

Answer 20

Heat up is 100 degrees per hour/Cooldown is 200 degrees per hour

Question 21

What is the highest subcooling that ICCM can read?

Answer 21

200 degrees F

Question 22

What is the lowest subcooling that ICCM can read?

Answer 22

-35 degrees F

Question 23

At what pressure does the S/G PORVs open?

Answer 23

1125 psig

Question 24

At what pressure does the S/G PORVs close?

Answer 24

1092 psig

Question 25

What is the SSE (Safe Shutdown Earthquake) limits?

Answer 25

SSE for Catawba is .15g horizontal or .10g vertical

Question 26

What is the OBE (Operational Basis Earthquake) limits?

Answer 26

OBE for Catawba is .08g horizontal or .053g vertical