PCTs

Question 1

P-4

Answer 1

Rx tripped

2/2 Trip and bypass bkrs open or racked out

Question 2

P-6

Answer 2

SR trip block

1/2 IR NIs >10^-10 A (5x10^-11 A)

Allows manual block of SR trip (auto unblocks)

Question 3

P-7

Answer 3

Rx and Turb not at power

2/2 Both not at power

Auto blocks hi Lpzr, lo Ppzr, RCP speed, and RCS flow trips (auto unblocks)

Question 4

P-8

Answer 4

3 loop

2/4 >50%

Enables lo flow trip on 1/4 loops (2/4 required <50%)

Question 5

P-9

Answer 5

Rx trip on Turb trip

2/4 >51%

Question 6

P-10

Answer 6

Rx at power

2/4 >11% (<9%)

Auto blocks SR trip and hi volts (auto unblocks if

Question 7

P-11

Answer 7

Ppzr lo

2/3 <1992 (>2000)

Allows manual block of lo Ppzr and Pstm, inserts hi Beth rate MSI
(auto unblocks and opens SI accum valves)

Question 8

P-12

Answer 8

Lo-lo Tave block

2/4 <553ºF

Auto blocks SDs (can be bypassed)

Question 9

P-13

Answer 9

Turb not at power

1/2 (505/506) >10%

Feeds P-7

Question 10

P-14

Answer 10

Hi-hi Lsg

2/4 on 1/4 >80%

Trips Turb, MFPs, FWI

Question 11

P-19

Answer 11

Cold leg injection

2/4 < 1900#

Allows 8801s to auto open on SI

Question 12

C-1

Answer 12

IR Hi Flux Rod Stop

1/2 >20% (current eq)

Blocks rod withdrawal (can be manually blocked >P-10)

Question 13

C-2

Answer 13

PR Overpower Rod Stop

1/4 >103%

Blocks rod withdrawal

Question 14

C-3

Answer 14

OT∆T

2/4 >119%

Blocks rod withdrawal, runback

Question 15

C-4

Answer 15

OP∆T

2/4 >109%

Blocks rod withdrawal, runback

Question 16

C-7

Answer 16

Load Reject

506 >10% step or 5%/min ramp decrease

Arms SDs (in Tave mode, manual reset)

Question 17

C-9

Answer 17

Condenser Available

1/2 pumps/bay
3/3 <5” HgA

Allows SDs

Question 18

C-16

Answer 18

Hi Terror/Lo Tave

Auction lo Tave >20ºF lo or <553ºF

Prevents Turb load increase (hold light)

Question 19

C-20

Answer 19

AMSAC Not Armed

1/2 (505/506) <260# for >261 sec

Question 20

SR Flux Hi Trip

Answer 20

1/2 >10^5 cps

Not credited

Question 21

IR Flux Hi Trip

Answer 21

1/2 >25% (current eq)

Not credited

Question 22

PR Flux Hi (Lo) Trip

Answer 22

2/4 > 25%

∆Sk too rapid for T/P

Question 23

PR Flux Hi (Hi) Trip

Answer 23

2/4 >109%

Excessive heat flux leading to DNB

Question 24

PR Flux Rate Hi Trip

Answer 24

2/4 +5 step ≤2 sec

Rod ejection
Manually reset

Question 25

Lpzr Hi Trip

Answer 25

2/3 89% Not credited Overpressure (RCS)

Question 26

Ppzr Hi Trip

Answer 26

2/4 >2385# Overpressure (PZR and components)

Question 27

Ppzr Lo Trip

Answer 27

2/4 <1900# Limits OT∆T req’d range

Question 28

OT∆T Trip

Answer 28

2/4 >120% Slow DNB transients (stm blanketing) Inputs: Tave, Ppzr, ∆I

Question 29

OP∆T Trip

Answer 29

2/4 >110% | Not credited Excessive kw/ft from SLB Inputs: Tave, ∆T Cannot increase

Question 30

Lo RCP Speed Trip

Answer 30

2/4 <92.4% Fast DNB transient

Question 31

Lo Lsg Trip

Answer 31

2/4 in 1/4 <18% DHR

Question 32

Turb Tripped

Answer 32

4/4 TSVs closed | 2/3 Pets <500#

Question 33

Lo RCS Flow Trip

Answer 33

2/3 <90% | Fast DNB transient P-8

Question 34

Manual Rx Trip

Answer 34

1/2 MB4 or MB7

Question 35

General Warning Trip

Answer 35

2/2 trains SSPS Trouble | 11 conditions First Outs contradict

Question 36

N-1 Trip

Answer 36

>1 loop sw/train bypassed or 1 sw/train for different loops

Question 37

SI

Answer 37

1/2 switches on MB2/MB4 2/3 >18# 2/4 <1892 2/3 in 1/4 <660# Trips Rx, Turb, MFPs (14 sec TD) CIA, FWI, CBI (man/18#) Starts EDG, AFW, CHS, SI, RHR, SW, CCP, CAR, CRDM, AB Fans, EDG 60 sec to reset, P-4 blocks (train related)

Question 38

CIA

Answer 38

1/2 PBs on MB2 SI CIVs close (E-0 Att A) except CCP/CDS x-connects which open

Question 39

CIB

Answer 39

2/2 on 1/2 sets of CDA PBs 2/4 >23# Isolates CCP CIVs (45s, 48s, 49s)

Question 40

CDA

Answer 40

2/2 on 1/2 sets on MB2 2/4 > 23# Starts QSS, RSS, CHS, SI, RHR, AFW, SW HVK, IRR/CR ACUs Stops CCP, CAR, CRDM fans Energize to actuate

Question 41

MSI

Answer 41

1/2 PBs on MB2/MB5 2/3 >18# 2/3 on 1/4 <660# or 100#/sec decrease Close MSIV and bypasses, upstream traps, and ARVs

Question 42

FWI

Answer 42

SI P-14 P-4 and <564ºF Close FRV and bypasses, CTV41s, and chem feed isolations

Question 43

CBI

Answer 43

Manual SI 1/2 PBs on MB2/VP1 1/2 >1.5x10^-5 uCi/cc (or LOP) 2/3 >18# CR to pressurized filtered recirc TSC to filtered recirc

Question 44

AFW

Answer 44

``` SI/CDA/LOP Lo Lsg (2/4 for TT) ``` Start AFW Close sample and BDG isolations

Question 45

AMSAC

Answer 45

1/1 in 3/4 ≤16% (>25 sec with C-20) Trip Turb Start all AFW Close sample and BDG isolations

Question 46

LOP

Answer 46

2/4 <70% (1.8 sec) and 1/1 <30% 2/4 <90% (4.5 min or 7.5 sec with SSS) Slow transfer attempt for 5 sec LOP signal to EGLS Start signal to EDGs

Question 47

CTMT Purge

Answer 47

1/1 ≥1R/hr Close CTMT purge supply and exh