ML22278A392

Rev. 21 to Updated Final Safety Analysis Report, Drawing No. C51-1020-F-009, Rev 009, Fcd Neutron Monitoring System

ML22278A392
Person / Time
Site:	Limerick
Issue date:	09/19/2022
From:	Constellation Energy Generation
To:	Office of Nuclear Reactor Regulation
Shared Package
ML22278A223	List: ML22278A202 ML22278A203 ML22278A204 ML22278A205 ML22278A206 ML22278A208 ML22278A209 ML22278A210 ML22278A211 ML22278A212 ML22278A215 ML22278A216 ML22278A217 ML22278A218 ML22278A219 ML22278A220 ML22278A221 ML22278A222 ML22278A224 ML22278A225 ML22278A226 ML22278A227 ML22278A228 ML22278A229 ML22278A230 ML22278A231 ML22278A232 ML22278A233 ML22278A234 ML22278A235 ML22278A236 ML22278A237 ML22278A238 ML22278A239 ML22278A240 ML22278A241 ML22278A242 ML22278A243 ML22278A244 ML22278A245 ML22278A246 ML22278A247 ML22278A248 ML22278A249 ML22278A250 ML22278A251 ML22278A255 ML22278A256 ML22278A257 ML22278A258 ... further results
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Download: ML22278A392 (1)

Text

!!!l!lli 1.

INPUTS TO COt.4PUTER ARE ISOLATED CLOSE TO ALARM CQMTACTS.

2.

seE SHEET 7.

3.

SEE SHEET 1.

4.

THE ENTIRE NEUTRON IoIONITORING SYSTEM IS... f1lLLY AUl"lMATIC SYSTEM EXCEPT FOR MANUAL OPERATED SWI TQ{[S.

5.

ALL. EQUIPMENT & INSTRlMtHTS ARE PRErlX£D BY C51 UNLESS OTHERWIst NOTEO.

11.

CH~ElS A,C,E,

G A~ FOR TRIP SYSTtM A.

CKNIr'ELS B.D,r,

H ARE fOR TRIP SYSTDl B*.

affiBw"OOllKNfS

--.~-*-

H_ "-'-~i

~ 1.

PROcESS to4f'UT(R SYS 'INPUT/OuTPUT REQUIREMENTS DESIGN SPEC -

CS1-1010;

2.

lOGIC SYM8OI.S - -

....1-1010 3.

NEUTR'ON NoN I TORI NG SYS. ARRANC'it)£NT -

CS1-2010 MPL NO; C51-1020, LEGEND' rRM -INTERMEOlATE AANGE MOI'lITOR R6N1-ROO BLOCK MONI TOR

.APRfo".1-AVERA(,E PONER RANGe MONITOR SRM-SOURC.E RANGE MOf'<JITOR LPRM - LOCA.L PQlJ.JER R.6,N(,E MQr\lITQR TfP-TRAVEQ&IN<; IN-CORE PRIOee MOC-MUt-T1PLE. OUTPUT c..ot"JTROLLER OOA-OPERATOR DISPLAY ASSEMBLY STP-SIMULATEO THERMAL POWER

!' ~~ue::T:NW~i~~TE:::-~-~-~*~_*~*_-

~.~~~. ~ ~_.~ _~ ~- ~51!:lOU-\

. 2.

C~TROL ROO DRIVE HYD SYS rtD -

~ - - - - - - - - - - - - - -

...cll-1030 3.

NUClEAR ~IL(R SYS'FcD- - -

821-1030 14~

~u..GTOR PROTECTION S'!S lEO - - - - - - -

~ - -

~ - - - - -

C11-1010.

i

"-S:- REDUNDANT RE ACTIVii'YCciNTROL -SYS-FCO--=-=-=-~-_-:-~I=-

SUPP. 2,<:-10 CCNTROL qx) WIT~

~~\04ITTED BV THE6E ~O\IS SUPP. 2....E~IO~SIGNAL ~5ENT ATTHrS PONT I _ ~

~

C'O'G'H

/IU't(~--'~R rirl a

H t t:D I.Pl!U'oLE />oU>RM ~ Ui\I&L

~ ~M CN INSTR. I~Tt\E

~ OET NOT IN 'F'U...L-IN" PCEafTOoJ I

""-~~~._~-- I t+/-lSNI"CH NC11'IN LDIIIEST __ I'05I'T1ON

~ ALARM ON I

i ~~~~~~~~~E

\o4...,.-----'I----f~CJFS r::--

U!l~~-=_Jl=

FLOW ~E ~. CN LEVEL

@ TRIP at'N6-..oMENT II'JClI"C!RA.TII,E

/'SEE CONTIn. "'Xl APRM CHANNELS

~

llRlVE HVo. SOlS.

56 2.4 SUPP. 2.

l:J~~tf~I,;.:;---~--i*ffiz"0

~~=+""::'_...J ~UPSCJ\LE........... QoJ STPLEVEL

~ TRIP ON \I'6T1;lUMl;N1 INOI'EAATlVE

~ LPRM LOYI COUNT ReM Oo<ANNEL

~

-lGl'l"""NOT 78 PRe"E"

NJ)(

• C. R.

J:"5

~ UP&Al.E ALARM ON LE\oEL I

~ ALARfrv1 Ot-J IN$TR.UMENT IJI,JOPERA,TIVE h

~

e SUPP.2 J O*Q FIGURE 1

II NEUTRON MONITORING SYSTEM ROD WITHORAWAL BLOCK (PART OF ROD WITHDRflWAl alOCk; SYSTEM SHOWN ON SUPP. DWG Z )

FIGURE 2

NEUTRON MONITORING

5YSTE M TR I P REACTOR PROTEC.TION 5YSl'I: M TRIP

'5'V'5TE M A (n'PICAL FOR TRIP '5Y5TI'M B-)

APRM CHANNELS

'5.:\1,3

4

~l$5CALE ;:;;::CN LEVEL

~.AL-'RM~lNSTQJMENT INOPERATIVE

~ UPSCALE~:~ ON STP LeVEL

~ TRIP ON INS'TRI.JMENT Il'lQPEAATlVE

~ LPRM LOW COUNT ReM OHANNEl..

Po.

~

b F1 I

~ FLOW LPSCALE ALAR"'; ON LEVEL f42l TRIP ALARM ON IN5T.

INOFERA."'IVE I

t::D 1

CONTROl. RCC WITl-tl::RANA.l.

PERM!TTEO B\f ~ESE FUNCT1CN$

I~ SI<)Nto.L PREse..lT AT THIS R)lNT 2

~ Q-lANNEL.S A.a.E,!="

CiG2 3

r I

~

1-l2.&.IV I

I t::I:j UP~C.AlE ALARM ON LEVEL.

I

~

ALARM 0'-.1 INSiR It-.lJFlERATlVE.

L:

DET NOT IN 'FULL-IN' FOSlTlON fiJl DOY/NSCA,LE ALARM ON L.EVEL ( ~ IRM ~

Cd 5WlTO-l I\OT IN l..OrNEST RANr:.E POSITION APRM 1,3

_I r.<

o E

F H

c;;"

B A

Sl:IP~ ~

GH2.,E.~

FIGURE

3

'SUPR ~

6HZ,BII r

NOT "'-le.E.DEO ~OR PRO"'~'T\ON l!01l CONVI!~\'EoNc,,:eOW""-"'f I8031'M*1-(,,5/-lOao. F- 00'1. 91

("(PASS OF \R~ C\-l."l.a~!.l.~

~,E,OfF 15 )."lOT A.LLOWf,O lOE,'Of,IOG,IOH J3, H3 UPSCALE TRIP ON NEUTRON FLUX LEVEL

"'PR,IP ON INSTRU~::'~T

• INOPERATIVE UPSCALE TRIP ON STP LEVEL I--

I I

I SUPR..

SH~2 ZONE. EHa

~

t-.EU~ MO'II'T~ svs ri41 NQr'<.&-COINCJ~ll' TRIP Cd

~~~RlP~

SYSTEM A-(TYPICAL "OR TRIP S'<STeM!t.. )

91~1 INCORPORATED: ECR a;

99 00254 REV. 000 TABLE OF ADDITIONS &"CHANGES USE art.y PRINTS SI-()WING LATEST DATE iii ~ I DESCRIPTION IRM CHANNELS*

C..G(O,H)

-;C("O)

IIil

~JI&)

t::::t::j UPSC~lE TRIP ON LEveL 1i7l.4 TRIp ON IN~TR\JMEN" I::tt::I INOPeRATIve:

.,...->~""'t,~,\~_.-,.. ~.

9 7

RtACiOIlt. NEUTR,.OtoJ I_

~~"cf,!.O..";I"ro 'Svs 6-GIf,SZ.

A~ (6.\

I I

~

I

---

~

SUPP...

SHZ I ell 6

• 'OG(tow)

.4IJ~( H3l A2 (B2)

Al (B1)

"lOE(IOF) ii"IE'( J3)

Izil UPSCALE TRI P ON t!j NEUTRON FLUX LEVEL APRM VOTER CHANNELS II

~ "R,IP ON \N~TRJMe.NT IIIIOPtRAlWE.

IZ6l UPSCALE TRI P ON Et:I STP LEVEL AleS,)

PERMlSo51vE

.\

WHEN Q£,a.cTQA f'VK)oe.~wm:'HJ IS IN ""RUN" POSoITIO,."

\

i 3

2 IRM CHANNELS.

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~("a)

~

~ztI31.-----1H c~~_*_.

I II

\.A.lN I

I uP SCALE iRlP 01'\1 LEVEL fI4l TRIP ON INSTRUMENT Cd INOPERATtVE.

RE ACTOR..NEUTR.O~

MO"'~~'"~;~i;.&.

I 5,.... CISao I

IL __

~

K L

M