ML22278A573
ML22278A573 | |
Person / Time | |
---|---|
Site: | Limerick ![]() |
Issue date: | 09/19/2022 |
From: | Bechtel, San Francisco, Constellation Energy Generation |
To: | Office of Nuclear Reactor Regulation |
Shared Package | |
ML22278A223 | List:
|
References | |
FD M-76, Rev. 11 | |
Download: ML22278A573 (1) | |
Text
!Z, BECHTEL
'ltllADfl..1'HIA MenlC COMI'AHT S. OPERATING MODES:
A, HS IN
~OPE~~
I. wITHOuT ISOLATION SIGNAL, NOFlOW (Sl'\\'NDBv MODE)'
VA.LVES-II.*12 OPEN.~
- 2. WITHOUT ISOL/l,"TION slG1;sJ':"WTT'irhow. WITH MEAIEP.
(LoT) T.Q:oU8lE*SI-IUT....ALVfS,U~*12,S/oluro~~
fltA.TER, A.CTUATE HEATER AL,6.RM.
- 3. WITH ISOLATION SIGNM
~ ~IOW TROUBLE -~O A.IJTOIIIA.TIC
"'CTION (FLOW PROBlEM MA.Y BY FAN RELATEO).
- 4. WITH ISOLATION SIGMA(.IlEATER (£:>.T) Tl!OU~IE.
A:;IUAH ~EA.TER ALARM ONLY (IT IS MORE. IMPORTANT TO MA.1NTAIN £:>.P IN f/<l:lOSURE, Alp..RM WIll ALLOW OPERll.l0R ACTION. O>'EN STAr-iDBY FillER TRAIN !t CLOSE TH£ TIl"'IN WITH TQouBLE}.
B.HSIN*AUTO*
Q
- t. WITHOUT ISOLATION SIGNAL-'I,.lVES_ll,_1 lOSED
- 2. WITH ISOLATION SIGJIlA.L-OPhl VAlVES.llf'H l:
RuIn I-lEATEll..
- 3. WiTH ISOlA,TION SIGNll..lc H:;AiER(.6.T) lRC~IHE
~<.TU"TE l-lEAiER !I.lll..i!.M ON..,.
(I~UNIT,;; STIll IN
- AUTo~ THE N Pl! ~SU/.Il( PREViOUS TROU BlE WIT/CUPE N" TR.&.IN. NO AUT1MA.TIC ACflON IS TAt.EN 'IN ORDER rc PIlESERVE ENCLOSURE £:>.p).
LIMERICK GENERATING STAliGN UNITS 1 & 2 SAN FRAN.CISqO RE~ERENCE SCHEMATIC DRAWING 4
eoTH TP....l/'lS
...P.E MArlUALLY L."r I~ OPEN POSITtO~
FO~
fMf'l,GENCY ST"'RT.... ~HR 10 MINUTES ONE TRAIN M...Y
~E" M"NUALLY CLOSED AT OPfR,UOR5 OPTION
~y PUTTlN(;
HS IN j
AUTOI POSITlO,..-!>
(:>TANO~Y MOOE).
NOTES' I.
TH'~ fUNC1IONAL-DESCRIPTION DRAWING IS BASED ON P (.10 M-1",. SHT oG "'e.....
'=
3.
AE~'ERENCE R WAS PREVIOUSLY NUMBE.REO 1-1 ON 5HEET 5,
- A.... OOC1501
"'UTO OPEN
~1
- ~
- ~~Go~o':~~~R HI-til-HI TEMP0: oec85O
)ASGTS FILTER VALVES TROUBLE
{XA-7"-QI3AJ 02-,0.,'110015 HV-1E>*!tA FULLY OPEN (TO SGTS MEATE!! OA.E.188)
@TOREFJ (PANEL OAC 170)
ARBON flED FILTER TEMP.
~ S.P.
(TSHH OIOA)
CARBON 8ED FILTER THolP.
- >0 S.P.
(TSHHH*7/Q-OIOAl POWER AVAllABLi
(~L05E) (HSU,-OI3")
~~L~r;~ '~:_~OS4~}
I EILTE'" ASSEMBlY HIGH AP
("41-4' (I-lV'1b.~""'2 PF:£SSuRE <S,P.
WH'llY OPEIJY
(~~~~~~.~ltA)
Nl PRES~URE <:. ~.P.
(PSt* 7'--012..0.
~/)
(FS-16-01JA.)
POWER (M\\I 76-012,11,)
POWER. (IlV7{,*Oll,o.,)
flOW >5P (DELUGE)
POWER (CONTROL)
{TI-IIS SHE.Ell I PERMI'5'5I....~ "T~O~:E~
H'I*1"'-Olto",
G) ~~~~
CLO:'E TO HV*7~-QIIA AND -nlZA (AUTO CHANGE-O'/ERl PERHtSoSt....e: "T~~~E:
1-1\\1 *7<.. -OIIA X
- ~~~
);~A~~~~O~;~R ALARM
R3 F.
I STOP TO HEA,TER OAElee
© RJE (POWER) j I
j I
I I
I I
I i
1 SEC SAFEGUARQ POWE.R AVAILABLE
( HV7b*OI2A) c=::=:....=_
~~~~T"~~~~~~'OA i -
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~
~'
I H5-;""013A *OPEW
~~'(GI".IARO C.OIHROt rOWEII:
A\\lAILII.BlE HS*7b-OI~A MAUTO "
R~f: 0 ISOLATION -A-
~
.1
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REI; J
[f.-.----------------
I REF
'R STANDBY GAS TREATMENT SYSTEM FILTER VALVES
- (7"*10)
I(StE.NOT~ 3)
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