Text

Hand Out from Pre-Submittal Public Meeting on Salem 1 and 2 Chiller System
	ML15176A440
Person / Time
Site:	Salem
Issue date:	06/25/2015
From:	; Plant Licensing Branch 1
To:	;
	Parker C, NRR/DORL/LPLI-2, 415-1603
References
	Download: ML15176A440 (6)
	v • d • e

PLANT SYSTEMS 314.7.6 CONTROL ROOM EMERGENCY AIR CONDITIONING SYSTEM LIMITING CONDITION FOR OPERATION

3. 7.6.1 The common control room emergency air conditioning system (CREA CS)* shall be OPERABLE with:

a.

Two independent air conditioning filtration trains (one from each of:

1.

Two fans and associated outlet dampers,

2.

One cooling coil,

3.

One charcoal adsorber and HEPA filter array,

4.

Return air isolation damper.

b.

All other automatic dampers required for op~taii~~:,i:~*the pressurization recirculation modes.

c.

The control room envelope intact.

NOTE: The control room envelope (CRE) boundary may be administrative control.

APPLICABILITY: ALL MODES and durih~'*,::movement of irradiated ACTION:

MODES 1, 2, 3, and4

a.

With one filtration train inop~*Fab[~~.'~lign CREACS for single filtration train operation*~.. yvi~qin 4 hours4.62963e-5 days 0.00111 hours 6.613757e-6 weeks 1.522e-6 months , anc(restore the inoperable filtration train to OPER,l\\J3l:E.gtatl,j~ within 30 day;:; or be in at least HOT STANDBY within the next 6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months 'and in Cdt.D SHUTDOWN Within the following 30 hours3.472222e-4 days 0.00833 hours 4.960317e-5 weeks 1.1415e-5 months .

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b.

V1liff1'\\cREACS ('illgnedJ9r.,singlt:i liitration train operation and with one of the two remainitlgfan$:6Fassociat~a;:outlet damper inoperable, restore the inoperable fan or dampef:t<$/OPERABLE status within 72 hours8.333333e-4 days 0.02 hours 1.190476e-4 weeks 2.7396e-5 months or be in at least HOT STANDBY the neX:t.E) hours and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days 0.00833 hours 4.960317e-5 weeks 1.1415e-5 months .

With ttie Contr~1:@oti~ Envelope boundary inoperable:

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1.

1fomediately, initiate action to implement mitigating actions, and

,'v"ifithin 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months , verify mitigating actions ensure CRE occupant exposures

fo radiological, chemical, and smoke hazards will not exceed limits, and Within 90 days, restore the Control Room Envelope boundary to OPERABLE status, or be in at least HOT STANDBY within the next 6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days 0.00833 hours 4.960317e-5 weeks 1.1415e-5 months .

The CREACS is a shared system with Salem Unit 2 Alignment only permitted if the Unit with the operable CREACS train is also in Chilled Water System LCO 3.7.10.a. Alignment is not permitted if in LCO 3.7.10.c.

SALEM - UNIT 1 314 7-18 Amendment No. xxx

PLANT SYSTEMS LIMITING CONDITION FOR OPERATION (Continued)

d.

e.

With one or both series isolation damper(s) on a normal Control Area Air Conditioning System (CAACS) outside air intake or exhaust duct inoperable, close the affected duct within 4 hours4.62963e-5 days 0.00111 hours 6.613757e-6 weeks 1.522e-6 months by use of at least one isolation damper secured in the closed position or be in at least HOT STANDBY within the next 6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days 0.00833 hours 4.960317e-5 weeks 1.1415e-5 months . (Refer to ACTION 25 of Table 3.3-6.)

With one or both isolation damper(s) on an outside emergenc;{air corialtioning air intake duct inoperable, close the affected duct within 4 hot\\rs:~yuse of at least one isolation damper secured in the closed position a11g:'.

0restore'if~~ damper(s) to OPERABLE status within 7 days or be in at least HOT"~TANDBY'wl!hin the next 6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months and in COLD SHUTDOWN within the folto,wing 30d1ours.

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MODES 5 and 6 or during movement of irradiated fueJ::~~semblie$

~..

a.

With one filtration train inoperable, align CR~f\\G$:'fc/~ingle filtration train operation** within 4 hours4.62963e-5 days 0.00111 hours 6.613757e-6 weeks 1.522e-6 months , or suspend moveh'1¢;r1t of irradiated fuel assemblies.

b.

With CREA CS aligned for,single filtration train op~r~tipn v;,ilth one of the two remaining fans or asso **' 'cr::Q4tlet damper inoperabt~;~:restore the fan or damper to OPERABLE statu~r~vit 7i'h6tif~1:Pr suspend m6:Vement of irradiated fuel

c.

d.

e.

assemblies.

With two filtration trains ino~~rabhe, :;~*~ediat~1*;:suspend movement of irradiated fuel assemolies,.,

WithJh~;Control ~()om Envelop~;,;l.:>9\\Jndary inoperable, immediately suspend mq~ment of irradrated fuel asserhbnes.

,~.

With 6ri~:;9r qqth:'5~~f~~*r~dl°c3'ti~h damper(s) on a normal CAACS outside air intake or exhausf'f4Lict inoperable, immediately suspend movement of irradiated fuel

, <.: ::?.<;lS~embliesUilJil the affected duct is closed by use of at least one isolation damper secured in the'l~lg.~~9.position. (Refer to ACTION 25 of Table 3.3-6.)

f.

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With one.or both series isolation damper(s) on an outside emergency air conditioriJng air intake duct inoperable, immediately suspend movement of irradiate~*;ifuel assemblies until the affected duct is closed by use of at least one isolatio[idamper secured in the closed position. To resume movement of irradiated fuel assemblies, at least one emergency air intake duct must be qp~rable on each unit.

SALEM - UNIT 1 3/4 7-19 Amendment No. xxx

PLANT SYSTEMS 3/4.7.10 CHILLED WATER SYSTEM - AUXILIARY BUILDING SUBSYSTEM LIMITING CONDITION FOR OPERATION

3. 7.10 The chilled water system loop which services the safety-related loads in the Auxiliary Building shall be OPERABLE with one of the following configurations:

CONFIGURATION APPLICABLITY SALEM - UNIT 1

a.

b.

1. Three OPERABLE

1. Two OPERABLE chillers and, chillers and,

2. Two OPERABLE

2. Two OPERABLE chilled water pumps chilled water pumps

1. ALL MODES and during movement of irradiated fuel assemblies

1.

irr assemb

2.

November April 30

3.

The Unit 1 Emergency Contr tr. Compressor is isolated

water not in service is 0J!lted(1l ntrol Room mergency Air Conditioning (CREACS) single filtration train alignment (TS 3.7.6.1 ACTION (a))

restrictions:

a.

Alignment only permitted to Unit 2

b. Unit 2 must be in TS 3.7.10.a

c.

Non-essential heat loads are isolated from the chilled water system on BOTH Units 3/4 7-33 from either Um

.'.t!fnit 2 (Units Cross-f

1. ALL MOD.,....,.

nd during movemenfof irradiated fuel assemblies November 1 through April 30 The Unit 1 and Unit 2

ECACs are isolated from the chilled water system Non-Essential heat loads are isolated from the chilled water system on BOTH Units

5.

BOTH CREACS trains are operable per TS 3.7.6.1 (single filtration train alignment is not permitted)

6.

Unit chilled water crosstie valves are OPEN

7. Administrative controls are in place for the Unit providing the required components to notify the other Unit if a chiller or pump becomes inoperable.

Amendment No. xxx

PLANT SYSTEMS LIMITING CONDITION FOR OPERATION (Continued)

ACTION(3l: MODES 1, 2, 3, and 4

a.

With one of the required chillers inoperable:

b.

c.

a.

1.

Remove(4l the appropriate non-essential heat loads from the chilled water system within 4 hours4.62963e-5 days 0.00111 hours 6.613757e-6 weeks 1.522e-6 months and;

2.

Restore the chiller to OPERABLE status within 14 d

3.

Be in at least HOT STANDBY within the next 6 SHUTDOWN within the following 30 hours3.472222e-4 days 0.00833 hours 4.960317e-5 weeks 1.1415e-5 months .

With two of the required chillers inoperable(5l(~1:

1

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<H.~;.,

1.

Remove the appropriate non-ess~ptf~I heat loads from the chillec:iW~ter system within 4 hours4.62963e-5 days 0.00111 hours 6.613757e-6 weeks 1.522e-6 months and;

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y

2.

,;*>'.,/'"**

Align the control room emergency single filtration operation using the Sa o

g system (CREACs) for Unit 2 train within 4 hours4.62963e-5 days 0.00111 hours 6.613757e-6 weeks 1.522e-6 months and;

3.

Restore at least on~ chiller to OPERABLE ~~tus ;.Nit~in 72 hours8.333333e-4 days 0.02 hours 1.190476e-4 weeks 2.7396e-5 months or; o,;:?f ~~'.fii<<";iz1;}'.!'

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4.

Be in at leastl::f'.0"F'"

SHUTDOWN 1withi With one chilled water pump nop;.

ble, resJoie the chilled water pump to OPERABL,:S:~tµs within 7 dats or be in atieast HOT STANDBY within the next 6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months

'i'n"'e~~D SHUTDO~~N within the following 30 hours3.472222e-4 days 0.00833 hours 4.960317e-5 weeks 1.1415e-5 months .

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w MOD;~,S 5 and 6 or J~ring moveme,Qf;:fif irradiated fuel assemblies.

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f tp~:'~~~~fi~~;~fitl1~rs, inoperable:

Reni'o;t?(4l the appropriate non-essential heat loads from the chilled water systemi\\cithio,:c:tf hours and; v,,,:~;;0"r,;.'.~;*

the3 chiller to OPERABLE status within 14 days or; CORE AL TERA TIONS and movement of irradiated fuel SALEM - UNIT 1 3/4 7-33a Amendment No. xxx

PLANT SYSTEMS LIMITING CONDITION FOR OPERATION (Continued)

b.

With two of the required chillers inoperablel5ll5>:

c.

1.

Remove the appropriate non-essential heat loads from the chilled water system within 4 hours4.62963e-5 days 0.00111 hours 6.613757e-6 weeks 1.522e-6 months and;

2.

Align the control room emergency air conditioning syste single filtration operation using the Salem Unit 2 train ~i, EACs) for t{)Urs and;

3.

Restore at least one chiller to OPERABLE statu~,;,~dt~i~;~{~ hours or;

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4.

Suspend CORE AL TERA TIONS and movemerlt;qf irradiat~d:::fuel assemblies.

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With one chilled water pump inoperable, restof~ the,~hilled water pump tci':.:;;,

OPERABLE status within 7 days or susp~r:fd CORE AL TERA TIONS and,/>'

movement of irradiated fuel assembliess?'

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SURVEILLANCE REQUIREMENTS

4. 7.1 O The chilled water loop which se~i,~,es the safety-related 1aaJ:t~ ir:1,l~~ Auxiliary Building shall be demonstrated OPERABLE:

,* :*:.:< <'b; <.

a.

In accordance with fhe S~i/J~13illance.Ff~qt;\\(:;\\IJCY qont~~I Program by verifying that each manual valve in the cliiHed we:;it~Fsysterrf<<:tf,ow path servicing safety related components that is not locke'd".: sealed, or otherwise secured in position, is in its correct po~iJ]on:

b.

In acc:6fdance wit.~:the Surveillari~~.f?requency Control Program, by verifying that eapf(automatic valve actuates to:'it$'correct position on a Safeguards Initiation signal,,

c.

with the Surveillance Frequency Control Program by verifying that rts and runs.

d.

Whe;~i,n Config~~ati~n 3.7.10.b verify once per 24 hour2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months s:

(i) The llnit 1 ECAC is isolated from the chilled water system and, (ii) Chill,~.d water flow is isolated to the third chiller that is not in service (iii) If QBEACs is in single filtration alignment verify non-essential heat loads

.,are ),~Slated from the chilled water system on BOTH Units

e.

,When in Configuration 3.7.10.c verify once per 24 hour2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months s:

(i) The Unit 1 and Unit 2 ECACs are isolated from the chilled water system

and, (ii) Non-essential heat loads are isolated from the chilled water system

{iii) Crosstie valves are verified OPEN SALEM - UNIT 1 3/4 7-33b Amendment No. xxx

PLANT SYSTEMS LIMITING CONDITION FOR OPERATION (Continued)

NOTES (1)

(2)

(3)

(4)

(5)

(6)

When transitioning from LCO 3.7.10.b to LCO 3.7.10.a, the chiller may be un-isolated (restored to service) under administrative controls LCO 3.7.10.c (Cross-Tied) is common to both Units; either Unit 1.~tHlle~d,water system components are required operable, OR Unit 2. A com

ion ofboth Units chilled water system components is not permitted. When tr

ing from LCO

3. 7.1 O.c to either LCO 3. 7.10.a or LCO 3. 7.10.b, chilled wa comp6tients may be restored to service under administrative controls

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When in the 3. 7.1 O.c configuration ACTIONs are applic:able fEi~ both Units When in the 3. 7.1 O.c configuration this ACTION hC!@:!alf~C!.dY been implem~(lted,

When in the 3.7.10.b configuration, implement A,~tiC>n b.2'AND Action b.4 OR;

transition to LCO 3.7.10.c When in the 3.7.10.c configuration, proceect;flirectly t<;tAction b.4

'*': ~*~,.

During Modes 5 and 6 and during movement of irradl<::tt@ci fuel assemblies, chilled water components are not considered to be inoperable solel:f:on the bas* that the backup emergency power source, diesel enerator, is inoperable.

SALEM - UNIT 1 314 7-34 Amendment No. xxx

v t e Letter Sequence Request
TAC:MF6308, (Open)
Initiation Request Acceptance... Administration Meeting, Meeting Questions Answers Results Approval... Other:
MONTHYEAR2015-06-25 [Table View]

ML15176A440

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