Text

Proposed Tech Specs Consisting of Changes to TS 3/4.3.2, Containment & Rv Isolation Control Sys, to Provide Reasonable Period of Time to Detect & Correct Inoperabilities of Differential Temp Isolation Instruments
	ML20126B612
Person / Time
Site:	Clinton
Issue date:	12/15/1992
From:	; ILLINOIS POWER CO.
To:	;
Shared Package
ML20126B588	List: JSP-614-92, Application for Amend to License NPF-62,revising TS 3/4.3.2, Containment & Rv Isolation Control Sys, to Provide Reasonable Period of Time to Detect & Correct Inoperabilities of Differential Temp Isolation Instruments; ML20126B612;
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	NUDOCS 9212220150
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_ - _ - _ _ _ _ _ _

to U-602070 LS-92-002 Page I of g INSTRUMEFTATION CONTAINMENT AND REACTOR VESSEL ISOLATION CONTROL SYSTEM 3/4.3.2 LIMITING COPDITION FOR OPERATION The containment and ret etor vessel isolation control system (CRVICS) channels shown in Table 3.3,2-1 shall be OPERABLE

with their tr'ip setpoints set 3.3.2 consistent with the values shown in the Trip Setpoint column of Table 3.3.2-2 3

and with ISOLATION SYSTEM RESPONSE TIME as shown in Table 3.3.2-3.

A_. PPLICABILITY: As shown in Table 3.3.2-1.

(

ACTI0ti:

With a CRVICS channel trip setpoint less conservative than the value shown in the Allowable Value column of Table 3.3.2-2, de a.

setpoint adjusted consistent with the Trip Setpoint value, For CRVICS Main Steam Line Isolation Trip Functions:

b.

With one of the four channels required for any Trip Function inopera-ble, operation may continue provided the inoperable channel is placed 1.

The provisions of Speci-in the tripped condition within 48 hours5.555556e-4 days 0.0133 hours 7.936508e-5 weeks 1.8264e-5 months .

fication 3.0.4 are not applicable.

With two of the four c.nnels required for any Trip Function inopera-ble, place one channel in the tripped condition within one hour 2.

provided no tripped channel for that Trip Function already exists.

The provisions of Specification 3.0.4 are not applicable.

With three d 9 e four channels required for any Trip Function l

or inoperable M e the ACTION required by Table 3.3.2-1.

3.

For other CRVICS Isolation Trip Functions:

c.

With the number of OPERABLE channels less than required by the Minimum OPERABLE Channels per Tr,ip System requirement for one trip system, 1.

place the inoperable channel (s) and/or that trip system in the t, ripped The provisions of Specification 3.0.4 are condition ** within 1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months .

not applicable, h

n er o

For CRVICS Main Steam Line Isolation Trip Function, a cha 58' go at least two OPERABLE channels are monitoring that parameter.

do For other CRVICS Isolation Trip Function, a channel may be placed in an in-og operable status for up to 2 hours2.314815e-5 days 5.555556e-4 hours 3.306878e-6 weeks 7.61e-7 months for required surveillance provided the

.o requirements of Table 3.3.2-1 are fulfi.11ed.

g

- An inoperable channel need not be placed in the tripped condition where this In these cases, the inoperable gg would cause the Trip Function to occur.

channel shall be restored to OPERABLE status within 2 hours2.314815e-5 days 5.555556e-4 hours 3.306878e-6 weeks 7.61e-7 months or the AC d o. n.

required by Table 3.3.2-1 for that Trip Function shall be taken.

3/4 3-11 CLINT3H - UNIT 1 l

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Mo chcm es, ~Jh g n g g Y

to U-602070

, h.f A

A f N NpU f

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'1 INSTRUMENTATION CONTAINMENT AND REACTOR VESSEL ISOLATION CONTROL SYSTEM L]MITING CONDITION FOR OPERATION (Continued) 3.3.2 ACTION (Continued)_:

With the number of OPERABLE channels less than required by the Min OPERABLE Channels per Trip System requirem 2.

and take the ACTION required by Table 3.3.2-1.

SURVEILLANCE REQUIREMENTS Each CRVICS channel shall be demonstrated OPERABLE by the perform tions of the CHANNEL CHECK, CHANNEL FUNCTIONAL 4.3.2.1 LOGIC SYSTEM FUNCTIONAL TESTS shall be perfo 4.3.2.2 SELF the chanrel coincident logic shall be manually tested independent of the'Eac 18 months.

TEST SYSTEM during each refueling outage.

divisions of the CRVICS tri.p system logic shall be alternately and manuall t

tested independent of the SELF TEST SYSTEN during eve'y' othef iefueling o r

All manual testing shall be completed such that all tri_p functions are teste at least once every four fuel cycles.**

The CRVICS RESPONSE TIME of each CRVICS trip function shown in Table 3.3.2-3 shall be demonstrated to be within its limit at l

'4.3.2.3 l

once per 36 months, and one channel per trip function 18 months.

of redundant channels in a specific CRVICS trip function.

i ld "The trip system need not be placed in the tripped condition if th s. wou cause the Trip Function to occur.. When.a trip -system can be'placed in the i

tripped condition without causing the Trip Function to occur, place the tr p system with the most inoperable. channels in the tripped systems have th2

- Manual testing for the purpose of ' satisfying Specification 4.3.2.2 is not in the tripped condition.

f ling-required until af ter shutdown during the first-regularly scheduled re ue outage.

3/4 3-12 CLINTON - UNIT 1

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5o/

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p TABLE 3.3.2-1 rt, p CRVICS INSTl!UMENTATION 7

.$gi p

=

HINIMUM OPERABLE APPLICABLE

.f g

ISOLATION CHANNELS PER TRIP OPERATIONAL l

j q

TRIP FUNCTION SIGNAL.tt SYSTEM CONDITION ACTION H

1.

PRIMARY AND SECONDARY CONTAINMENT ISOLATION a.

Reactor Vessel Water Level-Low Low, B(b)(f) 2(a) 1, 2, 3 20

[

Level 2 25 58) b.

Reactor Vessel ilater Level-Low B

2 1, 2, 3 29

' Low, Level 2 (ECCS Div. I and II) bN c.

Reactor Vessel Water Level-Low, L w,

B 2(a)(m) 1,2,3 29 ep Level 2 (HPCS-NSPS Div. III ano IV) p w

d.

D.rywell Pressure - High L(b)(f) 2 1,2,3 20 g

e.

Drywell Pressure - High L

2 1,2,3 29 (ECCS'Div. I and II) f.

Drywell Pressure - High.(HPCS-NSPS L

2(a)(n) 1, 2, 3 29 Div. III and IV) g.

Containment Building fuel Transfer Z(b)(f) 2(a) 25 Pool Ventilation Plenum Radiation - High h.

Containnent Building Exhaust Radiation - High

1) Outi,oard (Div. I) Valve Isolation M(b)(f) 2(")( )

1, 2, 3 29 25 ID)(I) 2(a)(o) 1, 2, 3 29 g

2) Inboard (Div. II) Valve Isolation M

25

-E i.

Containment Building Continuous 5(b)(f) 2(a) 2, 3 29 s

Containment Purge (CCP) Exhaust 25 Radiation - High J.

Reactor Vessel Water Level-Low U

2(k) 1, 2, 3 29 2CER Low Low, Level 1 25

% i c: ;

k.

Containment Pressure-High P

1(k)(1) 1, 2, 3 29 hh

~

25 Sygs"

=

u

l 5-Qo he n}

TABLE 3.3.2-1 (Continued) p I

k CRVICS If4STRUMENTATION

'N l

E J

MINIMUM OPERABLE APPLICAbl.E 6 'd 1 c5 ISOLATION CHANNELS PER TRIP DeZRATIONAL SIGNAL tt SYSTEM CONDITION ACT10tl

[

TRIP FUNCTION

< -k j l.

Main Steam Line Radiation - liigh C

2(a) 1, 2, 3 23

~

i Fuel Building Exhaust (b)(f)(j) 2(*)

1, 2. 3 25 9

)

25 gQ~N Radiation a liigh n.

M.inual Initiat an R(b)(f) 1 1,2,3 26 3

)

25

)

APPLICABLE nf ISOLATION APPLICABLE OPERATIONAL y

2.

MIN STEAM LINE ISOL/JION t SIGNAL TABLE NOTES CONDITI0fl5 ACT10t. g' f

5 w

a.

Reactor Vessel Water Level-Lcv A

low Low, Level 1 U

HA 1, 2, 3 20

([-

b.

Main Steam Line Radiation - liigh C

4 1,2,3 23 c.

Main Steam Line Pressure - Low H

NA 1

23 d.

Main-steam Line Flow - liigh D

NA 1,2,3 23 e.

Condenser Vacuum - Low J

NA 1, 2**, 38^

23 f.

Main Stean Line Tunnel Temp.

- High i.

NA 1,2,3 23 g.

Main Steam Line TunneI a Temp.

- liigh F

HA 1,2,3 23

- h.

Main Steam Line Turb be 61dg.

Temp. - High G

p 1,2,3 23 l

i.

Manual Initiation R

NA 1,2,3 22 p

Be

- e - :n-

&, 9 c eea i

k

,o 8

~fj, T

C

i i

' TABLE 3.3.2-1 (Continued)

~0 ~@-

6 CRVICS INSTRUMENTATION OD n

l r-h b5 MINIMUM OPERABLE APPLICABLE

% 3'

. c, ISOLATION CHANNELS PER TRIP OPERATIONAL ACTIOk %

CONDITION

~

SIGNAL tt SYSTEM

. _E. TRIP FUNCTION p.O. f

" [

3.

REACTOR WATfR CLEANUP SYSTEM _ ISOLATION g) 1,2,3 27 W

j 1

1(k)-

1,2,3 27 a.

A Flcw - High b.

A Flow Timer

--)

X 1

~~

Equipment' Area Temp. - High 1/ room 1, 2, 3 27 g) p

'l-r c.

N

1. : Pump Rooms - A, 8. C

^

2.

Heat Exchanger Rooms - East, 1/ room (k) 1, 2, 3 27-N i

West d.

. Equipment Area A Temp. - High-1/ room (k) 1, 2, 3 27 i

2

. 1.'

Pump Rooms - A, B, C GO

+

'2.

Hest Exchanger Rooms - East, 1/ room (k) 1, 2, 3 27 2

' West Reactor Vessel Water 2(k)

-1,2,3 29 1

' e.

d w

Level.- Low Low, Level 2-B M

25 w,

. O f.

Main Steam Line Tunnel.

1(k) y,. 2, 3 27 Ambient. Temp.

.High E

Main Steam Line Tunnel I(k) 1,2,3 27 i

g.

F.

ATemp. -'Highg X

1 1, 2, 5*

27

'SLCS Initiation,g)g)

R 1

1,2,3 26 l

h.

i.

Manual Initiation 25 i

i

. REACTOR CORE ISOLATION COOLING SYSTEM ISOLATION 4.

RCIC' Steam Line Flow

'High V

l 1, 2, 3 27 b)

[

i a.

3

.{

.b.

.RCIC Steam Line Flow - High' 1(k) 1, 2, 3 27' X

Timer F

2*-

f i

E c.

RCIC Steam Supply V(h)-

1(k) 1,.2, 3 27 Pressure - Low En d.

RCIC Turbine Exhaust 2(k) 1, 2, 3 27

4?R',

V "68[

j Diaphragm Pressure - High 2, 8 a a,,

i f

~

j W.

I e

-Q Z i O

@O j TABLE 3.3.2-1 (Continued) 6 1

E CRVICS INSTRUMENTATION

-f

'%%)

\\

~

MINIMUM OPERABLE APPLICABLE E

ISOLATION CHANNELS PER TRIP OPERATIONAL u

Q TRIP FUNCTION SIGNAL tt SYSTEM CONDITION ACTION l

s' s

4.

REACTOR CORE ISOLATION. COOLING SYSTEM ISOLATION (Continued)

.'3Jf e.

RCIC Equipment Room Ambient 1(k) 1, 2, 3 27 Temp. - High V

f.

RCIC Equipment Room 1(k) 1,2,3 27 A Temp. - H'gh V

g.

Main Steam Line Tunnel f

g Ambient. Temp. - High E

1(k) 1, 2, 3 27 I h h.

Main Steam Line Tunnel 3

y 1(k) 1,2,3 27 g

a Temp. - High F

i.

Main Steam Line Tunnel Temperature Timer X

1(k) 1, 2, 3 27 j.

Drywell Pressure - High L(h) 7(k) 1, 2, 3 27 k.

Manual Initiation R

1(I) 1,2,3 26 1.

RHR/RCIC Steam Line Flow - High V

1(k) 1,.2, 3 27 k

RHR Heat Exchanger A, B.

T 1/ room (k) 1, 2, 3 28 m.

{

Ambient Temperature - High n.

RHR Heat 4 anger A, 8 S

1/ room (k) 1, 2, 3 28 k

A'Teq High z

?

I G, " R x

N

s8i

,883 8"

m

o

~C 25-gO TABLE 3.3.2-1 (Continued) b C_

.p CRVICS INSTRUMENTATION

)

D5 g

MINIMUM OPERABLE foPLICABLE ISOLATION' CHANNELS PER TRIP OPERATIONAL z

SIGNAL tt SYSTEM CONDITION ACTION e

. TRIP FUNCTION

);

5.

RHR SYSTEM ISOLATION

>J_1

[lA '

RHR Heat Exchanger A B 1/ room (k) 1, 2, 3 28 a.

T Ambient Temperature --High 3

b.

RHR. Heat Exchanger'A, B 1/ room (k) 1,.2, 3 28 Q

S ATemp. - High Q

i Reactor Vessel Water 2(a) 1,2,3 28 (9 p i

LLevel - Low, Level 3 f-c.

A' w}

Y d.

Reactor Vessel Water Level -

2(k) 1, 2, 3 28 U

U Low Low Low, Level.1 Reactor Vessel (RHR Cut-in 2(a) 1, 2, 3 28 e.

.5

, Permissive)' Pressure - High

~f.

Drywell Pressure - High 2f3 1,2,3 28 L

2

~ 1, 2, 3 28

1) 'RHR Test Lines.

L

2). Fuel-' Pool Cooling..

R.

1 1,.2, 3 26 Manual Initiation g.

i k us o n

=

% e n

C @ Ck PO a n "aai P,8aa-

=

0 ",

to U-602070 LS-92-002 Page 8 of 8 TABLE 3.3.2-1 (Continued)

CRVICS INSTRUMENTATION ACTION ACTION 20 -

Be in at least HOT SHUT 00W within 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months and in COLD SHUT 00W within the next 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months .

Deleted.

ACTION 21 With one channel in either trip system inoperable restore the ACTION 22 manu i initiation function to OPERABLE status within 48 hours5.555556e-4 days 0.0133 hours 7.936508e-5 weeks 1.8264e-5 months or be in at least HOT SHUTDOW within the next 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months and in COLD SHUTDOW within the following 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months .

Be in at least STARTU with the associated isolation valves ACTION 23 closed hin 6 hou r be in at least fl0T SHUTOOWN within 12 hou nd in COLD SHUT 00W within the next 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months .

]

ACTION 24 -

Be in ct least STARTUP within 6 hours6.944444e-5 days 0.00167 hours 9.920635e-6 weeks 2.283e-6 months .

CORE ALTERATIONS, operations with a potential for draining the ACTION 25 reactor vessel, and handling irradiated fuel in the primary or secondary containment may continue provided that SECONDARY CONTAINMENT INTEGRITY is established with the standby gas treatment system operating within 1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months .

Restore the manual initiation function to OPERABLE statun ACTION 26 within 8 hours9.259259e-5 days 0.00222 hours 1.322751e-5 weeks 3.044e-6 months or be in at least HOT SHUTDOWN within the'next i

12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months and in COLD SHtff00W within the following 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months .

Close the affected system isolation valves within 1 ho nd l

ACTION 27 declare the affected system inoperable.

Lock the affected system icolation valves closed within 1 ho l

ACTION 28 and declare the affected system inoperable.

Operations may continue provided that the affected CRVICS isola-ACTION 29 tion valve (s) are closed within 1 hour1.157407e-5 days 2.777778e-4 hours 1.653439e-6 weeks 3.805e-7 months and, as appropriate, declare the affected system or component inoperable and follow any ACTIONS appropriate to Specifications of the affected system. Otherwise, be in HOT SHUT 00W within the next 12 hours1.388889e-4 days 0.00333 hours 1.984127e-5 weeks 4.566e-6 months

-me-qnd in COLD SHUT 00W within the following 24 hours2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months .

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ML20126B612

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