ML20066B258

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Proposed Tech Spec Tables 3.5-4 & 4.1-1 Re Feedwater Isolation Requirements
ML20066B258
Person / Time
Site: Prairie Island  Xcel Energy icon.png
Issue date: 12/26/1990
From:
NORTHERN STATES POWER CO.
To:
Shared Package
ML20066B244 List:
References
GL-89-19, NUDOCS 9101070021
Download: ML20066B258 (8)
v • d • e


Text

.

Exhibit B Prairic Island Nuclear Generating Plant License Amendment Request Dated December 26, 1990 Proposed Changes Marked Up On Existing Technical Specification Pages Exhibit B consists of existing Technical Specification pages with the proposed changes written on those pages.

Existing pages affected by this License Amendment Request are listed below:

TABLE TS.3.5 4

}

TABLE TS.4.1-1 (Page 2 of 5) 9101070021 901226 PDR ADOCK 05000282 p

PDR

TABLE TS.3.5-4 (Page 1 of 2)

INSTRUt1ENT OPERATING CONDITIONS FOR ISOIATION F1111CTIONS 1

2 3

4 MINIMUM MINIMUM PERMISSI BLE OPERATOR ACTION IF OPERABLE DEGREE OF BYPASS CONDITIONS OF COLUMN F11NCTIONAL UtilT CllANNELS REDUNDA!!CY CONDITIONS 1 or 2 CANNOT BE MET 1.

CONTAlther.i. t 15uuu nure a.

Safety Injection

.(See Item No. 1 of Table TS.3.5-3)

Ilot shutdown **

b.

Manual 2

1 Ilot shutdown l

2.

CONTAltiMENT VENT 11ATION ISOIATIO!I a.

Safety Injection (See Item No. 1 of Table TS.3.5-3) liaintain Purge and Inservice Purge Valves closed if (1) conditions b.

liigh Radiation in Exhaust Air 2

1 of a, b, or e cannot be met above COLD SilUTDOWN or (2) if conditions l.

c.

Manual 2

1 of b or e cannot be met during fuel handling in contalrunent.

3.

STEAM LINE IS01ATION a.

111 -111 Steam Flow with Safety 2/ loop 1

Ilot Shutdown **

Inj ec tion ya

<h b.

111 Steam Flow and 2 of 4 Low T,yg 2/ loop 1

Ilot Shutdown **

with Safety Injection j rn c.

111 Containment Pressure 2

1 Ilot Shutdown **

~d O L d.

Manual 1/ loop llot Shutdown **

M L

L 4

EMERGENCY COOLDOWN EQUIPMENT ROOM e

IS01ATION l

a.

liigh temperature in ventilation 2

1 Ilot Shutdown **

system ducts

    • If minimum conditions are not. met within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />, steps shall be taken on t be af fected unit to place the unit in COLD SilUIDOUN conditions.

l l

~

r-v TABLE TS.3.5-4 (Page 2 of 2) e INSTRUMENT OPERATING CONDITIONS FOR ISOIATION FUNCTIONS 1

2 3

4 MINIMUM MINIMUM PERMISSIBLE OPERATOR ACTION IF OPERABLE DECREE OF BYPASS CONDITIONS OF COLUMN FUNCTIONAL UNIT CHANNELS REDUNDANCY CONDITIONS 1 OR 2 CANNOT BE MET 5.

FEEDWATER IS01ATION Ill 111 Steam Generator Level 2

1 Ilot Shutdown **

a.

b.

Safety Injection (See Item No. 1 of Table TS.3.5-3) llot Shutdown **

(

c.

Reactor Trip 2

1 Ilot Shutdown **

with 2 of 4 Low T,yg (Main Valves only) na l

5N G

"M steps shall be taken on the affected unit to place the Ah

.\\ **If minimum conditions are not met within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />, ou unit in COLD SIIUTDOWN conditions.

n N

w W

y n

TABLE TS.4.13 sge 2 of 5)

MItIIMUM FREQUEllCIES FOR CIIECKS. CALIBRATI0flS AND TEST OF INSTRUMENT CllANNELS Functional

Response

Channel Check Calibrate Test Test Remarks 9.

Analog Rod Position S(1)

R T(2)

NA

1) With step counters Description
2) Rod Position Deviation Monitor H(2)

Tested by updating computer bank count and comparing with analog rod position test signal' 10.

Itod Position Bank S(1,2)

NA T(3)

NA

1) Uith analog rod position
2) Following rod motion in excess of H(3) six inches when the cornputer is Counters out of service lib. Steam Generator liigh Level S

R M

NA

3) Control rod banks insertion limit monitor and control rod position deviation rnonitors h

1.

Steam Generator Level S

R H

NA g

S R

H NA K12. Steam 4;eneretoe Flou l

-Hisna tch-S R

NA NA 13.

Charging Flow 14.

Itesidual 11 eat Rercoval S(1)

R NA NA

1) When in operation Pump Flow 15.

Boric Acid Tank Level D.

R(1)

H(1)

.NA

1) Transfer logic to Refueling Unter M Q ;;,3 Storage Tank dy $

P, W

R H(1)

NA

1) Functional test can be performed "g

0 l

16.

Itefueling Water Storage by bleeding transmitter R

y Tank Level 5 k' o

17.

Volume Control Tank S

R NA NA S

R M(1)

NA Ulde Range Containment Pressure 18a. Containment Pressure

1) Isolation Valve Signal SI Signal Harrow Range Containment Pressure S

R H

NA 18b. Containment Pressure Steam Line Isolation l

h kd

  • -Fellowing-inseeHacien-of-the-digital-feedweeer-conerol-systemnnly-steem-flow-channe s-ere-c ee e r

--calibrated -and-tested-in-eeeordanee-with-this-Tebic.

)

Exhibit C Prairie Island Nuclear Generating Plant License Amendment Request Dated December 26, 1990 Revised Technical

cation Pages Exhibit C consists of revised pages for the Prairie Island Nuclear Generating Plant Technical Specification with the proposed changes incorporated.

The revised pages are listed below:

TABLE TS.3.5 4 (Page 1 of 2) 7t.*;LE TS.3.5 4 (Page 2 of 2)

TABIL TS.4.1-1 (Page 2 of 5)

i

-l TABLE TS.3. 5-4 (Page 1 of 2)

INSTRUMENT OPERATING CONDITIONS FOR ISOLATION FUNCTIONS I

l 1

2 3

4 l

MINIMUM MINIMUM PERMISSIBLE OPERATOR ACTION IF OPERABLE DEGREE OF BYPASS CONDITIONS OF COLLMN FUNCTIONAL UNIT CHANNELS REDUNDANCY CONDITIONS 1 OR 2 CANNOT BE MET l

l i

l 1.

CONTAINMENT ISOLATION i

f a.

Safety Injection (See Item No. 1 of Table TS.3.5-3)

Ilot Shutdown **

b.

Manual 2

1 Hot Shutdown t

l 2.

CONTAINMENT VENTILATION ISOLATION I

i a.

Safety Injection (See Item No. 1 of Table TS 3.5-3)

Maintain Purge and Inservice Purge Valves closed if (1) conditions t

l b.

liigh Radiation in Exhaust Air 2

I.

of a, b, or c cennot be met above COLD SHUTDON or (2) if conditions i

f c.

Manual 2

1 of b or c cannot be met during fuel handling in containment.

l

[

3.

STEAM LINE IS01ATION i

a.

111-111 Steam Flow with Safety 2/ loop 1

!!ot Shutdown **

Inj ection f

i i

b.

Ili Steam Flow and.. 2 of 4 Low T 2/ loop 1

Hot Shutdown **

f y

with Safety Injection

-e f

i i

2$

c.

111 Containment Pressure 2

1 Hot Shutdown **

$E

-e d.

Manual 1/ loop Ilot Shutdown **

o?

b "Y

4.

EMERGENCY C00LDO'.'N EQUIPMENT ROOM OY IS01ATION a.

High temperature in ventilation 2

1 Ilot Shutdown **

systec+ ducts i

    • If minimum conditions are not met within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />, steps shall be' taken on the affected unit to place the unit in COLD S11UTDOWN conditions.

6

I.

t f

i l

. Y L

TABLE TS.3.5-4 (Page 2 of 2)

[

INSTRUMENT OPERATING CONDITIONS FOR ISOIATION FlMCTIONS

~l I

1 2

3 4

~

i i

MINIMUM MINIMUM PERMISSIBLE OPERATOR ACTION IF E

OPERABLE DEGREE OF BYPASS CONDITIONS OF COLLNN FUNCTIONAL UNIT CHANNELS REDUNDANCY CONDITIONS 1 OR 2 CANNOT BE MET i

5.

FEEDWATER ISOIATION f

L a.

Hi Hi Steam Generator Level 2

1 Hot Shutdown **

b.

Safety Injection (See Item No. 1 of Table TS.3.5-3)

Hot Shu"down**

c.

Reactor Trip 2

1 Hot Shutdown **

t i

with 2 of 4 low T,y f

(Main Valves only) l

[

\\

\\

l I

QY S !!

[

em 7

ws r

i L

    • If minimum conditions are not met within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />, steps shall be taken on the affected unit to place the c-i unit in COLD SHUTDOWN conditions.

" Y.

t i

t f

}

TABLE TS.4.1-1 (Page 2 of 5)

MINIMUM FREOUENCIES FOR CHECKS. CALIBRATIONS AND TEST OF INSTRUMENT C11AN'JELS Functional

Response

Channel Description Check Calibrate Test Test Remarks 9.

Analog Rod Position S(l)

R T(2)

NA

1) With step counters
2) Rod Position Deviation Monitor M(2)

Tested by updating computer bank j

count and comparing with analog j

rod position test signal 10.

Rod Position Bank S(1,2)

NA T(3)

NA

1) With analog rod position
2) Following rod motion in excess of Counters M(3) six inches when the computer is out of service
3) Control rod banks insertion limit monitor and control rod position deviation monitors lla. Steam Generator Low Level S

R M

NA lib. Steam Generator High Level S

R M

NA 12.

Steam Flow S

R M

NA S

R NA NA 13.

Charging Flow 14 Residual Heat Removal S(1)

R NA NA

1) When in operation Pump Flow 15.

Boric Acid Tank Level D

R(1)

M(1)

NA

1) Transfer logic to Refueling Water Storage Tank

, E'

= c-W R

M(1)

NA

1) Functionni test can be performed 77 16.

Refueling Water Storage by bleeding transmitter

~~

Tank Level o-17.

Volume Control Tank S

R NA NA

-y 18a. Containment Pressure S

R M(1)

NA Vide Range Containment Pressure 1)

Isolation Valve Signal SI Signal 18b. Containment Pressure S

R M

NA Narrow Range Containment Pressure Steam Line Isolation i

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