ML20086Q794

Proposed TS Srs,Incorporating as Left Setting Requirement for Pressurizer & Main Steam Line Code Safety Valves

ML20086Q794
Person / Time
Site:	Waterford
Issue date:	07/25/1995
From:	ENTERGY OPERATIONS, INC.
To:
Shared Package
ML20086Q793	List: ML20086Q790 ML20086Q794
References
NUDOCS 9507280195
Download: ML20086Q794 (5)

Text

'

3/4.7 PLANT SYSTEMS i 3/4.7.1 TURBINE CYCLE i SAFETY VALVES ,

LIMITING CONDITION FOR OPERATION 3.7.1.1 All main steam line code safety valves shall be OPERABLE with lift settings as specified in Table 3.7-1.

APPLICABILITY: MODES 1. 2. and 3.

ACTION:

a. With both reactor coolant loops and associated steam generators in operation and with one or more main steam line code safety valves inoperable, operation in MODES 1. 2 and 3 may proceed provided. that within 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br />, either the inoperable valve is restored to OPERABLE status or the Linear Power Level-High trip setpoint is reduced per Table 3.7-2: otherwise, be in at least HOT STANDBY within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.

b. The provisions of Specification 3.0.4 are not applicable.

SURVEILLANCE REQUIREMENTS 4.7.1.1 No-addi-t4onabSurve!"ance-Requirementsether-than those required by Specificat4en 44-6 Verify each required main steam line code safety valve lift setpoint per Table 3.7-1 in accordance with Specification 4.0.5. Following testing,_ lift setting.s shall be within ,-

1 1%.

V WATERFORD - UNIT 3 3/4 7-1 9507280195 950725 PDR ADDCK 05000382 P PDR

.=

TABLE 3.7-1 STEAM LINE SAFE"Y VALVES PER LOOP VALVE NUMBER LIFT [PTING( 44 3%)

• LRIFICE SIZE }

Line No. 1 Line No. 2

a. 2MS-R613A 2MS-R619B 1070 psig 26 in2 (MS-106A) (MS-106B) b 2MS-R614A 2MS-R620B 1085 psig 26 in2 (MS-108A) (MS-1089)

c. 2MS-R615A 2MS-R6218 1100 psig 26 in2 (MS-110A) (MS-1108)

d. 2MS-R616A 2MS-R622B 1115 psig 26 in2 (MS-112A) (MS-112B)

e. 2MS-R617A 2MS-R623B 1125 psig 26 in2 (MS-113A) (MS-1138)

f. 2MS-R618A 2MS-R624B 1135 psig 26 in2 (MS-114A) (MS-114B)

• The lift setting pressure shall correspond to ambient conditions of the valve at nominal operating temperature and pressure.

WATERFORD - UNIT 3 3/4 7-2

, g, , ar ' :

TABLE 3.7-2 .

MAXIMLN ALLOWABLE LINEAR POWER LEVEL-HIGH TRIP SETPOINT WITH INOPERASLE STEAM LINE SAFETY VALVES DURING OPERATION WITH BOTH STEAM GENERATORS MAXIMUM ALLOWABLE LINEAR POWER MAXIMUM NUMBER OF INOPEPABLE SAFETY LEVEL-HIGH TRIP SETPOINT VALVES ON ANY OPERATDIG STEAM GENERATOR (PERCENT OF RATED THERMAL POWER) 1 86.8 2 69.4 3 52.1 34r7 l l

WATERFORD - UNIT 3 3/4 7-3

. - _ _ _ _ _ _ _ - - _ _ _ _ _ - _ _ - _ - . - - . , _ ~ - - - _ . - ..

REACTDR COOLANT SYSTEM 3/4.4.2 SAFETY VALVES SHUTDOWN LIMITING CONDITION FOR OPERATION 3.4.2.1 A minimum of one pressurizer code safety valve shall be OPERABLE with a lift setting of 2500 psia i--1% i 3t.* l APPLICABILITY: MODE 4.

ACTION:

With no pressurizer code safety valve OPERABLE. immediately suspend all operations involving positive reactivity changes (except cooldown in shutdown cooling) and place an OPERABLE shutdown cooling loop into operation.

SURVEILLANCE REQUIREMENTS 4.4.2.1 -440-addittenal SurvetMance Requirements other than those required 4y Spec 4f4 cat-kn4A6. Verify each required pressurizer code safety valve is OPERABLE in accordance with Specification 4.0.5. Following testing, lift settings shall be within i It.

• The lift setting pressure shall correspond to ambient conditions of the valve at nominal operating temperaturc and pressure.

I WATERFORD - UNIT 3 3/4 4-7 l

1

REACTOR COOLANT SYSTEM

' OPERATING LIMITING CONDITION FOR OPERATION 3.4.2.2 All pressurizer code safety valves shall be OPERABLE with a lift setting of 2500 psia t-1*

• 3t.* l APPLICABILITY: MODES 1, 2. and 3.

ACTION; With one pressurizer code safety valve inoperable. either restore the inoperable valve to OPERABLE status within 15 minutes or be in at least HOT STANDBY within 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in HOT SHUTDOWN within the following 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />.

SURVEILLANCE REQUIREMENTS 4.4.2.2-440-addit 40nal--Surve144ance-Requirements-other--than those required-by Spec 4f4 cat 4on-44-Tw Verify each required pressurizer code safety valve is OPERABLE in accordance with Specification 4.0.5. Following testing, lift settings shall be within i it.

• The lift setting pressure shall correspond to ambient conditions of the valve at ti; mal operating temperature and pressure.

WATERFORD - UNIT 3 3/4 4-8 i