ML20009A878

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Marked-up Tech Spec Pages 3/4 3-5,3-7,3-12,3-22,3-23 & 6-40, Reflecting Corrections of Minor Administrative Errors
ML20009A878
Person / Time
Site: Sequoyah  Tennessee Valley Authority icon.png
Issue date: 07/08/1981
From:
TENNESSEE VALLEY AUTHORITY
To:
Shared Package
ML20009A874 List:
References
NUDOCS 8107140396
Download: ML20009A878 (6)
v • d • e


Text

_ .. .. _ _ _ . _ _ _ _ _ . _ ._

TABLE 3.3-1 (Continued)

TABLE NOTATION With the reactor t-ip system breakers in the closed position, the control rod drive ' ,rstem capables of rod withdrawal, and fuel in the reactor vessel.

xx The channel (s) associated with the protective functions derived from the out of service Reactor Coolant Loop shall be placed in the tripped condition.

The provisions of Specification 3.0.4 are not applicable.

High voltage to detector may be de-energized above the P-6 (Block of Source Range Reactor Trip) setpoint.

ACTION STATEMENTS ACTION l - With the number of OPERABLE channels one less than required by the Minimum Channels OPERABLE requirement, restore the inoperable channel to OPERABLE status within 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br /> or be in 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/or open the reactor trip breakers.

ACTION 2 - With the number of OPERABLE channels one less than the Total Number of Channels, STARTUP and/or POWER OPERATION may proceed Q provided thc following conditions are satisfied:

V) a. The inoperable channel is placed in the tripped condition within i hour.

b. The Minimum Channels OPERABLE requirement is met; however, one additional channel may be bypassed for up to 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> for surveillance testing ner Specificationy.-Mf

.2. I . I . l

c. Either, THERMAL POWER is restricted to less t an or equal l to 75% of RATED THERMAL POWER and the Power Range, Neutron Flux trip setpoint is reduced to less than or equal to 85% of RATED THERMAL POWER within 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br />; or, the QUADRANT POWER TILT RATIO is monitored at least once per 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />.
d. The QUADRANT POWER TILT RATIO, as indicated by the remaining three detectors, is verified consistent with the normalized symmetric power distribution obtained by using the movable incore detectors in the four pairs of symmetric thimble locations at least once per 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> when THERMAL POWER is greater than 75% of RATED THERMAL POWER.

77/ERE IS NO </, 3.1.1 o r- t/,3. 'l, j i

[.

l 77 V

l SEQUOYAH - UNIT 2 3/4 3-5 l

l 8107140396 810708 PDR ADOCK 05000327 P PDR

_ TABLE 3.3-1 (Continued)

ACTION 8 - With less than the Minimum Number of Channels OPERABLE, declare the interlock inoperable and verify that all affected channels of the functions listed below are OPERABLE or apply the appro-priate ACTION statement (s) for those functions. Functions to be evaluated are:

a. Source Range Reactor Trip.
b. Reactor Trip Low Reactor Coolant Loop Flow (2 loops)

Undervoltage Underfrequency Turbine Trip Pressurizer Low Pressure Pressurizer High Level

c. Reactor Trip Low Reactor Coolant Loop Flow (1 loop)
d. Reactor Trip

.- Intermediate Range Low Power Range Source Range v

ACTION 9 - With a channel associated with an operating loop inoperable, restere the inoperable channel to OPERABLE status within 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> or be in HOT STANDBY ithin the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />; however, one channel associated with an operating lo9p may be bypassed for up to 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> for surveillance testing uer Specification i,3cPtf

$,%lh.h ACTION 10 - With one channel inoperable, restore the inoperable channel to OPERABLE status within 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> or reduce THERMAL POWER to below the P-8 (Block of Low Reactor Coolant Pump Flow) setpoint, within the next 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br />. Operation below the P-8 (Block of Low Reactor Coolant Pump Flow) setpoint, may continue pursuant to ACTION 11.

ACTION 11 - With less than the Minimum Number of Channels OPERABLE, operation may continue provided the inoperable channel is placed in the tripped condition within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br />.

ACTION 12 - With the number of OPERABLE channels one less than required by the Minimum Channels OPERABLE requirement, 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 />; however, one channel may be bypassed for up to 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> for surveillance testing per Specification L.J-P."T' provided the other channel is OPERABLE. g j, g h

a SEQUOYAH - UNIT 2 3/4 3-7

IAHlE 4.3-1 (Continued) g REAC10R 'IRIP SYSilM INSTRUMfNTATION SURVLilLANCE REQUIREMENIS 8

CilANNEL MODES FOR WillCil h CilANHL L CilANNLl. fUNCIIONAL SURVL1LiANCf IS FUNCTIONAL UNil , CilLCK CAtillHAll0N TEST REQlllRLD q U

N

15. Steam /leedwater Ilow Mismatch and tow Steam Generator Water Level S R H 1, 2 hs
16. Undervoltage - Reactor Coolant N.A. R H I Pumps
17. lindertrequency - Reactor Coolant N.A. R H I Q Pumps >
18. lurbine Trip t

g R

u A. Low fluid Oil Pressure N.A. . N.A. S/U(1) I @

, 11 . lurbine Stop Valve Closure N.A. N.A. S/U(1) ,

1

19. Safety injection input from ESF N.A. N.A. M(d # 1, 2 1, 2, and
  • A
20. Reactor Irip Breaker N.A. N.A. M(S) .and S/U(1)
21. Automatic Irip l.ogic N.A. N.A. M(5) 1, 2, and *
22. Reactor l rip System Interlocks A. Intermediate Range N.A It S/U (8) 2, and ^

Neutron flux, P-6 .

11 . Power Range Neutron N.A. R S/U (8) 1 Q f lux , l'- 7 q C. Power Range Neutron N.A. R S/U (8) I p ilux, P-8 D. Power Range Neutron N.A. R S/U (8) 1, 2 Ilux, P-10 L. 'lurbine impulse Chamber N.A. R S/U (8) 1 Pressure, P-13 C- f. Reactor Irip, P-4 H.A. R S/U (8) 1, 2, and

  • I~ Power Range N&uhen N.A. R S/u (& 1 Flta , p. 9

TABLE 3.3-3 (Continued)

TABLE NOTATION

  • Trio function may be bypassed in this MODE below P-ll (Pressurizer Pressure j,Slock of Safety Injection) setpoint.

Trip function may be bypassed in this MODE below P-12 (Tavg Block of Safety Injection) setpoint.

,,,The channel (s) associated with the protective functions derived from the out of service Reactor Coolant Loop shall be placed in the tripped mode.

A The provisions of Specification 3.0.4 are not applicable.

ACTION STATEMENTS ACTION 15 - With the nun.ber of OPERABLE Channels one less than the Total Number of Channels, be in HOT STANOBY within 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 />; however, one channel may be bypassed for up to 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> for surveillance testing per Soecification 4.2,Get providea the other channel is OPERABLE. tj,3,2, f , l ACTION 16 - With the numcer of OPERABLE Channels one less than the Total Numcer of Channels, operation may proceed until performance of the next required CHANNEL FUNCTIONAL TEST, provided the inoperable cnannel is placed in the tripped condition within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br />.

ACTION 17 - With a channel associated with an operating loop inoperable, restore the inoperable channel to OPERABLE status within 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> or be in at least HOT SHUTC0%N within the following 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />; however, one cnannel associated with an operating loop may ce bypassed for up to 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> for surveillance testing per Specification L.3cF11 t/ . '3. 2.1. 1 ACTION 18 - With the numcer of OPERABLE Channels one less than the Total Number of Channels, operation may pr0ceed provided the inoperable channel is pla'ed in the bypassed condition and the Minimum Channels OPERAsLE requirement is demonstrated within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br />; one additional channel may be bypassed for up to 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> for surveillance testing per Specification AM. /f, J,y, f, f ACTION 19 - With less than the Minimum Channels OPERABLE, operation may continue provided the containment ventilation isolation valves are maintained closed. [

ACTION 20 - With the numoer of OPERABLE Channels one less than the Total Numoer of Channels, restore the inoperable channel to CPERABLE status within 28 hours3.240741e-4 days <br />0.00778 hours <br />4.62963e-5 weeks <br />1.0654e-5 months <br /> or 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 SHUTD0%N within the following 20 hours2.314815e-4 days <br />0.00556 hours <br />3.306878e-5 weeks <br />7.61e-6 months <br />. ,

i l

SEQUOYAH - UNIT 2 3/4 3-22

TABLE 3.3-3 (Continued)

ACTION 21 - With the number of OPERA 8LE Channels one less than the Total Number of Channels, STARTUP and/or POWER OPERATION may proceed provided the following conditions are satisfied:

a. The inoperable channel is placed in the tripped condition within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br />.
b. The Minimum Channels OPERABLE requirements is met; however, one additional channel may be bypassed for up to 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> forsurveillancetestingperSpecification43t"T.Z/,"3,2,j,j ACTION 22 - With less than the Minimum Number of Charaels OPERABLE, declare the interlock inoperable and verify that all affected channels of the functions listed below are OPERABLE or apply the appropriate ACTION statement (s) for those functions. Functions to be evaluated are:
a. Safety Injection Pressurizer Pressure
b. Safety Injection High Steam Line Flow Steam Line Isolation High Steam Line Flow Steam Dump
c. Turbine Trip Steam Generator Level High-High '

Feedwater Isolation Steam Generator Level Hign-High ACTION 23 - With the number of OPERABLE channels one less than the Total i

Number of Channels, be in at least HOT STANCBY within 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> I

and in at least 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 />; l however, one channel may be bypassed for up to 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> for surveillance testing per Specification pd:t" Q 3,2,7, /

l ACTION 24 - With the number of OPERABLE channels one less than the Total l Number of Channels, restore the inoperable channel to OPERABLE l status within 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br /> or be in at least HOT STANDBY within

! 6 hou s and in at least HOT SHUTDOWN within the following 5 hours5.787037e-5 days <br />0.00139 hours <br />8.267196e-6 weeks <br />1.9025e-6 months <br />.

With the numcer of OPERABLE channels one less than .e -::a l

ACTION 25 -

Numcer of Channels, restore the inoceraDie channel to GPERASLE l l

status within 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br /> or declare the associated valve inoperable j and take the ACTION required by Specificatien 3.7.1.5 I

(

i l

i SEQUOYAH - UNIT 2 3/4 3-23 l

CONTAINMENT SYSTEMS 3/4.6.6 VACUUM RELIEF VALVES LIMITING CONDITION FOR OPERATION 3.6.6 The primary containment vacuum relief valves shall be OPERABLE with an actuation set point of less than or equal to 0.1 psid. ,

APPLICABILITY: MODES 1, 2, 3 and 4. .

ACTION:

With one primary containment vacuum relief valve inoperable, restore the valve to OPERABLE status within 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> or 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 />.

SURVEILLANCE REQUIREMENTS 4.6.6 No additional Surveillance Requirements other than those required by

Specification 4.0.5.

TM/s PAGE is A- buP)./ CAT'E o )= PA GE 3/q 6 -- 39 . f4 EASE DEU. EYE.

l l

SEQUOYAH - UNIT 2 3/4 6-40 f

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