ML20086A488

Proposed Tech Spec 4.6.2.1b Re Containment Spray Sys Performance Criteria

ML20086A488
Person / Time
Site:	Comanche Peak
Issue date:	11/11/1991
From:	TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To:
Shared Package
ML20086A485	List: ML20086A482 ML20086A488
References
NUDOCS 9111190172
Download: ML20086A488 (2)

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. ATTACHMENT 3 TO TXX-91401 MARKED UP TECHNICAL SPECIFICATION I l

FOR OPERATION OF COMANCHE PEAK UNIT 1 l l

WITH REVISED CONTAINHENT SPRAY PUMP l

l SYSTEM PERFORMANCE CRITERIA i

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l 9111190172 911111 POR ADOCK 05000445 i- P PDR '

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CCNTAINMEN? Sei'iV5 3/4.6.2 DEDRE55URIZATION AND CCCLING Sv5TEuS CCNTAINMENT SPDAY 3YSTEM

_L_I.MIT:NG OCNDI*: N #C4 C?ERATICN

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3.6.2.1 ~o ' cecer' cent Containment Soray Systems snali ce CPERAE'E .itn eac, 5 pray System cacable of taking suction from the RWST and manuallj ansferri g suction to tne containment sumo.

ApoLICABIL!Tv: MODES 1, 2, 3, and 4 ACTION:

With one Containment spray System inoceracle, restore the inocerable Containment Soray75ystem to OPERABLE status witnin 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> or be in at least MOT STANCEV witnin the next 6 nours; restore the inoperable Containment Soray System t:

OPERABLE status witnin tne next 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br /> or be in COLD SHUTDOWN witnin tre following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.

SURVE!LLANCE REOU!REMENTS 4.6.2.1 Each Containment spray System shall ce demonstrated OPERABLE:

a. At least once per 31 days by verifying that ach valve (manual power-operated, or automatic) in the flow p 9 that is not 'ocse:.

sealec. or otherwise secured in position, i. n its correct position;

c. Ey seri'ying that in the test mode each tra provides a t:tal O's-charce flow throu h the test header of greater tnan or equal to psid 6600 g:m at 2a y with tne ovmp eductor line open onen tested pursaart to Spec 1;. ation 4.0.5: l

c. At least once. per .3 mpntns during shutdown, cy:

1) verifying that eacn automatic valve in e #1rw path act.ates to its correct position on a Containment Soray Actuatior test signal, and

2) Verifying that eacn spray pump starts automatically or a Containment Spray Actuation test signal anc on a Safety Injection test signal.

d. At least once per 5 jears by performing an air or smoke flo. test tnrough eacn spray neacee and verifying each scray noz:le is unoestructed, i

CCMANCHE PEAK - UNIT 1 3.4 6-11