ML20079B566

From kanterella
Revision as of 23:54, 14 December 2024 by StriderTol (talk | contribs) (StriderTol Bot change)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search
Proposed TS Page 3/4 3-20a,providing Revised Language to Clarify That Tie Breakers NG0116 & NG0216 May Be Closed for Up to 8 H to Repair Failed or Degraded Equipment
ML20079B566
Person / Time
Site: Callaway Ameren icon.png
Issue date: 12/22/1994
From:
UNION ELECTRIC CO.
To:
Shared Package
ML20079B563 List:
References
NUDOCS 9501060203
Download: ML20079B566 (2)


Text

<

-. ~

' ae L/.

V TABLE 3.3-3 (continued)

ACTION STATEMENTS (continued) q 4

ACTION 18.-

With'the number of OPERABLE channels one less than the Minimum '

Channels OPERABLE requirement, restore the inoperable channel to I

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 at least HOT STANDBY within -

I 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 />.

r t

ACTION 19 -

With the number of OPERABLE channels one less than the Total Number of Channels, STARTUP and/or POWER OPERATION may I

proceed provided the following conditions are satisfied:

a.

The inoperable channel is placed in the tripped condition within 1 l

hour,and l

b.

The Minimum Channels OPERABLE requirement is met; however, y

the inoperable 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 i

surveillance testing of other channels per Specification 4.3.2.1.

For Functional Unit 8.b. (Loss of Power - grid degraded voltage) tie breaker 52 NG0116 tstween busses NG01 and NG03 or the tie breaker 52 1

NG0216 between busses NG02 and NG04 may be closed for up to 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />

--+

. Closing an NG bus tie breaker

[

makes the 4 bus depraded voltage channels for the respective NB bus -

l inoperable. When tl~e 8 hour9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> time is exceeded apply Specification 3.0.3.

j

'i ACTION 20 -

With less than the Minimum Channels OPERABLE,~ within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> determine by observation of the associated permissive annunciator

]

window (s) that the interlock is in its required state for the existing j

plant condition, or apply Specification 3.0.3.

3 With the number of OPERABLE channels one less than the Minimum l

ACTION 21 Channels OPERABLE requirement, be in at least HOT STANDBY within j

6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> 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 />; however, one 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 4.3.2.1 provided the other channel is OPERABLE.

i ACTION 22 -

With the number of OPERABLE channels one less than the Total Number of Channels, restore the inoperable channel to OPERABLE i

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 the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> 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 />.

ACTION 23 -

With the number of OPERABLE channels one less than the Total Number of Channels, 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 declare the associated valve inoperable and take the ACTION required by Specification 3.7.1.5.

1 ACTION 24 -

With the number of OPERABLE channels one less than the Minimum Channels OPERABLE requirement, declare the affected auxiliary feedwater pump inoperable and take the ACTION required by Specification 3.7.1.2.

CALLAWAY - UNIT 1 3/4 3 20a Amendment No. 84,85 i

9501060203 941222 Correction letter of 1/6/94

)

-PDR ADOCK 05000483 P-PDR

.m-

+

e-TABLE 3.3-3 (continued) 9' ACTION STATEMENTS (continued) s ACTION 18. -

With the number of OPERABLE channels one less than the Minimum Channels OPERABLE requirement, restore the inoperable channel to j

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 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 />.

ACTION 19 -

With the number of OPERABLE channels one less than the Total l

' 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 '

hour, and b.

The Minimum Channels OPERABLE requirement is met; however, the inoperable 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 L;

wrveillance testing of other channels per Specification 4.3.2.1.

]

For Functional Unit 8.b. (Loss of Power - grid degraded voltage) tie breaker 52 NG0116 between busses NG01 and NG03 or the tie breaker 52

.I NG0216 between busses NG02 and NG04 may be closed for up to 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> i

to repair failed or degraded equipment. Closing an NG bus tie breaker l

makes the 4 bus degraded voltage channels for the respective NB bus inoperable. When the 8 hour9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> time is exceeded apply Specification 3.0.3.

{

ACTION 20 -

With less than the Minimum Channels OPERABLE, within~ 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> i

determine by observatiors of the associated permissive annunciator window (s) that the interlock is in its required state for the existing j

plant condition, or apply Specification 3.0.3.

With the number of OPERABLE channels one less'than the Minimum ACTION 21 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 /> and ia 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 />; however, one 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 4.3.2.1 provided the other channel is OPERABLE.

ACTION 22 -

With the number of OPERABLE channels one less than the Total l

Number of Channels, 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 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 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 />.

-t ACTION 23 -

With the number of OPERABLE channels one less than the Total r

Number of Channels, 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 declare the associated valve inoperable and j

take the ACTION required by Specification 3.7.1.5.

ACTION 24 -

With the number of OPERABLE channels one less than the Minimum Channels OPERABLE requirement, declare the affected auxiliary f

feedwater pump inoperable and take the ACTION required by Specification 3.7.1.2.

CALLAWAY - UNIT 1 3/4 3-20a Amendment No. 64, 85 f

Correction letter of 1/6/94

. - _ _, - _.