ML020520181

Tech Spec Pages Amendment No. 142, Revising the Actions Taken for an Inoperable Battery Charger

ML020520181
Person / Time
Site:	Clinton
Issue date:	02/15/2002
From:	NRC/NRR/DLPM/LPD3
To:
References
TAC MB3071
Download: ML020520181 (11)

Text

DC Sources -

Operating 3.8.4 3.8 ELECTRICAL POWER SYSTEMS 3.8.4 DC Sources--Operating LCO

3.8.4 APPLICABILITY

The Division 1, Division 2, Division 3, and Division 4 DC electrical power subsystems shall be OPERABLE.

MODES 1, 2, and 3.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A.

One battery charger on A.l Restore battery 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> Division 1 or 2 terminal voltage to inoperable, greater than or equal to the minimum established float voltage.

AND A.2 Verify battery float current < 2 amps.

once per 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> AND A.3 Restore battery charger to OPERABLE status.

B.

One battery on B.1 Restore battery to 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> Division 1 or 2 OPERABLE status.

inoperable.

C.

Division 1 or 2 DC C.1 Restore Division 1 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> electrical power and 2 DC electrical subsystem inoperable power subsystems to for reasons other OPERABLE status.

than Condition A or B.

D.

Division 3 or 4 DC D.1 Declare High Pressure Immediately electrical power Core Spray System subsystem inoperable, inoperable.

E.

Required Action and E.1 Be in MODE 3.

12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> associated Completion Time not met.

AND E.2 Be in MODE 4.

36 hours4.166667e-4 days <br />0.01 hours <br />5.952381e-5 weeks <br />1.3698e-5 months <br /> Amendment No. 142 3.8-24 CLINTON

DC Sources -

Operating 3.8.4 SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.8.4.1 Verify battery terminal voltage is greater 7 days than or equal to the minimum established float voltage.

SR 3.8.4.2 Verify each Division 1 and 2 battery charger 18 months supplies Ž 300 amps at greater than or equal to the minimum established float voltage for

Ž 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> and each Division 3 and 4 battery charger supplies Ž 100 amps at greater than or equal to the minimum established float voltage for 2 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br />.

OR Verify each battery charger can recharge the battery to the fully charged state within 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> while supplying the largest combined demands of the various continuous steady state loads, after a battery discharge to the bounding design basis event discharge state.

SR 3.8.4.3--------

NOTES------------------

1.

The modified performance discharge test in SR 3.8.6.6 may be performed in lieu of SR 3.8.4.3.

2.

This Surveillance shall not be performed in MODE 1, 2, or 3.

However, credit may be taken for unplanned events that satisfy this SR.

Verify battery capacity is adequate to 18 months supply, and maintain in OPERABLE status, the required emergency loads for the design duty cycle when subjected to a battery service test.

Amendment No. 142 CLINTON 3.8-25

DC Sources -

Operating 3.8.4 This page intentionally left blank Amendment No.

142 3.8-26 CLINTON

DC Scurces--Shutdown 3.8.5 3.8 ELECTRICAL POWER SYSTEMS 3.8.5 DC Sources--Shutdown LCO

3.8.5 APPLICABILITY

The following shall be OPERABLE:

a.

One Class 1E DC electrical power subsystem capable of supplying one division of the Division 1 or 2 onsite Class IE DC electrical power distribution subsystem(s) required by LCO 3.8.10, "Distribution Systems Shutdown";

b.

One Class 1E battery or battery charger, other than the DC electrical power subsystem in LCO 3.8.5.a, capable of supplying the remaining Division ! or Division 2 onsite Class lE DC electrical power distribution subsystem(s) when required by LCO 3.8.10; and

c.

The Division 3 and 4 DC electrical power subsystems capable of supplying the Division 3 and 4 onsite Class lE DC electrical power distribution subsystems, when the High Pressure Core Spray System is OPERABLE for compliance with LCO 3.5.2, "ECCS-Shutdown."

MODES 4 and 5, During movement of irradiated fuel assemblies in the primary or secondary containment.

ACTIONS

-NOTE LCO 3.0.3 is not applicable.

CONDITION REQUIRED ACTION COMPLETION TIME A.

One battery charger A.1 Restore battery 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> on one division terminal voltage to inoperable, greater than or equal to the minimum established float voltage.

AND A.2 Verify battery float Once per 12 current

< 2 amps.

hours AND A.3 Restore battery 7 days charger to OPERABLE status.

Amendment No. 142 CLINTON (continued) 3.8-27

DC Sources-Shutdown 3.8.5 CONDITION REQUIRED ACTION COMPLETION TIME B.

One or more required DC electrical power subsystems inoperable for reasons other than Condition A.

OR Required Action and associated Completion Time of Condition A not met.

B. I Declare affected required feature(s) inoperable.

OR B.2.1 Suspend CORE ALTERATIONS.

AND B.2.2 Suspend movement of irradiated fuel assemblies in the primary and secondary containment.

AND B.2.3 Initiate action to suspend operations with a potential for draining the reactor.

AND B.2.4 Initiate action to restore required DC electrical power subsystems to OPERABLE status.

Immediately Immediately Immediately Immediately Immediately j ___________________________

J ________________

Amendment No. 142 3.8-28 CLINTON

DC Sources--Shutdown 3.8. 5 SURVEILLANCE REQUIREMENTS SURVEILLANCE FREQUENCY SR 3.8.5.1 N----------------NOTE The following SRs are not required to be performed:

SR 3.8.4.2 and SR 3.8.4.3 For DC sources required to be OPERABLE, the following SRs are applicable:

In accordance with applicable SR 3.8.4.1 SRs SR 3.8.4.2 SR 3.8.4.3.

Amendment No.

142 3.8-29 CLINTON

Battery Parameters 3ý.8.6 3.8 ELECTRICAL POWER SYSTEMS 3.8.6 Battery Parameters LCO

3.8.6 APPLICABILITY

Battery parameters for the Division 1, 2, 3,

and 4 batteries shall be within limits.

When associated battery is required to be OPERABLE.

ACTIONS

-NOTE Separate Condition entry is allowed for each battery.

CONDITION REQUIRED ACTION COMPLETION TIME A.

One battery on one A.1 Perform SR 3.8.4.1 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> division with one or more battery cells AND float voltage < 2.07 V A.2 Perform SR 3.8.6.1 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> AND A.3 Restore affected cell 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> voltage > 2.07 V B.

One battery on one B.1 Perform SR 3.8.4.1.

division with float 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> current > 2 amps AND B.2 Restore battery float current to < 2 amps.

12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> (continued)

Amendment No.

]42 CLINTON 3.8-30

Battery Parameters 3.8.6 ACTTC)MS (continued

CONDITION REQUIRED ACTION COMPLETION TIME NOTE Required Action C.2 shall be completed if electrolyte level was below the top of plates.

C.

One battery on one division with one or more cells electrolyte level less than minimum established design limits.

NOTE------------

Required Actions C.l and C.2 are only applicable if the electrolyte level was below the top of plates.

C.I AND C. 2 AND C.3 Restore electrolyte level to above top of plates.

Verify no evidence of leakage.

Restore electrolyte level to greater than or equal to minimum established design limits.

8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> 12 hours 31 days D.

One battery on one D.1 Restore battery pilot 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> division with pilot cell temperature to cell electrolyte greater than or equal temperature less than to minimum minimum established established design design limits, limits.

E.

Batteries in redundant E.1 Restore battery 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> divisions with battery parameters for parameters not within batteries in one

limits, division to within limits.

F.

Required Action and associated Completion Time of Condition A, B,

C, D, or E not met.

OR One battery on one division with one or more battery cells float voltage < 2.07 V and float current > 2 amps.

F. 1 Declare associated battery inoperable.

Immediately Amendment No.

142 1 _

U___

__I 3.8-31 CLINTON

Battery Parameters i 3.e.6

I\\T'TTTNrF PnIITPF.MRNTS SURVEILLANCE SR 3.8.6.1 NOTE--------------------

Not required to be met when battery terminal voltage is less than the minimum established float voltage of SR 3.8.4.1.

Verify each battery float current is

< 2 amps.

FREQUENCY 7 days SR 3.8.6.2 Verify each battery pilot cell voltage is 31 days

> 2.07 V.

SR 3.8.6.3 Verify each battery connected cell 31 days electrolyte level is greater than or equal to minimum established design limits.

SR 3.8.6.4 Verify each battery pilot cell temperature 31 days is greater than or equal to minimum established design limits.

SR 3.8.6.5 Verify each battery connected cell voltage 92 days is

> 2.07 V.

(continued)

Amendment No.142 "QWVTTTnMr7 PEQUIREMENTS 0

i 3.8-32 CLINTON

Battery Parameters 3.8.6 SURVEILLANCE REQUIREMENTS vcontinued; SURVEILLANCE SR 3.8.6.6

-NOTE--

This Surveillance shall not be performed in MODE 1, 2, or 3.

However, credit may be taken for unplanned events that satisfy this SR.

Verify battery capacity is

> 80: of the manufacturer's rating when subjected to a performance discharge test or a modified performance discharge test.

FREQUENCY 60 months AND 12 months when battery shows degradation or has reached 85'.

of the expected life with capacity < 100'ýý of manufacturer's rating AND 24 months when battery has reached 85, of the expected life with capacity > 100%

of manufacturer' s rating Amendment No.

142 i

3.8-33 CLINTON

programs and Manuals 5.5 Program and Manuals (continued) 5.5.14 Battery Monitoring and Maintenance Program This program provides for battery restoration and maintenance, based on the recommendations of IEEE Standard 450-1995, "IEEE Recommended Practice for Maintenance, Testing and Replacement of Vented Lead-Acid Batteries for Stationary Applications,"

including the following:

a.

Actions to restore battery cells with float voltage

< 2.13 V, and

b.

Actions to equalize and test battery cells that had been discovered with electrolyte level below the minimum established design limit.

Amendment No. 142 CLINTON

5. 0-16b