ML20206E125

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Proposed Tech Specs 3/4.1.5 & 3/4.8.4.5 Re Standby Liquid Control Sys
ML20206E125
Person / Time
Site: Fermi DTE Energy icon.png
Issue date: 11/14/1988
From:
DETROIT EDISON CO.
To:
Shared Package
ML20206E121 List:
References
NUDOCS 8811170411
Download: ML20206E125 (6)
v • d • e


Text

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REACTIVITYCONTROLSYITE

' l 3/4.1.5 STANDlY L10010 COWTROL SYSTEM 2- ,

l LIMITINC Q^MITION FOR OPERAT!DN 3.1.5 The standby liquid control system shall be OPiAASLt. 1 i

i APPLICA81LITY: OPERATIONAL COICITIONS 1, 2, and la .

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a. In OPERATIONAL toeCITION 1 er 2:  ;
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4.1.5 'The standby liquid central systes shall be deoenstrated OPERABLE: ' i l j i s. At least once per 24 heure by verifying that; J 1

1. The temperature of the sedia pentaborate selvsten is greater i than er equal to 70*f.
2. The avallable velues ef eediwe pentaberate solutien ie vithIn r i

the lletts of Figure 3.1.51. I

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J. SEE IN SERT 3.

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t Isot appitcable to centr:1 rods emved per  !

swith any contre) red withdrawn.

j 3pectfIcation 3.9.10.1 or 3.9.10.2. I F

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Attachrrnts to

. MC-88-0241 Page 1 INSERIS FOR PIGOSID SPICIFICATION 3/4.1.5 (

IMPRTA

a. In TERATION, CODITION 1 or 2
1. If one of the following coMitions exist:
a. With one punp aM/or one exnlosive valve inoperable, restore the inoperchle punp ard/or explosive vene to ,

TEFA012 status within 7 days or be in at least ICT SIUIDOct within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />.

b. With one tank heater inoperable, restore the inoperable heater to TEFAnts status within 7 days or at leant every +

8 bcxtra thereafter verity that the scdium rentaborage tank solution torperature is greater than or equal to 70 F l until heater oportbility is restorair otherwise, be in at least Im SIUIDoct within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />. ,

c. With one train c f heat trocing inoporchle, restore the '

inoperable train to TEFABIE status within 7 days or at least every 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> thereaf ter verity that the TEFABIE beat trmire circuits concinuity nonitoring lights are energized and the tcrporature gf the purps cuction piping is greater than or equal to 707 until heat tracirg cSerability is restortdr otherwise, be in at least IUP l SIUIDoct within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />. ,

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2. With the stardby liquid control systm otherwise inoporzble, restore the nyntem to TETMIE status within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> or be in ,

at least im SFUIDuct within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />. l

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b. In TEFATION, CODITIai 5
1. If one of the followiry coniitions exist:  !

l l a. With one purp ard/or one explosive valve inorerable, j i

rectore the iriopertble purp ani/or explosive valw to o TTJMII status within 30 days or innert all incertable  ;

control rcds within the next hour. '

b. With one tank heater iaoperable, restore the inoperable t heater to TEFABIE status within 7 days or at least every  :

8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> thereafter verify that the scdium totaborate tank [

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'1 Attachments to '

t.TC-88-0241 Paje 2 nolution temo:nture in greater than or equal to 70 F until heater operability in rencortd; otherwise, incert all innertable control rods with6 the next tour,

c. With on: i'ain of heat tracing ine.terrble restore the inoperable train 6,o TrJMII statur within 7 days or at '

least every 8 houts thereafter veri @ that the TFJMII heat tracity circuits continuity monitoring lights are energized aM the tuperature gf the pums suction pipiry is greater than or squal to 70 P until heatirvi trtcing operability is restotM; otherwise, insett all insertable control rods within the .wvt ton .

2. With the staMby liquid control systcn otherwise inoperable, restore the system to TrJMII status within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> or incert all insertable control rcds within the next hour.

IMU:RP 4.1.5.a.3 4.1.5.a.3 The heat tracing circuits are TEFABIE by determining that i the tgwporature of the pums suction pipirs is greater than or equal to 70T arti the heat tracire continuity monitor lights are energ ized.

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ELECTRICAL POWfR $Y$T[MS STANDIY LIQUID LOWTROL SYSTEM A550CIATt0 150LAT10N Ofv1Cis i

LIMITING CONDIT!0W FOR OP(RATION 3.8.4.5 All circuit breakers shown in Table 3.8.4.51 srJ',1 be OPERA 8LE.

APP.'CA51L17Y: When standby liquid control system ($LCS) is required to be OPE L JLE.

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With one er more of the circuit breakers shown in Table 3.8.4.51 inoperable ettber:

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s. Restore the inoperable circuit breaker (s) 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

b. Trip the inoperable circuit breaker (s), rack out or remove the device from service within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> and verify the circuit breaker (s) to be racked out ce removed from service at least once per 7 days thereafter and declare tSe3 5LC5ginoperable and apply the ap[propriate ACT10M m *,,1 . e s regvertt b y S ees *eahcot 51S.

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$URVf!LLANCE REQUIRfw[vT$

4.8.4.5 Each of the above required circuit breaker (s) shall be demonstrated .

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a. At least once per 18 months by perforsing a CHANNEL CALIBRATION of I the associated protective relays and a CHANNEL FuhCTIONAL TEST cf ,

each breaker which includes simulatten of actuation of the syster and '

verifying that each relay and associated circuit breaker and over*

current control circuits functions as desigeod.

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b. At least once per 60 months by subjecting each circuit breaker to an r inspection and preventive maintenance in accordance with precoeures l

prepared in conjunction with its manufacturer's recommendations. ,

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STMY LIQUID CONTROL SY$ttW A

@;!Att0150LATION BfVICil 450 V 8510e e no ,undM '

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%C 129 %

Position 2F SLC Neat Trece A J

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Positten BAR SLC hap A J

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SLC Neater A l l Pos1tien K l

'EC 72t 48 j Positten 1AR %C Neat Trace B l

j EC _71E M I t j SLC Pep B  ;

Positten 28 i Posttien 2CR S W Nestar 8 j i

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THIS PAGE ATT ACHED FOR INFORMATION ONLY l

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3/4 8'27 Asenseent No. 22 {

FE MI = UNIT 2 l i

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