ML20214L883
| ML20214L883 | |
| Person / Time | |
|---|---|
| Site: | Fermi  |
| Issue date: | 05/27/1987 |
| From: | DETROIT EDISON CO. |
| To: | |
| Shared Package | |
| ML20214L873 | List: |
| References | |
| NUDOCS 8706010108 | |
| Download: ML20214L883 (4) | |
Text
PB@OSED PAGE CHANGES 8706010108 870527 PDR ADOCK 05000341 P
TABLE 4.8.2.1-1 BATTERYSUtyt!(LANCEREQUIREMENTS i
CATEGORY A )
CATEGORYB(2)
II Parameter Limits for each Limits for each'*
A11euebleW designated pilot connected cell value for each cell connected cell Electrolyte
> Minimum level
> Minimum level Above top of 1svel indication mark, indication asek,
- plates, and < P above and < P above and not max 1Eun level anufaum level overflowing indication mark indication asek Float Volt ga 12.13 volts 12.13 volts
> 2.07 volts W
Not more than uJ 0.020 below the
' U ;N Specific (5 >)
L g,395(6) 1.190 connected cells average of all I
Gravity Ik b
Average of all Average of all connected cells connected cells
> 1.200 1 1.190(6)
]
reltMI - UNIT 2 3/4 8-22 Amendment No. 2 g
.--r m
-.r
.,__m---.-,--.-,--,..-..w,,
.---,..,-------w--m-_-,,.,,-..-_-,,r- -,
y.
m TABLE 4.8.2.1-1 (Continued)
TABLE NOTATIONS (1)For any Category A parameter (s) outside the limit (s) shown, the battery may be considered OPERABLE provided that within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> all the Category B measurements are taken and found to be within their allowable values, and provided all Category A and B parameter (s) are restored to within limits O
within the next 6 days.
g
,i (2)For any Category B parameter (s) outside the limit (s) shown, the battery Uj ]f J
may be considered OPERABLE provided that the Category B parameters are y '
E within their allowable values and provided the Category B parameter (s) are f M
l T R(
restored to within limits within 7 days.
qg (3)Any Category B parameter not within its allowable value indicates an inoperable battery.
,E g (4)May be corrected for average electrolyte temperature.
.{
(5) Corrected for electrolyte temperature and level.
(6)0r battery charging current is less than 2 amperes when on float charge.
(7)F the remai r of the fir fuel cycle ntil restar afterthefgstre-uel outage e Float Vol e Limits an Allowable V ues, for Of sion II
~
if replace nt batteries re not inst led, may be-y CAT)dORYA [
JAiEGORYB(2)/
ll)
P ameter imits for e Limits or each
/110wable(3)
$))
designated lot' conn ed cell
/ value for e h
{
'w<
cell
/
conn ted cell p -J <
tu/
Ig)
>2 volts f'
Float oltage 12.
volts 12.16volys (8)For he remaind of the fir fuel cycle dntil restar after the f'rst re-f 1 outage t Specific G vity Limits 4nd Allowabl alues, for ivision I if replac ent batter s are not i,pstalled, may CAT [ RYA
,/
CATEGO[B(2) ll)
I l
Pa meter mits for each Limits r each llowable designated pilot conne ed cell value fo each connec d cell cell
,/
No more tha
.020 belo he average all Spe fic (5)
_,1.235(6)
Gr vity 1.23 connec d cells
/
A rage of a Av age of al' I
onnected lls netted c is
> 1.240 1 1.230(6
/
/
/
/
/
/
/
\\
l FERMI - UNIT 2 3/4 8-12a Amendment No. 2 l
i
ELECTRICAL POWER SYSTEMS BASES f
A.C. SOURCES,/.C. SOURCES [and ONSITE/0WER DISTRIMION SYSTEd(Continu t
Footn es (7) and
) of Table
.8.2.1-1 ca e applied for the r ainder of the fi t fuel cyc until rest t after the irst refue outage, t Divi-sion 11 f replaceae batteries te not inst ed.
otnotes (7 and (8) of able 4.8.2.
specify th'e normal mits for l
eat designated ilot cell a each conne ed cell for'electroly level, fl t
/
vo age and sp ific gravi The limit for the des'ignated p otcellsfifat
/
v tage and ecific grav y, greater an 2.16 volts and 0.0 below the,manu-
/
acturer's 11 charge ecific gravi or a batte'ry charge current th3t'had j
stabilize at a low va e, is chara eristic ofj4 charged 11 with adequate e'andspe.f capacity The normal imits for e h connected cell for loat volt cific avity, grea r than 2.16 olts and not more th 0.020 bel the manu-factur r's full c rge specific ravity with an avera specific g vity of/all the nnected ce s not more.t n 0.010 below the a ufacturer's,fullchanje sp ific gravit, ensures'th PERABILITVandcapa lityofthedattery./
Operati n with a bat ry cell's,p rameter tside the mal limi but within the llowable val specified in footn es (7) and
)ofTable4.8.2.}I l
is permit d for up to days. During this day period:
(1) the/allowablef values r electrolyt level ensufes no ph ical damage o the p)4tes with,an f
adequa electron tr sfer capacility; (2 the allowa le value for the avetage spec
- ic gravity of all the cells, not re than 0.0 below the manufap(urer's rec mended full arge specific gravi ensures t t the d rease in rating w'
be less th the safety margin ovided in s ing; (3 theallogblevalu r an individ Icell's/pecific vity ensur than a individua cell's specific grav y will not be more an 0.020 b ow the nufactur
's full
/
chargespec'icgravit/andthat he overall apabili of the b tery wil be
/
maintaine ithin an cceptabl imit; and
) the a owable v ue for a indi- /
vidual c l's floa voltage, eater than.10 vol
, ensures he batt y's
/
capabil' y to per rm its d ign functi
/
=
l Amend-ent No. 2 FERMI - UNIT 2 B 3/4 8-2a
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