ML19275A045: Difference between revisions
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{{#Wiki_filter:g . | {{#Wiki_filter:g . | ||
,,o, Lat*hNStE tVt-Ni IstrOM T p coe. s e.at. m.c.4A [.j._j. ) | ,,o, Lat*hNStE tVt-Ni IstrOM T p coe. s e.at. m.c.4A [.j._j. ) | ||
I 1 | I 1 | ||
% ers.ess r.ne.o,n avee ,=a.a. amaoineo useon.nanaus | % ers.ess r.ne.o,n avee ,=a.a. amaoineo useon.nanaus | ||
Line 25: | Line 24: | ||
17 Oo - I 71.3_.l_1 m..... | 17 Oo - I 71.3_.l_1 m..... | ||
!. ,7 l9..G. , 10 m ! ti ,1011 | !. ,7 l9..G. , 10 m ! ti ,1011 | ||
, _ . ! 7 19+J,G | , _ . ! 7 19+J,G kV dfie i Uk'44' .40e'I4Utd 4 4.ls .',sijen sa d. ( sa.'s.aEs Jse% b is t'sTil Lourtus . norm. power esentav.si..anaserwimauty 1:30 sei. .at.er truible.-euttitto Co IT] I was perfor,nted regard _itig a faul t in_ _th_e .E*iFAS IJnder Wiranile_lbV) circui try. t'ollow-l~.tllj l up testing was being performed on trie tiv | ||
kV dfie i Uk'44' .40e'I4Utd 4 4.ls .',sijen sa d. ( sa.'s.aEs Jse% b is t'sTil Lourtus . norm. power esentav.si..anaserwimauty 1:30 sei. .at.er truible.-euttitto Co IT] I was perfor,nted regard _itig a faul t in_ _th_e .E*iFAS IJnder Wiranile_lbV) circui try. t'ollow-l~.tllj l up testing was being performed on trie tiv | |||
~ | ~ | ||
**A" logic cf rrutt. t!pon .dtsc_overy l'[E tha t t.kier uv A"-I t.ogic oia nd not ind t tate. t t .nas obsi rs,ed tf_ia.t_ trie 15 voit J.iG.] Liever supp!ses tu noin the. A and a uit A4.tuat;1on t.etsinet as as.<*a.<:<i tv de inetrstred | **A" logic cf rrutt. t!pon .dtsc_overy l'[E tha t t.kier uv A"-I t.ogic oia nd not ind t tate. t t .nas obsi rs,ed tf_ia.t_ trie 15 voit J.iG.] Liever supp!ses tu noin the. A and a uit A4.tuat;1on t.etsinet as as.<*a.<:<i tv de inetrstred | ||
[], Q~] l (ou. 4ultage observed 1sut the swit.ches were in. _the_ "on" post tionj . _ _The pur F4Ts0 t sus'pU.es_ rer~c tie $et 48M Wtit._uv__p*.uation drawers _ .eere returned to serv +ce (Cott O ___ | [], Q~] l (ou. 4ultage observed 1sut the swit.ches were in. _the_ "on" post tionj . _ _The pur F4Ts0 t sus'pU.es_ rer~c tie $et 48M Wtit._uv__p*.uation drawers _ .eere returned to serv +ce (Cott O ___ | ||
i s. b e we .4 . | i s. b e we .4 . | ||
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tt 19 1 38 * | |||
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Line 52: | Line 40: | ||
IJ.t k t .xJ 243 Irl 39 LOJ JJ | IJ.t k t .xJ 243 Irl 39 LOJ JJ | ||
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. .>.u m . . . s. am. .<,..c.... | . .>.u m . . . s. am. .<,..c.... | ||
..~.... | ..~.... | ||
-u o n... ... .~a - o.o m u | -u o n... ... .~a - o.o m u | ||
-a i | -a i | ||
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Line 70: | Line 52: | ||
'' %; :s' s....... .,,...... ... G m'.c: . .u .n . , a . a. .. . . . . . . @ | '' %; :s' s....... .,,...... ... G m'.c: . .u .n . , a . a. .. . . . . . . @ | ||
t._]. g j.E | t._]. g j.E | ||
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L C .a ''s .,''1s. C''"''"d r "h :'e r"_ c 'a" . - - . | |||
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sJ...... .::..... " " - | sJ...... .::..... " " - | ||
Line 79: | Line 58: | ||
J<Tvl d I L . . . . "^ | J<Tvl d I L . . . . "^ | ||
I,T_J9. L,7 ....o. ..!.J(M,, | I,T_J9. L,7 ....o. ..!.J(M,, | ||
. . . .. . . . . .. .J o | . . . .. . . . . .. .J o | ||
. . .l . ." | . . .l . ." | ||
E, p-i t 01b..injovt jet | E, p-i t 01b..injovt jet | ||
. .. .. .. ma | . .. .. .. ma | ||
.._m y ' | .._m y ' | ||
. . . . . . . . - . . . o y- | . . . . . . . . - . . . o y- | ||
....... o g]g to r o t ojgt | ....... o g]g to r o t ojgt | ||
. . . ... .. . . : . t . g. | . . . ... .. . . : . t . g. | ||
ce 6 | ce 6 | ||
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n - ,031 2 !M~ | n - ,031 2 !M~ | ||
L L;D,.; w, y -. ~ . | L L;D,.; w, y -. ~ . | ||
........- ,......s | ........- ,......s | ||
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gig Q,i u.,y. :: n 1 L u .t m m :. | gig Q,i u.,y. :: n 1 L u .t m m :. | ||
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. . . . . . . . . . _ . " Ut1cm 7 9083 o o6# -- UW W2 | . . . . . . . . . . _ . " Ut1cm 7 9083 o o6# -- UW W2 | ||
Line 117: | Line 84: | ||
This fs not a repetftive avant. | This fs not a repetftive avant. | ||
l g p lD N ]O & b dM wndAu 6 203) .355 | l g p lD N ]O & b dM wndAu 6 203) .355 | ||
- . .}} | - . .}} |
Latest revision as of 18:29, 1 February 2020
ML19275A045 | |
Person / Time | |
---|---|
Site: | Calvert Cliffs ![]() |
Issue date: | 08/17/1979 |
From: | Beninn R BALTIMORE GAS & ELECTRIC CO. |
To: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
References | |
LER-79-031-01X-01, LER-79-31-1X-1, NUDOCS 7908300624 | |
Download: ML19275A045 (2) | |
Text
g .
,,o, Lat*hNStE tVt-Ni IstrOM T p coe. s e.at. m.c.4A [.j._j. )
I 1
% ers.ess r.ne.o,n avee ,=a.a. amaoineo useon.nanaus
[o l 2.a I l M101 C LCJ ft i 1 is} O_[o 1 - 1 O_j.0 1m u v)a.a914101a- J.tJ_}_Q j@4]M 1 u11 l 1 j@l_,1_j @ c4r i .i.a 4.sccot s ca. := ucu se v..s 4',0f4' 1 t,il]. 'S t.LGl u L.'a .
1A 11,1A1311 ..
17 Oo - I 71.3_.l_1 m.....
!. ,7 l9..G. , 10 m ! ti ,1011
, _ . ! 7 19+J,G kV dfie i Uk'44' .40e'I4Utd 4 4.ls .',sijen sa d. ( sa.'s.aEs Jse% b is t'sTil Lourtus . norm. power esentav.si..anaserwimauty 1:30 sei. .at.er truible.-euttitto Co IT] I was perfor,nted regard _itig a faul t in_ _th_e .E*iFAS IJnder Wiranile_lbV) circui try. t'ollow-l~.tllj l up testing was being performed on trie tiv
~
- A" logic cf rrutt. t!pon .dtsc_overy l'[E tha t t.kier uv A"-I t.ogic oia nd not ind t tate. t t .nas obsi rs,ed tf_ia.t_ trie 15 voit J.iG.] Liever supp!ses tu noin the. A and a uit A4.tuat;1on t.etsinet as as.<*a.<:<i tv de inetrstred
[], Q~] l (ou. 4ultage observed 1sut the swit.ches were in. _the_ "on" post tionj . _ _The pur F4Ts0 t sus'pU.es_ rer~c tie $et 48M Wtit._uv__p*.uation drawers _ .eere returned to serv +ce (Cott O ___
i s. b e we .4 .
1.n.a .~ . Lw.4 G.aJ a.. g.0,.4 c.a.. - a . m. . .: ,..... m ,. s c.u. ... ac, IIEB, i 11 ou. 16.9 1 MGa 1 L1Ou 1 11 tiMJ1 x1 uG t,y_;@ mW @
....... ,m,,...... . . . . ,< u. .s.a~
.....a..-.
..u..... .w .... ,..,
G y . ,.g .. .,a tt 19 1 38 *
'J 1
'2 ,
1 131 at Jdil 2
Lcj J7 1of M
IJ.t k t .xJ 243 Irl 39 LOJ JJ
....~.~...... ,..o,.<
. .>.u m . . . s. am. .<,..c....
..~....
-u o n... ... .~a - o.o m u
-a i
o C,. vase; aJ af SCeUt* r1074 Ataa> 4.OseHli(.4tVt; ,*MI(GNa L'lol L'h"
~
C*"S" "' t h " * * "" 5 **' th* $"'neyuent corrective action is presently under g{"i j g intees t.i.pstions <and will be .fyscrthef_tst,__the_two-m ek_. follow-up repor_t.
E I T 1 L .__-. .._ . _ -- . . . . . _ - -- ...--... . - - - . . . _ . - -
1 I~T 1 L_.. ._ _._- - . - . . . . - .-_ __
ElB L_ _ . _ _ -.__ _ . . -- - - - _ - - _ . . - - - - - - - - . - . _ - - - - -._
%; :s' s....... .,,...... ... G m'.c: . .u .n . , a . a. .. . . . . . . @
t._]. g j.E
. -s ic. ) [1 jo Jo ya w-.' _ __1 L C .a s .,1s. C""d r "h :'e r"_ c 'a" . - - .
' ~
sJ...... .::..... " " -
....x . , ..: . .. . . . O m . . . . ...... @-
J<Tvl d I L . . . . "^
I,T_J9. L,7 ....o. ..!.J(M,,
. . . .. . . . . .. .J o
. . .l . ."
E, p-i t 01b..injovt jet
. .. .. .. ma
.._m y '
. . . . . . . . - . . . o y-
....... o g]g to r o t ojgt
. . . ... .. . . : . t . g.
ce 6
, a . ., ,,
n - ,031 2 !M~
L L;D,.; w, y -. ~ .
........- ,......s
..~...,......b*./
gig Q,i u.,y. :: n 1 L u .t m m :.
~ n
. . . . . . . . . . _ . " Ut1cm 7 9083 o o6# -- UW W2
9 .
LER 79-31/T4 DDCKET NR. 50417 EVENT DATF 07-31-79 REPORT DATE OR-O b79 ATTAct"ENT ,
EVENT DESERTPTION AND PR09fJTLE CONSEQUENCES ~:.
(CnMTIMEpy by 3e00 p.m.
As a consomaanta af these power suppThis beimr de-enero?7ad, the 'A' and "B" UV Tonic wiTd not have achrated in the event an inif,fativt 5 f onal heet occurved.
Test 5npr had heren performed at 04fM the ssmst verniner f ri which the HV "N* 4 lorrft was actustwrf: it 8% therefore, assimi tha+. the de-enwerrientiarr occunarf within the 7$ heter par 4*<f print- to th t. discovery of fAe event At 7:?0 p.m.
This fs not a repetftive avant.
l g p lD N ]O & b dM wndAu 6 203) .355
- . .