ML19270G986: Difference between revisions
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{{#Wiki_filter:....%.t. .. m . . . . . . .. . . _ . | {{#Wiki_filter:....%.t. .. m . . . . . . .. . . _ . | ||
17-778' | 17-778' | ||
: i. . LICENSEE EVENT REPORT | : i. . LICENSEE EVENT REPORT CONTROL BLOCK: ! l l l l l (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 6 lo t l I l L l D l R l S l 2_j@l 0l0 l- l Ol 0l 0l 0l 0 l -l 010 25l@l 264 l I l 1 l 1 l 1 l@l57 C lA1 53 @ | ||
CONTROL BLOCK: ! l l l l l (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 6 lo t l I l L l D l R l S l 2_j@l 0l0 l- l Ol 0l 0l 0l 0 l -l 010 25l@l 264 l I l 1 l 1 l 1 l@l57 C lA1 53 @ | |||
7 8 9 LlCENSEE CCOE 14 13 ucENSE NUMt;ta LICENSE TYPE .10 CCN'T 7 | 7 8 9 LlCENSEE CCOE 14 13 ucENSE NUMt;ta LICENSE TYPE .10 CCN'T 7 | ||
0 1 d | 0 1 d | ||
5$0c W hl0l5l0l0l0l2l3 l7 hl0 l6 In IAI7l0lh 0lAlt !4!7 l o lh | 5$0c W hl0l5l0l0l0l2l3 l7 hl0 l6 In IAI7l0lh 0lAlt !4!7 l o lh 60 61 DOCKET NuveEn G3 G9 Ev tint CATC 74 75 REPORT DATE a0 EVENT CESCRIPTION AND PROGABLE CCNSEQUENCES h o I y 1 l During normal unit operation the 2B recire MG set field circuit breaker tripped open. l o 3 l In accordance with Tech Spec 3.6.H4 the speed of the remaining recire pu=p was l n 4 [ immediately reduced to less than 65%. This event has minimal safety significance l ois 1since the 2A recire pump rem ined operating. No previous occurrences of this nature ; | ||
60 61 DOCKET NuveEn G3 G9 Ev tint CATC 74 75 REPORT DATE a0 EVENT CESCRIPTION AND PROGABLE CCNSEQUENCES h o I y 1 l During normal unit operation the 2B recire MG set field circuit breaker tripped open. l o 3 l In accordance with Tech Spec 3.6.H4 the speed of the remaining recire pu=p was l n 4 [ immediately reduced to less than 65%. This event has minimal safety significance l ois 1since the 2A recire pump rem ined operating. No previous occurrences of this nature ; | |||
o is i L have been reported. l oI7 l l 0l8 l l 7 8 g 60 SYSTEtt CAUSE CAUSE - Cov P. VAtvE COCE CODE SU3 CODE COM?ONENT CODE SUSCOCE SUCCOCE | o is i L have been reported. l oI7 l l 0l8 l l 7 8 g 60 SYSTEtt CAUSE CAUSE - Cov P. VAtvE COCE CODE SU3 CODE COM?ONENT CODE SUSCOCE SUCCOCE | ||
_p ! O l C l 3 lh lE lh l A lh l II N l S l T l R l U lh lE lh lZj @ ? G 9 10 11 12 13 18 la SECUE N TI AL OCCURRENCE REFCRT HEVIS' Oft LE A RO EVENTYEAR REPCHTr 0. . | _p ! O l C l 3 lh lE lh l A lh l II N l S l T l R l U lh lE lh lZj @ ? G 9 10 11 12 13 18 la SECUE N TI AL OCCURRENCE REFCRT HEVIS' Oft LE A RO EVENTYEAR REPCHTr 0. . | ||
CCCE TYPE NO. | CCCE TYPE NO. | ||
h,REPC u BE l7 4 [--j l 014l1 l l/l l013 l l Ll l-l 0l 21 22 23 24 26 27 28 29 30 31 32 ACTION FUTURE EFFECT Swi tTDC'.%N ATTACHMENT P.Pn D-4 PRIVE CCitP. CO V P C '.' E NT T AK E's ACTICN O! PLANT METHOO HOURS SUOWTTE D PCH Ni bCB. SUPTI.tER MANUFACTURER | h,REPC u BE l7 4 [--j l 014l1 l l/l l013 l l Ll l-l 0l 21 22 23 24 26 27 28 29 30 31 32 ACTION FUTURE EFFECT Swi tTDC'.%N ATTACHMENT P.Pn D-4 PRIVE CCitP. CO V P C '.' E NT T AK E's ACTICN O! PLANT METHOO HOURS SUOWTTE D PCH Ni bCB. SUPTI.tER MANUFACTURER | ||
[A,j@l2l@ | [A,j@l2l@ | ||
33 34 l35 Bl@ lZ lh 10 l 0l 118l lNl@ lYl@ l N lh 3G 37 40 41 42 43 l44H l 1 ! 5 l 71@ 47 CAUSE CESCRIPTION AND CORRECTIVE ACTICNS h i 3 ICause was the field circuit breaker tricoinz open due to failure of notential I i i itram former in voltate reau'lator circuit. Faulty transfor er was reolaced and the I i 12 l pumo restarted satisfactorily. No additional corrective -action necessary due to I i a j singular occurrence. I i a [ l 7 s 9 80 ST 3 % PC AER OTHER STATUS CIS O RY DISCOVERY DESCRIPTION 1 5 l Elh l0 l 9 l4 'Jhl "N/A l l A lhl Operator Observation l | 33 34 l35 Bl@ lZ lh 10 l 0l 118l lNl@ lYl@ l N lh 3G 37 40 41 42 43 l44H l 1 ! 5 l 71@ 47 CAUSE CESCRIPTION AND CORRECTIVE ACTICNS h i 3 ICause was the field circuit breaker tricoinz open due to failure of notential I i i itram former in voltate reau'lator circuit. Faulty transfor er was reolaced and the I i 12 l pumo restarted satisfactorily. No additional corrective -action necessary due to I i a j singular occurrence. I i a [ l 7 s 9 80 ST 3 % PC AER OTHER STATUS CIS O RY DISCOVERY DESCRIPTION 1 5 l Elh l0 l 9 l4 'Jhl "N/A l l A lhl Operator Observation l A Tivt TY CO TENT RELEASED OF PELE ASE AuGUNT OF ACTIVITY LOCATION OF RELEASE 1 6 l Z! l2l N/A l l N/A l 7 a 3 10 1 44 45 80 pen 00NNEL EyPOSUHES PdUUtiE R TYPE DEScaiPTIC;4 D ' | ||
A Tivt TY CO TENT RELEASED OF PELE ASE AuGUNT OF ACTIVITY LOCATION OF RELEASE 1 6 l Z! l2l N/A l l N/A l 7 a 3 10 1 44 45 80 pen 00NNEL EyPOSUHES PdUUtiE R TYPE DEScaiPTIC;4 D ' | |||
1 I 7 l [ _01 0 l oj@[,,;j@l n/A l | 1 I 7 l [ _01 0 l oj@[,,;j@l n/A l | ||
? 8 9 11 12 13 80 PinSONNE L iNJUmES NUve tit DESCRIPTION , | ? 8 9 11 12 13 80 PinSONNE L iNJUmES NUve tit DESCRIPTION , | ||
1 4Il0l0lOlhl N/A 2548 740 l | 1 4Il0l0lOlhl N/A 2548 740 l | ||
? tl 0 11 12 80 LO;3 CF Oa D AM AGE TO F AC;LtTY C., | ? tl 0 11 12 80 LO;3 CF Oa D AM AGE TO F AC;LtTY C., | ||
* TYPC OE SCniP fiON v 2 o N/A a I Zl@{3 2 33 | * TYPC OE SCniP fiON v 2 o N/A a I Zl@{3 2 33 7 906 2 20 c2 6) / | ||
7 906 2 20 c2 6) / | |||
I 2 n | I 2 n | ||
_ esuI'hl"StEmcN OG l ') | _ esuI'hl"StEmcN OG l ') | ||
N/A h l 66 69 | N/A h l 66 69 | ||
[tlIIIIIi1lIlI 30 7 na?.tr or PnroARFR John Dunbar pggu. 489 E,}} | [tlIIIIIi1lIlI 30 7 na?.tr or PnroARFR John Dunbar pggu. 489 E,}} | ||
Latest revision as of 18:19, 1 February 2020
| ML19270G986 | |
| Person / Time | |
|---|---|
| Site: | Dresden  |
| Issue date: | 06/15/1979 |
| From: | Dunbar J COMMONWEALTH EDISON CO. |
| To: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| Shared Package | |
| ML17173A926 | List: |
| References | |
| LER-79-041-03L, LER-79-41-3L, NUDOCS 7906220291 | |
| Download: ML19270G986 (1) | |
Text
....%.t. .. m . . . . . . .. . . _ .17-778'
- i. . LICENSEE EVENT REPORT CONTROL BLOCK: ! l l l l l (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 6 lo t l I l L l D l R l S l 2_j@l 0l0 l- l Ol 0l 0l 0l 0 l -l 010 25l@l 264 l I l 1 l 1 l 1 l@l57 C lA1 53 @
7 8 9 LlCENSEE CCOE 14 13 ucENSE NUMt;ta LICENSE TYPE .10 CCN'T 7
0 1 d
5$0c W hl0l5l0l0l0l2l3 l7 hl0 l6 In IAI7l0lh 0lAlt !4!7 l o lh 60 61 DOCKET NuveEn G3 G9 Ev tint CATC 74 75 REPORT DATE a0 EVENT CESCRIPTION AND PROGABLE CCNSEQUENCES h o I y 1 l During normal unit operation the 2B recire MG set field circuit breaker tripped open. l o 3 l In accordance with Tech Spec 3.6.H4 the speed of the remaining recire pu=p was l n 4 [ immediately reduced to less than 65%. This event has minimal safety significance l ois 1since the 2A recire pump rem ined operating. No previous occurrences of this nature ;
o is i L have been reported. l oI7 l l 0l8 l l 7 8 g 60 SYSTEtt CAUSE CAUSE - Cov P. VAtvE COCE CODE SU3 CODE COM?ONENT CODE SUSCOCE SUCCOCE
_p ! O l C l 3 lh lE lh l A lh l II N l S l T l R l U lh lE lh lZj @ ? G 9 10 11 12 13 18 la SECUE N TI AL OCCURRENCE REFCRT HEVIS' Oft LE A RO EVENTYEAR REPCHTr 0. .
CCCE TYPE NO.
h,REPC u BE l7 4 [--j l 014l1 l l/l l013 l l Ll l-l 0l 21 22 23 24 26 27 28 29 30 31 32 ACTION FUTURE EFFECT Swi tTDC'.%N ATTACHMENT P.Pn D-4 PRIVE CCitP. CO V P C '.' E NT T AK E's ACTICN O! PLANT METHOO HOURS SUOWTTE D PCH Ni bCB. SUPTI.tER MANUFACTURER
[A,j@l2l@
33 34 l35 Bl@ lZ lh 10 l 0l 118l lNl@ lYl@ l N lh 3G 37 40 41 42 43 l44H l 1 ! 5 l 71@ 47 CAUSE CESCRIPTION AND CORRECTIVE ACTICNS h i 3 ICause was the field circuit breaker tricoinz open due to failure of notential I i i itram former in voltate reau'lator circuit. Faulty transfor er was reolaced and the I i 12 l pumo restarted satisfactorily. No additional corrective -action necessary due to I i a j singular occurrence. I i a [ l 7 s 9 80 ST 3 % PC AER OTHER STATUS CIS O RY DISCOVERY DESCRIPTION 1 5 l Elh l0 l 9 l4 'Jhl "N/A l l A lhl Operator Observation l A Tivt TY CO TENT RELEASED OF PELE ASE AuGUNT OF ACTIVITY LOCATION OF RELEASE 1 6 l Z! l2l N/A l l N/A l 7 a 3 10 1 44 45 80 pen 00NNEL EyPOSUHES PdUUtiE R TYPE DEScaiPTIC;4 D '
1 I 7 l [ _01 0 l oj@[,,;j@l n/A l
? 8 9 11 12 13 80 PinSONNE L iNJUmES NUve tit DESCRIPTION ,
1 4Il0l0lOlhl N/A 2548 740 l
? tl 0 11 12 80 LO;3 CF Oa D AM AGE TO F AC;LtTY C.,
- TYPC OE SCniP fiON v 2 o N/A a I Zl@{3 2 33 7 906 2 20 c2 6) /
I 2 n
_ esuI'hl"StEmcN OG l ')
N/A h l 66 69
[tlIIIIIi1lIlI 30 7 na?.tr or PnroARFR John Dunbar pggu. 489 E,