ML18227A440: Difference between revisions
StriderTol (talk | contribs) (Created page by program invented by StriderTol) |
StriderTol (talk | contribs) (Created page by program invented by StriderTol) |
||
Line 16: | Line 16: | ||
=Text= | =Text= | ||
{{#Wiki_filter:}} | {{#Wiki_filter:DOCKET NUMOER NBC roAM 195 | ||
'I2 TO) 50-251 FILr NUMBER NRC DISTR>IRUTION roA PART 50 DOCI<ET MATERIAL INCIDENT REPORT TO: FROM: DATE OF DOCUMENT N. C. Moseley ~ Florida Power 6 Light 2-25-76 Miami, Florida -33101 DATE RECEIVED A. D. Schmidt 3-4-76 | |||
~ETTER QNOTOR IZED PROP INPUT FOAM NUMBER OF COPIES RECEIVED | |||
&ORIGINAL Q V NC LASS IF I E D Q COPY 1 si ned DESCRIPTION ENCLOSU AE Ltr trans the following reportable Reportable Occurrence'251-76-1. on occurrence: 1-30-76 re High Setpoint for Overtemperature DELTA-T Reactor Trip Channel II (1 cy encl' PLANT NAME. NOTE: XF PERSONNEL EXPOSURE XS INVOLVED T k P $4 SEND DXRECTLY TO KREGER/J. COLLINS SAFETY FOR ACTION/INFORMATION ENVIRO ' 4 BRANCH CHIEF: LEAR | |||
!?/3 CYS FOR ACTION LXC ~ ASST: Parrish V// CYS ACRS /4,CYS M%%N/ ENT TO LA INTERNAL D IST Rl BUTION E('RC PDR I6 E 3IXP SCHROEDER/IPPOLXTQ JUHMOH-NO AK CHECK XzKXEKQK+~ | |||
JihM1F TEDFS .O HACCA ET,KHH! | |||
BAER SHAO KREGE gJ CO. NS EXTERNAL DISTRIBUTION CONTR UMBER | |||
~LP DR: | |||
TXC NSXC 2109 NAC FOAM 19'2 7G) | |||
FLORIDA POWER 5 LIGHT COMPANY February 25, 1976 PRN-LI-76-30 Mr. Norman C. Moseley, Director, Region II Office of Inspection and Enforcement U. S. Nuclear Regulatory Commission 230 Peachtree Street, N. W., Suite 818 Atlanta, Georgia 30303 | |||
==Dear Mr. Moseley:== | |||
REPORTABLE OCCURRENCE 251-76-1 TURKEY POINT UNIT 4 DATE OF OCCURRENCE: JANUARY 30, 1976 HIGH SETPOINT FOR OVERTEMPERATURE DELTA-T REACTOR TRIP CHANNEL II The attached Licensee Event. Report is being submitted in accordance with Technical Specification 6.9.2 to provide 30-day notification of the subject occurrence. | |||
Very truly yours, | |||
.chmidt Vice President Power Resources MAS/jn Attachment cc: Jack R. Newman, Esquire Director, Office of Inspection and Enforcement (40) | |||
Director, Office of Management Information and Program Control (3) | |||
HELPING BUILD FLORIDA | |||
I | |||
"~ | |||
V | |||
~ + | |||
CONTROL BLOCK: | |||
~ LICENSEE EVENT REPORT t'PLEASE PRINT ALL REQUIRED INFORMATION) | |||
UCENSEE LICENSE EVENT NAME LICENSE NUMBER TYPE TYPE Jog L'T P 0 0 0 0 4 1 1 1 1 ~0033 | |||
~ | |||
7 89 14 15 25 26 30 31 32 REPORT REPORT I001IGQNT 7 8 CATEGORY 57 58 TYPE L | |||
59 SOURCE L | |||
60 0 | |||
61 5 0 DOCKET NUMBER 0 2 5 1 68 69 0 lEVENT DATE 3 0 7 6 74 0 | |||
75 2 | |||
REPORT DATE 2'57 80 EVENT DESCRIPTION | |||
[0D2J. Durin a eriodic test. the Channel Two overtem erature delta-T reactor 7 8 9 80 7 89 80 | |||
[oO~] ermitted b Technical S ecification 2.3. Redundant, Channels One 7 8 9 80 Qo g and Three were available and o erable thereb satisf in the re-7 8 9 80 | |||
[oD~J uirement that at least two overtem erature delta-T channels be 7 89 PRME 80 SYSTEM CAUSE COMPONENT COMPONENT CODE CODE COMPONENT CODE SUPPLER MANUFACTURER | |||
~0> ~IA ~E I'N 0 T R U N H 0 2 0 Y 7 8 9 10 11 12 17 43 44 47 48 CAUSE DESCRIPTION 7 | |||
~08 8 9 The failure of two 500 MFD filter ca acitors in si nal summator 80 | |||
[0Dg TM-4-422F, 'Model 4lll084-004, ermitted an a >~c.> si nal to be su er- | |||
: d. c. si'al in th'e corn arator that corn ares the actual 7 8 9 80 | |||
@~ 0 im osed on a 7 89 FACIUTY METHOD OF 80 STATUS POWER OTHER STATUS DISCOVERY DISCOVERY DESCRIPTION o o NA b NA 7 8 9 10 12 13 44 45 46 80 FORM OF ACTIVITY COATENT RELEASEO OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE Q~g z z NA NA 7 8 9 10 11 44 45 80 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION 7 | |||
~13 89 | |||
~I~0 11 z | |||
12 13 80 PERSONNEL INJURIES NUMBER DESCRIPTION Q~~j Loaoo 7 89 11 12 80 PROBABLE'ONSEQUENCES | |||
~15 NA 7 8 9 80 LOSS OR DAMAGE TO FACILITY TYPE DESCRIPTION tj66 z NA 7 89 10 80 PUBLICITY NA 7 89 80 ADDITIONAL FACTORS Qi g See next a e for continuation of Event Descri tion and Cause 7 89 80 | |||
~19 Descri tion. | |||
7 89 80 NAMEI PHONE: | |||
OPO sat Sev | |||
'eportable Occur ence 251-76-1 Licensees Event Report Pagg. Two Event Descri tion (continued) operable. This is the first Reportable Occurrence related to a non-conservative overtemperature delta-T setpoint. Two capacitors in a signal summator were found to be open and were replaced with new capacitors. The overtemperature delta-T setpoint was then satisfactorily retested. (251-76-1). | |||
Cause Descri tion (continued) delta-T with the overtemperature delta-T setpoint. This caused the setpoint to be raised above the required value. | |||
I}} |
Latest revision as of 13:04, 28 October 2019
ML18227A440 | |
Person / Time | |
---|---|
Site: | Turkey Point |
Issue date: | 02/25/1976 |
From: | Schmidt A Florida Power & Light Co |
To: | Moseley N NRC/RGN-II |
References | |
PRN-LI-76-30 | |
Download: ML18227A440 (7) | |
Text
DOCKET NUMOER NBC roAM 195
'I2 TO) 50-251 FILr NUMBER NRC DISTR>IRUTION roA PART 50 DOCI<ET MATERIAL INCIDENT REPORT TO: FROM: DATE OF DOCUMENT N. C. Moseley ~ Florida Power 6 Light 2-25-76 Miami, Florida -33101 DATE RECEIVED A. D. Schmidt 3-4-76
~ETTER QNOTOR IZED PROP INPUT FOAM NUMBER OF COPIES RECEIVED
&ORIGINAL Q V NC LASS IF I E D Q COPY 1 si ned DESCRIPTION ENCLOSU AE Ltr trans the following reportable Reportable Occurrence'251-76-1. on occurrence: 1-30-76 re High Setpoint for Overtemperature DELTA-T Reactor Trip Channel II (1 cy encl' PLANT NAME. NOTE: XF PERSONNEL EXPOSURE XS INVOLVED T k P $4 SEND DXRECTLY TO KREGER/J. COLLINS SAFETY FOR ACTION/INFORMATION ENVIRO ' 4 BRANCH CHIEF: LEAR
!?/3 CYS FOR ACTION LXC ~ ASST: Parrish V// CYS ACRS /4,CYS M%%N/ ENT TO LA INTERNAL D IST Rl BUTION E('RC PDR I6 E 3IXP SCHROEDER/IPPOLXTQ JUHMOH-NO AK CHECK XzKXEKQK+~
JihM1F TEDFS .O HACCA ET,KHH!
BAER SHAO KREGE gJ CO. NS EXTERNAL DISTRIBUTION CONTR UMBER
~LP DR:
TXC NSXC 2109 NAC FOAM 19'2 7G)
FLORIDA POWER 5 LIGHT COMPANY February 25, 1976 PRN-LI-76-30 Mr. Norman C. Moseley, Director, Region II Office of Inspection and Enforcement U. S. Nuclear Regulatory Commission 230 Peachtree Street, N. W., Suite 818 Atlanta, Georgia 30303
Dear Mr. Moseley:
REPORTABLE OCCURRENCE 251-76-1 TURKEY POINT UNIT 4 DATE OF OCCURRENCE: JANUARY 30, 1976 HIGH SETPOINT FOR OVERTEMPERATURE DELTA-T REACTOR TRIP CHANNEL II The attached Licensee Event. Report is being submitted in accordance with Technical Specification 6.9.2 to provide 30-day notification of the subject occurrence.
Very truly yours,
.chmidt Vice President Power Resources MAS/jn Attachment cc: Jack R. Newman, Esquire Director, Office of Inspection and Enforcement (40)
Director, Office of Management Information and Program Control (3)
HELPING BUILD FLORIDA
I
"~
V
~ +
CONTROL BLOCK:
~ LICENSEE EVENT REPORT t'PLEASE PRINT ALL REQUIRED INFORMATION)
UCENSEE LICENSE EVENT NAME LICENSE NUMBER TYPE TYPE Jog L'T P 0 0 0 0 4 1 1 1 1 ~0033
~
7 89 14 15 25 26 30 31 32 REPORT REPORT I001IGQNT 7 8 CATEGORY 57 58 TYPE L
59 SOURCE L
60 0
61 5 0 DOCKET NUMBER 0 2 5 1 68 69 0 lEVENT DATE 3 0 7 6 74 0
75 2
REPORT DATE 2'57 80 EVENT DESCRIPTION
[0D2J. Durin a eriodic test. the Channel Two overtem erature delta-T reactor 7 8 9 80 7 89 80
[oO~] ermitted b Technical S ecification 2.3. Redundant, Channels One 7 8 9 80 Qo g and Three were available and o erable thereb satisf in the re-7 8 9 80
[oD~J uirement that at least two overtem erature delta-T channels be 7 89 PRME 80 SYSTEM CAUSE COMPONENT COMPONENT CODE CODE COMPONENT CODE SUPPLER MANUFACTURER
~0> ~IA ~E I'N 0 T R U N H 0 2 0 Y 7 8 9 10 11 12 17 43 44 47 48 CAUSE DESCRIPTION 7
~08 8 9 The failure of two 500 MFD filter ca acitors in si nal summator 80
[0Dg TM-4-422F, 'Model 4lll084-004, ermitted an a >~c.> si nal to be su er-
- d. c. si'al in th'e corn arator that corn ares the actual 7 8 9 80
@~ 0 im osed on a 7 89 FACIUTY METHOD OF 80 STATUS POWER OTHER STATUS DISCOVERY DISCOVERY DESCRIPTION o o NA b NA 7 8 9 10 12 13 44 45 46 80 FORM OF ACTIVITY COATENT RELEASEO OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE Q~g z z NA NA 7 8 9 10 11 44 45 80 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION 7
~13 89
~I~0 11 z
12 13 80 PERSONNEL INJURIES NUMBER DESCRIPTION Q~~j Loaoo 7 89 11 12 80 PROBABLE'ONSEQUENCES
~15 NA 7 8 9 80 LOSS OR DAMAGE TO FACILITY TYPE DESCRIPTION tj66 z NA 7 89 10 80 PUBLICITY NA 7 89 80 ADDITIONAL FACTORS Qi g See next a e for continuation of Event Descri tion and Cause 7 89 80
~19 Descri tion.
7 89 80 NAMEI PHONE:
OPO sat Sev
'eportable Occur ence 251-76-1 Licensees Event Report Pagg. Two Event Descri tion (continued) operable. This is the first Reportable Occurrence related to a non-conservative overtemperature delta-T setpoint. Two capacitors in a signal summator were found to be open and were replaced with new capacitors. The overtemperature delta-T setpoint was then satisfactorily retested. (251-76-1).
Cause Descri tion (continued) delta-T with the overtemperature delta-T setpoint. This caused the setpoint to be raised above the required value.
I