ML18031A072

From kanterella
Revision as of 03:27, 29 June 2018 by StriderTol (talk | contribs) (Created page by program invented by StriderTol)
Jump to navigation Jump to search
Confirms 790109 Rept Re Deficient Termination Module Connectors Plugs & non-safety Related Cables.Forwards Suppl Rept
ML18031A072
Person / Time
Site: Susquehanna  Talen Energy icon.png
Issue date: 01/15/1979
From: CURTIS N W
PENNSYLVANIA POWER & LIGHT CO.
To: GRIER B H
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML18031A073 List:
References
NUDOCS 7901230189
Download: ML18031A072 (3)


Text

PEG!)LA,'"

YI~fF<)~'.<ATI

<)'f!)ISTRIPIJTI(P'S F.'-<(BIDS)KCCf-:SS()Nl13P:79')1230189D()C.DAT:79/01/15if()TAPI7.".D:-,"l()FACIL:~)iJ+f<A"ff'lA irI,Pf=.i~fi'fSYLV(

lIAP<)'(ii=.P 8,LIGHTC().50-388'OUF,1<?fVAic2~P~ldNSYLVANIAP<)'I'if-:B>IIG'3TC<).AiJ.i'i~'AUT'l()RAFFILIATI()A C<f'ITIS,

~i.'ri.PAP",fR8,LIGHTDECI@.1A~~PECIPIENT AFFILIATI()if GRIEF,B.li.**BEG.1,PHIL.,()FFICF.

()FTHF.DIRECT()B Slf.'3JECT:

Confirma790109PPLT.ept~ecJefdcient termination

~o~iileconnector pl>>qs8,non-safety relate<icehles.For'Ie~ds siioplZ.aOt,D()C1(".T 405000387>050003ei3DISPIBUTIONCODE:BO19SCOPIFSIIFCEIVFD LLTIIgEI<CLgSI7.'=i~~TITLFC()ifSTBJCTI()M DEFICIEliCY~EP()BT(10CFB50~55f:)~ACTI()"~:RECIPI1=i'lTIDC()DF/'"Bi'<"

14a.<njINEA20LACAJSf&31!0TES:Sdflf~~<KagymEp~g+A.Z~

4eaZmC()PIESRECIPIENTC()PIf=SLTTfkEiMCLID()DF/f48><F.LWf)~"!Cf11153CLA)lfW3111I21ADP]$5+gl.LO11Ii'fTE.'>,"fA LFI10508"PA10OA312J()BOA!4,E/IE16ADF()RFliGR17Al)BEACSFTY22OIBDP.~l11221111II1I1II02f'fhCPDB07EO()8,STAFF09D.".PYOIRDP'f11STAYDBDSDEV13FIELDC<)()R/IE17A3PlANTSYS19ADSYS/PB()J 23()EI.Of-:XTE'1!fAI:

03LPDB24iClfS1104BASIC1616T<)-,(.Lifij,',lBEB

()}-C()PIESBEG!JIBI=3;LTTB39i:NCL39 PP8.ILTWONORTHNINTHSTREET,ALLENTOWN, PA.18101PHONE:(215)821-5151NORMANtier.CURTISVicePresident Engineering

&Construction 821.538IJanuary15,1979Mr.BoyceH.GrierDirector, RoonIU.S.NuclearRegulatory CcmLission 631ParkAvenueKingofPrussia,Pennsylvania 17406SUSQUEHANNA STFDMELECTRICSTATIONSUPPLEMENTAL INFO%'LWION KQIbŽ~ER3MREPORPOFFABRICATION DEGAGEK)WIRINGONTr&~IONYDDULECONNECTORS FORACREQUIPMEVZ PLA301tN~~ER14'OCKETNO.:50-397LICENSENO.:CPPR-101~ZR100450FILE840-4PLA-313

Dear1th.Grier:

ThiswillservetoconfirmPPGL'sreportof1/9/79(A.R.Sabol,PPGLtoKCReactorInspector, A.Finkel)whichconveyedsupplemental information relativetothesubjectinterimreport.Theinitialreportadvisedthatthedeficiency, whichwaspeculiartoterTILination moduleconnector plugs,wasunderfurtherinvestigation.

Sub-sec{uently, duringtheprocessofsho2~ning PGCCcables,itwasratedthatahighpercentage (approximately 30%)ofnon-safety relatedcablesalsoedubitedcutsandnickssimilartothosereportedfortheT-modules.

ThesePGCCcables,whichwerealsosuppliedbyG.E.,areusedtointerconnect theACRpanelsardtheterinination cabinets.

ISpecifically, thedeficient conditions noteddurirgtheprocessofshortening thePGCCcablesincludedthefollowing:

oConductor insulation nickedordamagedoWiresnotproperlyinstalled orcrimpedintheconnector pinsoImproper.

soldering (thisinvolvescarryingthecableshieldthroughtheconnector plugsviaaconnector pin)PE('ULrt)anyp~VBOi830(f7PENNSYLVANIA POWER&LIGHTCOMPANYgo' Mr.BoyceH.GrierJanuary15,1979Cableshortening ofsafety-related cableshasnotyetstartedandthereisnoabsoluteevidencethattheyaresoaffected; however,duetoproblemsidentified forthehighpercentage ofnon-safety relatedcables,thecondition isbeingprojected asgenicand,therefore, potentially reportable under10CFR50.55(e).Thecorditions relativetoPGCCcablehavebeen'identified byBechtelandarebeingcontrolled underNCR-3231eventhoughthedeficiencies concernnon-safetyrelatedcircuits.

Bechtelhasalsodocumented theconditions initsIMPAR-1-29 (attached) andaJanuary2,1979,supplement thereto.Youwillbeadvisedoffurtherdevelopaents astheyoccur.Verytrulyyours,N.N.CurtisVicePresident-Engineering 6Construction ARS:rnbce:Yir.J.G.Davis(15)ActingDirectorWffice of,Inspection GEnforcement U.S.NuclearRegulatory Cmmnission washington, D.C.20555)>W.G.McDonald, Director(1)OfficeofManagement Information sProgramControlU.S.NuclearRegulatory Canmission Washington, D.C.20555Mr.RobertM.Gallo(1)U.S.NuclearRegulatory Carznission P.O.Box52Shickshiriny, Pennsylvania 18655