View source for PNO-II-86-063, on 860901,plant Shut Down Due to Main Generator Turbine Trip Resulting from phase-to-phase Fault. Investigation of Cause & Full Extent of Damage Continuing. Unit Will Be Out of Svc for at Least 3 Months

{{Adams
| number = ML20210D656
| issue date = 09/04/1986
| title = PNO-II-86-063:on 860901,plant Shut Down Due to Main Generator Turbine Trip Resulting from phase-to-phase Fault. Investigation of Cause & Full Extent of Damage Continuing. Unit Will Be Out of Svc for at Least 3 Months
| author name = Burger C, Peebles T
| author affiliation = NRC OFFICE OF INSPECTION &amp; ENFORCEMENT (IE REGION II)
| addressee name = 
| addressee affiliation = 
| docket = 05000414
| license number = 
| contact person = 
| document report number = PNO-II-86-063, PNO-II-86-63, NUDOCS 8609190288
| document type = PRELIMINARY NOTIFICATION OF EVENT OR OCCURRENCE (PNO,, TEXT-INSPECTION &amp; AUDIT &amp; I&amp;E CIRCULARS
| page count = 1
}}
{{#Wiki_filter:.      -
September 4, 1986 PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE PNO-II-86-63 This preliminary notification constitutes EARLY notice of events of POSSIBLE safety or public interest significance. The information I, as initially received without verifi-cation or evaluation, and is basically all that is known by the Region II staff on this date.
FACILITY: Duke Power Company                        Licensee Emergency Classification:
Catawba Unit 2                                 Notification of Unusual Event Docket No. 50-414                              Alert Rock Hill, South Carolina                      Site Area Emergency General Emergency X    Not Applicable

==SUBJECT:==
UNSCHEDULED SHUTDOWN LONGER THAN 48 HOURS Duke Power Company has informed Region II that Catawba Unit 2 will be out of service for at least three months for repairs to the main generator.
The unit was shut down on September 1 after a main generator turbine trip which was due to a phase-to-phase fault. Duke is continuing to investigate the cause and the full extent of damage, which appears to be extensive.      Representatives of the General Electric Company, manufacturers of the generator, are on site aiding the evaluation.
Catawba Unit 1 is shut down for refueling.
Duke is prepared to respond to media inquiries.
The State of South Carolina has been informed.
This information is current as of 10:30 a.m. (EDT) today.

==Contact:==
C. Burger, 242-4198                      T. Peebles', 242-4196 DISTRIBUTION:
H. Street             MNBB    Phillips     E/W-    Willste       MAIL:
Chairman Zech         E00     NRR          IE      NMSS          ADM:DMB Comm. Roberts         PA                   OIA     RES           D0T: Trans Only Comm. Asselstine      MPA                  AE0D                  Applicable State Comm. Bernthal        ELD Air Rights           INP0 M b7 SECY                       SP              NSAC ACRS R                        Regions:     dhfd 3[-p;s9 -R2-5:00 Rz -3;o2_          /
Licensee:    /0 / 2 o '
(ReactorLicensees)
ApplicableResidentSite/81Y 8609190288 860904 s                            M -Ik     6-063    PDR D  \
           .                                                 ._ -    .. .       .                .}}

{{PNO-Nav|region=II}}