ML20078H205

Revised Contention 161 Re Safety Shutdown Sys Failure. Certificate of Svc Encl

ML20078H205
Person / Time
Site:	Harris
Issue date:	10/11/1983
From:	Eddleman W EDDLEMAN, W.
To:	Atomic Safety and Licensing Board Panel
References
82-468-01-OL, 82-468-1-OL, ISSUANCES-OL, NUDOCS 8310140072
Download: ML20078H205 (2)

Text

2 DOCKETED UNITED STATES OF AMERICA NUCLEAR REGULATORY COMMISSION d*NT3 k d 3 0FFICE OF SEC6t M6 '

BEFORE THE AMMIC SAFETY AND LICENSING B01EdNC Glenn O. Bright Dr. James H. Carpenter James L. Kelley, Chairman In the Matter of

) Dockets 50 400 OL CAROLINA POWER AND LIGHT CO. et al. ) 50-401 OL (Shearon Harris Nuclear Power Plant, )

Units 1 armi 2) ) ASLBP No. 82-M B-01

) OL Revised Contention 161 (Safety Shutdown System Failure)

Pursuant to the Board's Order served September 8, 1983, Wells Eddleman hereby files the following revision of Contention 161:

Applicants have not demonstrated the ability of the Harris automatic shutdown system (SCRAM system) to avoid ATWS events --

in the light of (1) similar events caused by improper maintenance and/or excessive wear due to added cycling of the automatic SCRAM (Federal Register Notice 7590-01, 9/22/83), and (2) improper tolerances and parts design in Westinghouse DS-416 undervoltage trip devices for Harria. By using identical relays, undervoltage attachments and other devices in both trains of its shutdown systems the Harris plant also violates General Design Criterion 22 (10 CFR 50 Appendix A) requiring

" functional diversity of dixversity in component design ..."

10 October 1983 (W Wells Eddleman 8310140072 831011 DR ADOCK 05000

/pg

UNITED STATES OF AMERICA NUCLT.AR REGUIATORY C0!cCSSION Dockets 50-400 In the matter of CAROLIKA POWER k LIGHT CO. Et al. )) and 50 lee 01 0.L.

Shearon Harris Nuclear Power Plant, Units 1 and 2 CEBTIFICATE0F SERVICE Revised Contention 161-(Safety I hereby certify that copies of Shutdown System Failure)

HAVE been served this It) day of O dJ> & 198 , by deposit in the US Wil, first-class postaEe prepaid, upon all parties whose names are listed below, except those whose nanes are arked with an asterisk, for whom service was accotplished by

' Judges James Kelley, Glenn Bright and James Carpenter (1 egy each)

Atomic Safety and Licensing Board US Nuclear Regulatory Comission Washington DC 20555 George F. Trowbridge (attorney for Applicants)

Shaw, Pittman, Potts & Trowbridge E.uthanne G. Miller 1800 M St. NW ASLB Panel Washin6 ton, DC 20036 USNRC Washington DC 2055 5 Office of the Executive Legal Director Phyllis Lotchin, Ph.D.

Attn Doekets 50-400/hc10.L. 108 Bridle Run USNRC Chanel Hill NC 2751h Washington DC 20555 Dan Read Docketing and Service Section[3K) CEAfLT/ELP Attn Docke ts 50-400/h010.L. Box 52h Office of the Secretary Chapel Hill NC 2751h i USNRC Wasuiteten DC 20555 nodert eruber, Exec. Dir.

Public Staff,. Sox 991 John Runkle Raleigh, RC'27602 - -

CCNC .

307 Granville Rd Bradley W. Jones Chapel Hill Nc 2751h USNRC Region II

~ Travi s Payne 101 Marietta St.

Edelstein & Payne Atlanta GA 30303 Mox 12601 Raleigh NC 27605 Richard Wilson, M.D. Certified by _8t h 729 Hunter St.

Apex EC 27502 I .u _W ,g l ,