ML20044G537

Rev to 910925,1231 & 930731 Special Repts,Correcting Administrative Error in Equipment Designation of Passive Triaxial Peak Accelerograph.All Other Info Remains Unchanged

ML20044G537
Person / Time
Site:	Millstone
Issue date:	05/28/1993
From:	Scace S NORTHEAST NUCLEAR ENERGY CO., NORTHEAST UTILITIES
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
MP-93-432, NUDOCS 9306030265
Download: ML20044G537 (2)

Text

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$Nas t eIs$r elEcany HARTFORD. CONNECTICUT 06141-0270 No theast Nsc+ ear Enrgy Compa*y (203)665-5000 May 28, 1993 MP-93-432 Docket No. 50-423 Re: 10CFR50.36 U.S. Nuclear Regulatcry Commission Document Control Desk Washington. D.C. 20555

References:

(1) John S. Keenan/ Stephen E. Scace letter to US NRC, Special Report MP-91-756, dated September 25,1991, " Millstone Nuclear Power Station. Unit No. 3, Inoperable Seismic Monitoring Instrumentation" (2) Stephen E. Scace letter to US NRC, Special Report MP-91-1080, dated December 31,1991, " Millstone Nuclear Power Station, Unit No. 3, Inoperable Seismic Monitoring Instrumentation" l (3) Fred R. Dacimo/ Stephen E. Scace letter to US NRC, Special Report MP-92-812, dated July 31, 1992, " Millstone Nuclear Power Station, Unit No. 3. Inoperable Seismic Monitoring Instrumentation" Gentlemen:

Millstone Nuclear Power Station, Unit No. 3 Ino,erable Seismic Monitoring Instrumentation The referenced Special Reports were submitted to the NRC providing information on seismic monitoring instrumentation, which remained inoperable for more than 30 days, pursuant to the requirements of plant Technical Specification 3.3.3.3.a: SEISMIC INSTRUMENTATION. and 6.9.2: SPECIAL REPORTS.

NNECO hereby corrects an administrative error identified in the equipment designation of the passive Triaxial (Recording) Peak Accelerograph listed in the refeyenced Special Reports: The ' equipment identification number designated as 3ERS-PAS 29, which is installed on the Charging Pump Cooling Surge Tank, was listed as 3ERS-PAS 28 in the referenced documents. The description in the referenced documents which reads:

.3ERS-PAS 28, which is installed on the Charging Pump Cooling Surge Tank," should read l

.3ERS-PAS 29, which is installed on the Charging Pump Cooling Surge Tank."

l All other information remains unchanged in the referenced Special Reports.

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i' I 9306030265 930528 PDR ADOCK 05000423 /

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5/28/93 MP-93-432-

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Please contact Vere Joseph, who may be reached at 203-444-5571, for questions -

relating to this subject,  ;

- Very truly yours, NORTHEAST NUCLEAR ENERGY COMPAh"/ i x w me Stepien - cace-t Vice President - Millstone Station i SES/VJ:ljs cc: T.T. Martin, Recion 1 Administrator P.D. Swetland, Senior Resident Inspection, Millstone Unit Nos.1, 2,-and 3  ;

V.L Rooney, NRC Project Manager, Millstone Unit No. 3 ,

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