L-MT-18-012, Interim Report of a Deviation or Failure to Comply

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Interim Report of a Deviation or Failure to Comply
ML18044A069
Person / Time
Site: Monticello Xcel Energy icon.png
Issue date: 02/12/2018
From: Church C
Northern States Power Company, Minnesota, Xcel Energy
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
L-MT-18-012
Download: ML18044A069 (1)


Text

2807 West County Road 75 Monticello, MN 55362 800.895.4999 xcelenergy.com February 12, 2018 ATTN: Document Control Desk U.S. Nuclear Regulatory Commission Washington, DC 20555-0001 Monticello Nuclear Generating Plant Docket 50-263 Renewed Facility Operating License No. DPR-22 Interim Report of a Deviation or Failure to Comply (l Xcel Energye R E S P 0 N S I 8 L E 8 V N AT U R E L-MT-18-012 10 CFR 21.21 (a)(2)

Pursuant to 1 OCFR 21.21 (a)(2), Northern States Power Company, a Minnesota Corporation, (NSPM), doing business as Xcel Energy, hereby submits this interim report.

The deviation to be evaluated is the failed bench test of a thermal overload relay by General Electric (GE); model CR124C028, purchased under GE's 10CFR 50 Appendix B program. The contacts would not close and reset. They remained open with no continuity when the relay was mechanically reset. The failed relay has been sent to GE for evaluation. The evaluation will be completed no later than June 13,2018.

If there are any questions or if additional information is needed, please contact Andrew Kouba, at (612) 342-8971.

Summary of Commitments There are no new commitments and no revisions to existing commitments in this letter.

Christopher R. Church Site Vice President, Monticello Nuclear Generating Plant Northern States Power Company-Minnesota cc:

Administrator, Region Ill, USNRC Resident Inspector, MNGP, USNRC Project Manager, MNGP, USNRC