ML101030897

From kanterella
Jump to navigation Jump to search

Draft Request for Additional Information, License Amendment Request Technical Specification 3.8.7, Inverters Completion Times
ML101030897
Person / Time
Site: Palo Verde  Arizona Public Service icon.png
Issue date: 04/13/2010
From: Randy Hall
Plant Licensing Branch IV
To: Stroud R
Arizona Public Service Co
Hall, J R, NRR/DORL/LPL4,301-415-4032
Shared Package
ML101030884 List:
References
TAC ME2337, TAC ME2338, TAC ME2339
Download: ML101030897 (1)


Text

From: Hall, Randy Sent: Tuesday, April 13, 2010 3:11 PM To: Russell.Stroud@aps.com Cc: Thomas.N.Weber@aps.com

Subject:

Draft RAI for Palo Verde Nuclear Generating Station, Units 1, 2, and 3, License Amendment Request, TS 3.8.7 Inverter Completion Times (TAC Nos. ME2237, ME2238 and ME2239)

Attachments: Combined RAI ME2237.doc April 13, 2010 Mr. Russell A. (Rusty) Stroud Licensing Section Leader Regulatory Affairs Palo Verde Nuclear Generating Station Arizona Public Service Company Rusty:

By letter dated September 28, 2009, Arizona Public Service Company (APS) submitted a license amendment request (LAR) for the Palo Verde Nuclear Generating Station (PVNGS),

Units 1, 2, and 3. The proposed amendment would revise Required Action A.1 of Technical Specification 3.8.7, Inverters - Operating, for PVNGS by extending the Completion Time for restoration of an inoperable vital alternating current (AC) inverter from 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> to 7 days.

The U.S. Nuclear Regulatory Commission (NRC) staff has reviewed the LAR and has determined that the information specified in the attached draft Request for Additional Information (RAI) is needed for the staff to complete its evaluation.

In order for the staff to complete its review in time to meet your requested schedule for issuance of the amendment by July 30, 2010, we request that you submit your response to the enclosed RAI by May 28, 2010. Please contact me if APS would like to have a conference call to discuss this draft RAI.

Sincerely, Randy Hall, Senior Project Manager Plant Licensing Branch IV Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation USNRC (301) 415-4032 Randy.Hall@nrc.gov E-mail Properties

Mail Envelope Properties ()

Subject:

Draft RAI for Palo Verde Nuclear Generating Station, Units 1, 2, and 3, License Amendment Request, TS 3.8.7 Inverter Completion Times (TAC Nos. ME2237, ME2238 and ME2239)

Sent Date: 4/13/2010 2:59:03 PM Received Date: 4/13/2010 3:11:00 PM From: Hall, Randy Created By: Randy.Hall@nrc.gov Recipients:

Russell.Stroud@aps.com (Russell.Stroud@aps.com)

Tracking Status: None Thomas.N.Weber@aps.com (Thomas.N.Weber@aps.com)

Tracking Status: None Post Office:

Files Size Date & Time MESSAGE 81787 4/13/2010 Combined RAI ME2237.doc 74746 Options Expiration Date:

Priority: olImportanceNormal ReplyRequested: False Return Notification: False Sensitivity: olNormal Recipients received: