Letter Sequence Approval |
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Results
Other: A05106, Documents That SPDS at Plant Declared Fully Operational on 870324 After Successfully Completing Various Tests & Operator Training,Per NRC 850727 Order Confirming Util Commitments Re Implementation of Suppl 1 to NUREG-0737, B12306, Forwards Addl Info on SPDS Isolation Devices,Per NRC 860211 Request.Encl Info Describes Addl Testing Performed, B12330, Advises That Util Considers Tests on Isolation Devices of SPDS Described in Successful.Acceptance Criteria for Max Credible Faults Testing to Observe No Measurable Effects on Isolator Input W/Digital Storage Scope, B12386, Forwards Pictures of Inadequate Core Cooling (ICC) Instrumentation Sys Displays That Will Appear on Plant Computer,Spds Displays That Include ICC Info & Keyboard by Which Both SPDS & ICC Displays Accessed,Per 861215 Telcon, ML20100E083, ML20100E095, ML20197B392, ML20197B749
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MONTHYEARML20100E0831985-03-25025 March 1985
Forwards SPDS SAR & Schedule for Implementation of Spds,Per Suppl 1 to NUREG-0737.Sys Will Be Operational by Nov 1986 If Scheduled Maintained
Project stage: Other
ML20100E0951985-03-31031 March 1985
SPDS Sar,Millstone Nuclear Power Station,Unit 2
Project stage: Other
ML20153H0811986-02-11011 February 1986
Forwards Request for Addl Info within 60 Days Re Spds,To Continue Review of 850325 Submittal
Project stage: RAI
A05577, Forwards Response to 860211 Request for Addl Info on SPDS Beyond Info in .Device Used to Electrically Isolate Described.Verifies Max Credible Faults,Pass/Fail Acceptance Criteria & Environ Qualification Compliance1986-07-31031 July 1986
Forwards Response to 860211 Request for Addl Info on SPDS Beyond Info in .Device Used to Electrically Isolate Described.Verifies Max Credible Faults,Pass/Fail Acceptance Criteria & Environ Qualification Compliance
Project stage: Request
ML20203K2581986-07-31031 July 1986
Forwards Response to 860211 Request for Addl Info on SPDS Beyond Info in .Device Used to Electrically Isolate Described.Verifies Max Credible Faults,Pass/Fail Acceptance Criteria & Environ Qualification Compliance
Project stage: Request
ML20197B3921986-10-0808 October 1986
Forwards Addl Info Re Suppl 1 to NUREG-0737 Concerning SPDS, Per NRC 860625 Request.Rev 1 to SAR Also Encl
Project stage: Other
B12306, Forwards Addl Info on SPDS Isolation Devices,Per NRC 860211 Request.Encl Info Describes Addl Testing Performed1986-10-24024 October 1986
Forwards Addl Info on SPDS Isolation Devices,Per NRC 860211 Request.Encl Info Describes Addl Testing Performed
Project stage: Other
ML20197B7491986-10-31031 October 1986
Rev 1 to SAR Re Suppl 1 to NUREG-0737 Concerning SPDS
Project stage: Other
B12330, Advises That Util Considers Tests on Isolation Devices of SPDS Described in Successful.Acceptance Criteria for Max Credible Faults Testing to Observe No Measurable Effects on Isolator Input W/Digital Storage Scope1986-11-17017 November 1986
Advises That Util Considers Tests on Isolation Devices of SPDS Described in Successful.Acceptance Criteria for Max Credible Faults Testing to Observe No Measurable Effects on Isolator Input W/Digital Storage Scope
Project stage: Other
B12386, Forwards Pictures of Inadequate Core Cooling (ICC) Instrumentation Sys Displays That Will Appear on Plant Computer,Spds Displays That Include ICC Info & Keyboard by Which Both SPDS & ICC Displays Accessed,Per 861215 Telcon1986-12-23023 December 1986
Forwards Pictures of Inadequate Core Cooling (ICC) Instrumentation Sys Displays That Will Appear on Plant Computer,Spds Displays That Include ICC Info & Keyboard by Which Both SPDS & ICC Displays Accessed,Per 861215 Telcon
Project stage: Other
A05106, Documents That SPDS at Plant Declared Fully Operational on 870324 After Successfully Completing Various Tests & Operator Training,Per NRC 850727 Order Confirming Util Commitments Re Implementation of Suppl 1 to NUREG-07371987-06-0101 June 1987
Documents That SPDS at Plant Declared Fully Operational on 870324 After Successfully Completing Various Tests & Operator Training,Per NRC 850727 Order Confirming Util Commitments Re Implementation of Suppl 1 to NUREG-0737
Project stage: Other
ML20215H8291987-06-18018 June 1987
Ack Receipt of Containing Comments Re NRC 870212 Safety Evaluation on Facility Spds.Comments Do Not Change Conclusions of Safety Evaluation.Implementation of SPDS May Continue
Project stage: Approval
1986-11-17
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Text
,
JUN 1 B $37.
b Dock't No. 50-336 e
Mr. Edward J. Mroczka Senior Vice President Nuclear Engineering and Operations Northeast Nuclear Energy Company P. O. Box 270 i
Hartford, Connecticut 06141-0270
Dear Mr. Mroczka:
Subject:
. MILLSTONE UNIT 2 SPDS - TAC #51257 l
Your letter dated June l',1987, contained several comments concerning our February 12,:1987 safety evaluation (SE) of the. Millstone Unit 2 Safety j
Parameter Display System (SPDS). We have completed.Our review of your' comments and conclude that they do not change the conclusion of our February 12, 1987 SE that no serious safety questions are posed by the proposed SPDS and, therefore, your implementation of the SPDS may continue.
Sincerely, t\\
David H. Jaffe, Project Manager Project Directorate I-4 Division of Reactor Projects I/II
)
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Docket File I
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