Document: NUREG-0800
Document ID: 5cdeed4a-6cd5-4840-90c0-5159fbf2c9f0
Document Type: srp
Title: CHILLED WATER
Source: NUREG-0800
Source URL: https://www.nrc.gov/docs/ML1409/ML14093A350.pdf
Revision Date: 2023-06
Chapter: 9
Section ID: 9.2.7
CFR Part: 
CFR Title: 

Content:
eview organization for whether the system function, assuming a concurrent single active component failure. The reviewer evaluates the SAR information to determine the ability of required components to function, traces the availability of these components on system drawings, and checks that the SAR information verifies that minimum system flow and heat transfer requirements are met. For each case, the design is acceptable if it meets minimum system requirements as presented in the SAR. RTNSS C: applies. RTNSS C SSCs do not need to operate during accident conditions, but are relied upon in order to meet NRC safety goals guidelines. Replace paragraph 8 with the following: The SAR descriptive information, P&IDs, and VWS drawings, are reviewed. The reviewer evaluates the SAR information to determine the ability of required components to function, traces the availability of these components on system drawings, and checks that the SAR information verifies that minimum system flow and heat transfer requirements are met for each defense-in-depth function. For each case, the design is acceptable if it meets minimum system requirements. 9.2.7-26 Draft Revision 0 – July 2014 Nonsafety-related (nonrisk-significant): may apply. Replace paragraph 8 with the following: The SAR descriptive information, P&IDs, and VWS drawings, are reviewed for whether portions of the VWS support taking the plant to CSD and maintain CSD conditions in the post-72 hour period. The reviewer evaluates the SAR information to determine the ability of required components to function, traces the availability of these components on system drawings, and checks that the SAR information verifies that minimum system flow and heat transfer requirements are met. For each case, the design is acceptable if it meets minimum system requirements. 9. The SAR is reviewed by the primary review organization for whether the applicant commits to address the potential for water hammer in the VWSs and provides means for