Document: NUREG-0800
Document ID: 164d26ee-2125-481e-9fae-fb7b05365716
Document Type: srp
Title: RESIDUAL HEAT REMOVAL (RHR) SYSTEM
Source: NUREG-0800
Source URL: https://www.nrc.gov/docs/ML0523/ML052340635.pdf
Revision Date: 2023-06
Chapter: 5
Section ID: 5.4.7
CFR Part: 
CFR Title: 

Content:
I supply. Compliance required. Compliance will not be required, if It is shown that an adequate alternate seismic Category I source is available. F.0 Seismic Category I supply for auxiliary F. for at least four hours at hot shutdown plus cooldown to RHR cut-in based on longest time for only onsite or only offsite power and assumed single failure. Emergency Feedwater Supply = Note 1: The implementation for Class 2 plants does not result in a major impact c while providing additional capability to go to cold shutdown. The major impact results from the requirement for safety-grade steam dump valves. co-a 0, I-