Document: NUREG-0800
Document ID: 0d050def-90d0-4fd6-b15c-2396827c0fb4
Document Type: srp
Title: OFFSITE POWER SYSTEM
Source: NUREG-0800
Source URL: https://www.nrc.gov/docs/ML0520/ML052070497.pdf
Revision Date: 2023-06
Chapter: 8
Section ID: 8.2
CFR Part: 
CFR Title: 

Content:
bility to perform its intended function. This will require examination of loads required to be powered for each plant operating conditions;9 continuous and fault ratings of breakers, transformers, and transmission lines; loading, unloading, and transfer effects on equipment; and power capacity available from each source. 4. The instrumentation required for monitoring and indicating the status of the preferred power system is reviewed to assure ensure that any change in the preferred power system which would prevent it from performing its intended function will be immediately identified by the control room operator. Also, all instrumentation for initiating safety actions associated with the preferred power system is reviewed. 5. The capability to test the preferred power system is reviewed. 6. Environmental conditions such as those resulting from floods, hurricanes, high and low atmospheric temperatures, rain, snow, and ice are considered in the review of the preferred power system to determine any effects on function. 7. Quality group classifications of equipment of the preferred power system are reviewed. 8.2-3 DRAFT Rev. 4 - April 1996 8. In accordance with Appendix B (attached to this SRP section), the design of the AAC power source is reviewed to verify that it conforms to the guidelines of Regulatory Guide 1.155 for satisfying the requirements of 10 CFR 50.63.10 Review Interfaces11 EELB also performs the following reviews under the SRP sections indicated: 1. Reviews the adequacy of the onsite power system, including standby emergency ac power sources, safety-related ac distribution systems, station batteries and associated dc systems, and instrumentation and control power systems, as part of its primary review responsibility for SRP Sections 8.3.1 and 8.3.2.12 2. In accordance with SRP Section 8.4 (proposed), the overall compliance with 10 CFR 50.63 requirements is reviewed including the adequacy of the station blackout analysis, the adequacy of reliability