Document: NUREG-0800
Document ID: b2d15b43-96b5-4876-877d-f6ba1944c6d7
Document Type: srp
Title: INTERLOCK SYSTEMS IMPORTANT TO SAFETY
Source: NUREG-0800
Source URL: https://www.nrc.gov/docs/ML1602/ML16020A092.pdf
Revision Date: 2023-06
Chapter: 7
Section ID: 7.6
CFR Part: 
CFR Title: 

Content:
systems that are not safety systems as defined by IEEE Std 603-1991 and isolated from the safety systems, the applicable requirements of 10 CFR 50.55a(h) are IEEE Std 279-1971, Clause 4.7, “Control and Protection System Interaction,” IEEE Std 603-1991, Clause 5.6.3, “Independence Between Safety Systems and Other Systems,” and IEEE Std 603-1991, Clause 6.3, “Interaction Between the Sense and Command Features and Other Systems.” 3. 10 CFR Part 50, “Domestic Licensing of Production and Utilization Facilities,” Appendix A, “General Design Criteria for Nuclear Power Plants,” General Design Criterion (GDC) 1, “Quality Standards and Records.” 4. GDC 2, “Design Bases for Protection against Natural Phenomena.” 5. GDC 4, “Environmental and Dynamic Effects Design Bases.” 7.6-4 Revision 6 – August 2016 6. GDC 13, “Instrumentation and Control.” 7. GDC 19, “Control Room.” 8. GDC 24, “Separation of Protection and Control Systems.” 9. 10 CFR 50.34(f)(2)(v), “Additional TMI-Related Requirements, Bypass and Inoperable Status Indication,” or equivalent Three Mile Island Action Plan requirements imposed by Generic Letters (GL). 10. 10 CFR 52.47(b)(1), which requires that a DC application contain the proposed ITAAC that are necessary and sufficient to provide reasonable assurance that, if the inspections, tests, and analyses are performed and the acceptance criteria met, a plant that incorporates the design certification is built and will operate in accordance with the design certification, the provisions of the Atomic Energy Act of 1954 (AEA), and the U.S. Nuclear Regulatory Commission (NRC's) regulations. 11. 10 CFR 52.80(a), which requires that a COL application contain the proposed inspections, tests, and analyses, including those applicable to emergency planning, that the licensee shall perform, and the acceptance criteria that are necessary and sufficient to provide reasonable assurance that, if the inspections, tests, and