Document: NUREG-0800
Document ID: 63521156-eb6b-472c-9560-1e85462dc1be
Document Type: srp
Title: ENVIRONMENTAL QUALIFICATION OF MECHANICAL AND ELECTRICAL
Source: NUREG-0800
Source URL: https://www.nrc.gov/docs/ML0520/ML052070288.pdf
Revision Date: 2023-06
Chapter: 3
Section ID: 3.11
CFR Part: 
CFR Title: 

Content:
ns of IEEE Std 323 are acceptable to the staff and provides supplementary guidance for satisfying the Commission's regulations regarding the environmental qualification of electrical equipment located in a harsh environment. The applicant shall prepare a list of electrical equipment important to safety and covered by the qualification requirements. In addition, the applicant shall include the following information in a qualification file for electric equipment important to safety: (1) Performance specifications for conditions existing during and after design basis accidents. (2) The voltage, frequency, load, and other electrical characteristics for which the performance specified in accordance with (1) above can be ensured. (3) The environmental conditions (including temperature, pressure, humidity, radiation, chemicals, and submergence at the location where the equipment must perform) as specified in accordance with (1) and (2) above. The applicant shall keep the list and information in the file current and retain the file in auditable form for the entire period during which the covered item is installed in the nuclear power plant or is stored for future use to permit verification that each item of electric equipment important to safety meets the requirements.75 c. IEEE Std 334, "IEEE Trial Use Guide for Type Tests of Continuous-Duty 76 Class 1 Motors Installed Inside the Containment of Nuclear Power Generating Stations" (Reference 7), (augmentedendorsed by Regulatory Guide 1.40); 77 78 IEEE Std 382, "IEEE Trial Use Guide for Type Test of Class 1E Electric Valve 79 Operators for Nuclear Power Generating Stations" (Reference 9),80 (augmentedendorsed by Regulatory Guide 1.73); and IEEE Std 383, "Standard 81 for Type Test of Class 1E Electric Cables, Field Splices, and Connections for Nuclear Power Generating Stations" (Reference 10), (augmentedendorsed by 82 83 Regulatory Guide 1.131 ), are specific with regard to type-test qualification of 84 DRAFT Rev. 3 - April