Energia i regulacje · 26/11/2012

Preoperational Testing of Onsite Electric Power Systems To Verify Proper Load Group Assignments, Electrical Separation, and Redundancy

The U.S. Nuclear Regulatory Commission (NRC or the Commission) is issuing for public comment draft regulatory guide (DG), DG-1294, "Preoperational Testing of On-Site Electric Power Systems to Verify Proper Load Group Assignments, Electrical Separation, and Redundancy." DG-1294 is proposed Revision 1 of RG 1.41, dated March 1973. This revision expands the scope of the guide to encompass preoperational testing of electrical power systems used to meet current Station Blackout regulations, time requirements for startup and alignment of emergency power sources, and testing requirements for facilities licensed under 10 CFR Part 52.