US·Regulatory Docket·NRC

NRC-2022-0083

Closed

Qualification of Class 1E Connection Assemblies for Production and Utilization Facilities

Filed 2023-02-13Last update 2022-04-11

Summary

The U.S. Nuclear Regulatory Commission (NRC) is issuing for public comment a draft regulatory guide (DG), DG-1400, "Qualification of Class 1E Connection Assemblies for Production and Utilization Facilities." This DG is the proposed Revision 2 to Regulatory Guide (RG) 1.156. Methods described in RG 1.156 are acceptable to the NRC staff pertaining to the environmental qualification of connectors, terminations, and environmental seals in combination with cables or wires as assemblies for service in nuclear power plants to ensure that the connection assemblies can perform their safety functions.