1 Scope
This standard specifies methods for qualifying static battery chargers and inverters for Class 1E installations outside containment in nuclear power plants, so as to ensure that they are able to execute the intended functions under specified service conditions.
This standard is not applicable to the application of battery chargers and inverters in the plant’s power system, and it does not specify the specific performance requirements of these devices.
2 Normative References
The following documents for the application of this document are essential. Any dated reference, just dated edition applies to this document. For undated references, the latest edition of the normative document (including any amendments) applies.
GB/T 12727-2002 Nuclear Power Plants - Electrical Equipment of the Safety System - Qualification
GB/T 13625 Seismic Qualification of Electrical Equipment of the Safety System for Nuclear Power Plants
EJ/T 705 Type Test of Class 1E Cable and Site Cable Joints in Nuclear Power Plant
3 Terminologies and Definitions
Foreword i
1 Scope
2 Normative References
3 Terminologies and Definitions
4 Specifications
5 Qualification
6 Documentation
Appendix A (Informative) Stress Analysis
Appendix B (Informative) Electronic Components for Which Aging Is Not A Significant Failure Mechanism
Appendix C Nonelectronic Components for Which Aging Is Not An Significant Failure Mechanism
Appendix D (Informative) Discussion of Failure Mechanisms in Electromechanical Devices
Appendix E (Informative) Discussion on Cycling of Connectors
