IEEE P741/D2, Apr 2007
Unapproved IEEE Draft Standard Criteria for the Protection of Class 1E Power Systems and Equipment in Nuclear Power Generating Stations
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- Language: English
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- Language: English
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About This Item
IEEE P741/D2, Apr 2007 is an unapproved draft standard for criteria protecting Class 1E power systems and equipment in nuclear power generating stations. It addresses the engineering expectations for safeguarding safety-related electrical systems so they can continue to perform during plant operating conditions and credible disturbances. As a nuclear engineering document, it is relevant to design control, equipment protection, and reliability planning where Class 1E performance is critical to safe station operation.
About IEEE P741/D2, Apr 2007
This draft technical document sets out criteria intended to guide the protection of Class 1E power systems and equipment, which are associated with nuclear safety functions. IEEE P741/D2, Apr 2007 is useful when engineering teams need to evaluate how protective arrangements, coordination, and system resilience support dependable operation. Because it is an inactive draft, it is best treated as a historical reference for understanding the technical direction and requirements considered for nuclear plant electrical protection.
Where is IEEE P741/D2, Apr 2007 used?
IEEE P741/D2, Apr 2007 is most relevant in nuclear power generating stations, especially where Class 1E electrical systems supply or protect safety-related equipment. It may be used during design reviews, upgrade planning, protection studies, and specification writing for power distribution, control, and safeguarding equipment. The standard is also useful for teams working on station electrical architecture, where maintaining safe and reliable performance under fault or abnormal conditions is a central concern.
Importance in practice
In practice, this standard helps support consistent decisions about how critical nuclear plant electrical systems are protected. That matters for safety, because Class 1E equipment must remain dependable under conditions that could affect plant shutdown or emergency response. IEEE P741/D2, Apr 2007 can inform compliance review, technical procurement, and testing expectations by giving engineers a clearer basis for protection-related requirements, reducing ambiguity in design and supporting risk reduction.
- Class 1E power system protection criteria
- Nuclear plant electrical safety context
- Design and review reference
- Protection, coordination, and reliability focus
- Inactive draft standard status
- Publication Date: 2007
- Standard Status: Inactive
- Publisher: IEEE
- Subject: Nuclear Engineering
- Official IEEE: Doi link
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