IEEE 628-2020
IEEE Standard Criteria for the Design, Installation, and Qualification of Raceway Systems for Class 1E Circuits for Nuclear Power Generating Stations
Available Formats:
- Availability: Immediate Download
- Language: English
- License Type: Single User
- Updates: Not Included
- Availability: Request Quote
- Language: English
- License Type: Enterprise / Multi User
- Updates: Included
About This Item
IEEE 628-2020 is a technical standard for the design, installation, and qualification of raceway systems used for Class 1E circuits in nuclear power generating stations. It addresses the infrastructure that supports safety-related electrical conductors, helping ensure the raceway arrangement is suitable for demanding nuclear service. For engineers, procurement teams, and plant owners, the standard provides a clear basis for consistent design decisions and qualification expectations.
Overview of IEEE 628-2020
This standard focuses on raceway systems that carry or protect Class 1E circuits in nuclear power environments. Its scope is centered on the criteria needed to design, install, and qualify those systems so they can support safety-related electrical functions under expected plant conditions. IEEE 628-2020 is relevant where cable routing, mechanical protection, and installation quality affect reliability. It is typically used as a reference point for technical requirements during engineering, review, and acceptance activities.
Typical use cases
IEEE 628-2020 is commonly used in the planning and evaluation of conduit, tray, and other raceway arrangements associated with safety-related instrumentation and control circuits, power circuits, and related electrical pathways in nuclear generating stations. It may guide projects involving new construction, system modifications, or replacement work where Class 1E circuit protection is required. The standard is also useful during qualification reviews, procurement specification writing, and construction inspections for raceway components and assemblies.
Why it matters
For nuclear applications, raceway systems must support safety functions with a high level of consistency and control. IEEE 628-2020 helps define the criteria that reduce uncertainty in design and installation, which can support compliance, traceability, and dependable performance over time. By clarifying qualification expectations, the standard can help limit installation errors, improve procurement alignment, and strengthen confidence that the raceway system will perform as intended in a Class 1E environment.
- Design criteria for Class 1E raceway systems
- Installation expectations for nuclear plant wiring paths
- Qualification of raceway components and assemblies
- Support for safety-related electrical circuit protection
- Reference for compliance and acceptance review
- Publication Date: 2020
- Standard Status: Active
- Publisher: IEEE
- Subject: Components, Circuits, Devices and Systems; Nuclear Engineering; Power, Energy and Industry Applications
- Official IEEE: Doi link
- This Version: 628 (2020)
- Previous Version: 628 (2012)
- Previous Version: 628 (2001)
- Previous Version: 628 (1987)
Please request information about the document. Contact Page
Need This Standard?
Request a personalized quote today to receive the latest edition in PDF or other available formats.
Need This Standard?
Request a personalized quote today to receive the latest edition in PDF or other available formats.
Summarize with AI
Get quick summaries using your favorite AI engine.
Online Standart Disclaimer
OnlineStandart.com is an authorized reseller of international standards, operating through partnerships with authorized distributors. We do not own the copyrights or trademarks of the standards we sell, including but not limited to those of API, ASHRAE, BSI, SAE, ASTM, IEEE, IEC, ASME, ISO, and others.
All product names, logos, and brands are the property of their respective owners and are used for identification purposes only; their use does not imply endorsement. OnlineStandart.com is not affiliated with or endorsed by any standards development organization unless explicitly stated. The content of this document is for informational purposes only and is intended to promote our licensed reselling services.
Online Standart does not host, distribute, or link to free, unlicensed, or uncertified copies of copyrighted standards. Every document we deliver is a licensed copy obtained through authorized channels and supplied with full licensing documentation. The “Free PDF Download” option on our product pages refers to this free informational document — never to a free copy of any standard.