IEEE 1806-2021/Cor 1-2024
Based Placement of Overhead and Underground Switching and Overcurrent Protection Equipment to and Including 38 kV Corrigenda 1
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About This Item
1806-2021/Cor 1-2024 is a corrigenda document for the standard on placement of overhead and underground switching and overcurrent protection equipment to and including 38 kV. In the Power, Energy and Industry Applications context, it helps clarify technical requirements that affect how utility and industrial distribution equipment is positioned and applied. Using 1806-2021/Cor 1-2024 supports more accurate interpretation of the base standard and helps reduce design and installation errors.
What is 1806-2021/Cor 1-2024?
This technical document is a corrigendum to the 1806-2021 standard and is intended to correct, refine, or clarify specific provisions related to the placement of switching and overcurrent protection equipment. Its focus is the equipment used on overhead and underground systems at voltage levels up to and including 38 kV. For engineering teams, the document is relevant when reading the base requirements, checking compliance language, or confirming how the placement guidance should be applied in practice.
Where is 1806-2021/Cor 1-2024 used?
1806-2021/Cor 1-2024 is typically used in power distribution planning, utility engineering, and equipment specification for medium-voltage systems. It is relevant where overhead lines, underground circuits, switches, and overcurrent protection devices must be arranged for safe operation and maintainability. The document may also be consulted during project design reviews, field installation checks, and procurement of switching equipment for substations, feeder circuits, and related distribution infrastructure.
Why is 1806-2021/Cor 1-2024 important?
This corrigenda matters because placement requirements can affect safety, access, and the reliable operation of protection equipment. Clear corrections or clarifications help engineers apply the standard consistently when designing or reviewing installations. For owners, contractors, and reviewers, 1806-2021/Cor 1-2024 can support better compliance decisions, reduce ambiguity in interpretation, and improve coordination between overhead and underground distribution work. It is especially useful where correct equipment location influences performance and maintenance.
- Corrigenda for the 2021 standard
- Overhead and underground placement guidance
- Switching and overcurrent protection equipment
- Applicable up to and including 38 kV
- Useful for design, compliance, and review
- Publication Date: 2025
- Standard Status: Active
- Publisher: IEEE
- Subject: Power, Energy and Industry Applications
- Official IEEE: Doi link
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