IEEE PC37.63/D1, Feb 2011
Vault, and Submersible Automatic Line Sectionalizers for Alternating Current Systems Up to 38 kV
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About This Item
PC37.63/D1, Feb 2011 is a technical document covering vault, and submersible automatic line sectionalizers for alternating current systems up to 38 kV. It is relevant to power, energy, and industry applications where sectionalizing equipment must support reliable distribution performance and controlled fault isolation. This standard is useful for engineering teams that need a clear reference for design expectations, ratings, and testing considerations in medium-voltage environments.
About PC37.63/D1, Feb 2011
PC37.63/D1, Feb 2011 addresses the requirements and technical context for automatic line sectionalizers intended for vault and submersible service on AC systems up to 38 kV. The document is most relevant where equipment must operate in enclosed or below-grade installations while maintaining dependable switching and protection behavior. As a standards reference, it helps define a consistent basis for evaluating construction, performance, and application suitability in power distribution systems.
Where is PC37.63/D1, Feb 2011 used?
This standard is commonly associated with underground and compact distribution installations where sectionalizers are placed in vaults or submersible locations. It may be used in utility networks, feeder sectionalizing arrangements, and other medium-voltage circuits that need automatic isolation of faulted sections. PC37.63/D1, Feb 2011 is especially relevant for equipment selection and system planning in alternating current distribution environments up to 38 kV, where access, enclosure type, and service conditions affect device choice.
Importance in practice
In practice, PC37.63/D1, Feb 2011 supports more consistent design and procurement decisions for sectionalizers used in demanding distribution service. It helps organizations compare equipment against a defined technical baseline, which can reduce ambiguity in testing, ratings, and installation expectations. For vault and submersible applications, that consistency matters because maintenance access is limited and reliability is critical. Using the standard can also help manage safety and compatibility risks in medium-voltage systems.
- Vault and submersible sectionalizer applications
- AC systems up to 38 kV
- Automatic line fault isolation
- Medium-voltage distribution equipment
- Construction, rating, and performance reference
- Publication Date: 2012
- Standard Status: Inactive
- Publisher: IEEE
- Subject: Power, Energy and Industry Applications; Components, Circuits, Devices and Systems
- Official IEEE: Doi link
- New Version Available: PC37.63 (2024)
- Previous Version: PC37.63 (2023)
- Previous Version: PC37.63 (2023)
- Previous Version: PC37.63 (2023)
- Previous Version: PC37.63 (2023)
- This Version: PC37.63 (2012)
- Previous Version: PC37.63 (2012)
- Previous Version: PC37.63 (2012)
- Previous Version: PC37.63 (2012)
- Previous Version: PC37.63 (2004)
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