IEEE C37.12.1-2018
Voltage Circuit Breakers above 1000 V
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About This Item
C37.12.1-2018 is a technical standard for voltage circuit breakers above 1000 V, providing guidance on the equipment used in higher-voltage power applications. It addresses the design and performance expectations that help ensure these devices can interrupt current reliably and operate safely in demanding electrical systems. For engineers, buyers, and maintenance teams, C37.12.1-2018 supports consistent specification and comparison of circuit breaker requirements.
About C37.12.1-2018
This standard focuses on the requirements and characteristics relevant to voltage circuit breakers above 1000 V, a category used in power, energy, and industrial applications. It is useful for defining how these devices are identified, rated, and evaluated within their technical context. C37.12.1-2018 helps bring consistency to the way higher-voltage breaker equipment is described and assessed, supporting clearer communication between designers, manufacturers, and purchasers.
Where is C37.12.1-2018 used?
C37.12.1-2018 is commonly used where medium- and high-voltage circuit breakers are part of electrical distribution or switching equipment. Typical settings may include substations, industrial power systems, utility infrastructure, and large facilities that rely on controlled interruption of higher-voltage circuits. The standard is relevant when selecting breaker equipment, reviewing technical submittals, or comparing performance and rating information across applications.
Importance in practice
In practice, C37.12.1-2018 helps reduce uncertainty around breaker selection, specification, and testing for systems above 1000 V. Clear requirements can improve safety, support compatibility with surrounding equipment, and make procurement decisions more consistent. It also assists with engineering review and compliance efforts by giving stakeholders a common technical reference for voltage circuit breaker expectations, which can lower the risk of mismatch or performance issues.
- Voltage circuit breakers above 1000 V
- Design and rating reference
- Power and industrial electrical systems
- Specification and procurement support
- Publication Date: 2019
- Standard Status: Active
- Publisher: IEEE
- Subject: Components, Circuits, Devices and Systems; Power, Energy and Industry Applications
- Official IEEE: Doi link
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