IEEE PC37.302/D2, Dec 2013 is an inactive draft guide for testing fault current limiters (FCLs) rated above 1000 V AC. It is relevant to engineers and buyers working with power, energy, and industrial electrical systems where controlled current interruption and limiter performance need to be evaluated. By focusing on FCL testing rather than general equipment operation, IEEE PC37.302/D2, Dec 2013 helps define a more consistent basis for assessing device behavior, rating claims, and application suitability.

IEEE PC37.302/D2, Dec 2013 overview

This draft guide addresses the testing of high-voltage AC fault current limiters, a specialized component used to manage fault conditions in power systems. IEEE PC37.302/D2, Dec 2013 is intended to support engineering evaluation of FCL performance under relevant electrical conditions, with attention to devices above 1000 V AC. In practice, the document is useful where consistent test expectations are needed for design review, product qualification, or comparison of limiter technologies used in utility and industrial power networks.

Typical use cases

IEEE PC37.302/D2, Dec 2013 is typically used when reviewing or validating fault current limiter designs for medium- and higher-voltage AC applications. It may support laboratory testing, prototype assessment, and specification work for equipment installed in substations, industrial distribution systems, or other power infrastructure where fault current levels must be controlled. The guide is also relevant to engineers comparing limiter behavior across different technologies, materials, and circuit configurations before deployment in demanding electrical environments.

Why this standard matters

Testing guidance matters because FCLs must perform predictably under stressed electrical conditions, and inconsistent test methods can lead to uncertainty in ratings or application limits. IEEE PC37.302/D2, Dec 2013 helps improve comparability between devices and supports safer engineering decisions by clarifying how performance may be assessed. For procurement, compliance review, and design control, a defined testing approach can reduce risk and help ensure that fault current limiter claims align with actual system expectations.

• Fault current limiter testing guidance
• Rated above 1000 V AC
• High-voltage power system applications
• Performance and rating verification
• Draft IEEE technical document