IEEE C37.60-2012

C37.60-2012 is a technical standard for automatic circuit reclosers and fault interrupters used in alternating current power systems up to 38 kV. It addresses the equipment and performance expectations involved in interrupting faults, restoring service, and coordinating protection in medium-voltage networks. As a superseded document, C37.60-2012 remains relevant for understanding legacy design and procurement requirements, especially where existing apparatus, testing records, or compliance references still depend on the 2012 edition.

What is C37.60-2012?

This standard defines the technical context for automatic circuit reclosers and fault interrupters serving AC systems up to 38 kV. It is intended to guide how these devices are specified, evaluated, and applied in power equipment engineering. C37.60-2012 typically supports consistency in ratings, operating characteristics, insulation expectations, and related test or design considerations. For buyers and engineers, it provides a reference point for comparing equipment and checking whether a recloser or interrupter aligns with the intended system duty.

Where is C37.60-2012 used?

C37.60-2012 is commonly used in medium-voltage distribution environments where automatic switching and fault isolation are needed to maintain service continuity. That includes utility feeder applications, overhead line protection, substations, and industrial power networks operating below 38 kV. It is also relevant when selecting reclosers or fault interrupters for systems that require coordinated protection, sectionalizing, and restoration after transient or permanent faults. The standard supports equipment specification for engineers, procurement teams, and maintenance planners working with power system components.

Why is C37.60-2012 important?

This standard matters because reclosers and fault interrupters play a direct role in system reliability, personnel safety, and fault management. Using C37.60-2012 as a reference helps improve consistency in ratings, performance expectations, and test interpretation when comparing products or reviewing legacy documentation. It can also reduce procurement risk by giving buyers a clear technical benchmark for equipment intended for AC systems up to 38 kV. For regulated or internally controlled projects, that clarity supports compliance and better design control.

• Automatic circuit reclosers
• Fault interrupters
• AC systems up to 38 kV
• Medium-voltage protection equipment
• Legacy compliance reference