Registry
Official Source

IEEE

IEEE C37.21-2026

IEEE Draft Standard for Control Switchboards

Latest Edition2026
Country ScopeInternational / North America
CategorySwitchgear and Protection Equipment / C37 Series / Switchgear Assemblies
Record Typestandard
ApplicabilityConsensus IEEE power and energy standard used where specified by law, code, authority having jurisdiction, utility requirement, project specification, or contract

Applicability Summary

IEEE C37 family metadata record for switchgear, circuit breakers, relays, reclosers, and protection equipment; this record points to the official IEEE SA page for IEEE C37.21-2026.

Notes

IEEE SA page status: Active Standard. IEEE record number: 11206.