IEEE

IEEE C37.238a-2023

IEEE Standard Profile for Use of IEEE 1588 Precision Time Protocol in Power System Applications Amendment 1: Adding a Type-Length-Value (TLV) to Indicate the Latest International Earth Rotation Service (IERS)-Specified Universal Time Coordinated (UTC) Leap Second Event

Latest Edition2023

Country ScopeInternational / North America

CategorySwitchgear and Protection Equipment / C37 Series / Testing Monitoring and Diagnostics

Record Typeamendment

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 C37.238a-2023.

Notes

IEEE SA page status: Active Standard. Published: 2023-12-08. IEEE record number: 10191.