IEEE PC37.238/D6, Jun 2014 is a draft IEEE standard profile for using IEEE 1588 Precision Time Protocol in power system applications. It focuses on time synchronization requirements that support coordinated operation across power, energy, communication, and computing equipment. In practice, IEEE PC37.238/D6, Jun 2014 helps define how precise timing can be applied consistently in substations, control systems, and related networks where timing accuracy affects monitoring, event correlation, and system behavior.

IEEE PC37.238/D6, Jun 2014 overview

This draft document outlines a profile for applying IEEE 1588 PTP within power system environments, where synchronized clocks are often needed for reliable measurement and control. IEEE PC37.238/D6, Jun 2014 is relevant to engineers working with power-system communications, embedded devices, and networked automation equipment that depend on coordinated timing. As a draft standard, it provides technical direction for implementation choices and interoperability expectations in a specialized utility and industrial context.

Typical use cases

This standard is typically relevant in substations, protection and control systems, and utility communication networks where devices must share a common time reference. It may be used with relays, measurement units, controllers, switches, and other networked equipment involved in event logging or synchronized operation. IEEE PC37.238/D6, Jun 2014 is also useful when engineers need timing alignment across power system workflows, especially where precise sequence-of-events records or coordinated automation are important.

Why this standard matters

In power applications, timing consistency can affect diagnostics, disturbance analysis, and the coordination of distributed equipment. IEEE PC37.238/D6, Jun 2014 matters because it supports a clearer approach to profile-based implementation of IEEE 1588, helping reduce ambiguity during design, procurement, and testing. Using a defined profile can improve interoperability between devices from different vendors and lower the risk of timing-related errors in critical operational environments.

• IEEE 1588 PTP profile for power systems
• Substation and utility timing applications
• Networked control and measurement equipment
• Interoperability and implementation guidance
• Draft standard status: inactive