IEEE 858-1987

IEEE 858-1987 is a technical document for power operations terminology, providing standard definitions that support clear communication in power, energy, and industry applications. By setting consistent language for operational concepts, it helps reduce ambiguity in procedures, documentation, and coordination across engineering teams. As a superseded standard, IEEE 858-1987 remains relevant when reviewing legacy systems, records, or historical operating practices that relied on this terminology.

Overview of IEEE 858-1987

This standard focuses on the definitions used in power operations, helping establish a common vocabulary for utility and industrial environments. IEEE 858-1987 is useful where operating terms must be interpreted consistently across planning, control, maintenance, and technical documentation. Its scope is centered on terminology rather than equipment design, making it a reference for understanding how power system operations were described and organized at the time. That makes it especially valuable in legacy reference work and compliance review.

Typical use cases

IEEE 858-1987 is commonly consulted when operators, engineers, or technical writers need to align terminology in power system procedures, operating manuals, and internal standards. It may be useful in substations, generation facilities, utility control environments, and industrial power operations where precise wording affects coordination and recordkeeping. The document can also support interpretation of archived specifications, training materials, and legacy operational documents that use older power operations language.

Why it matters

Consistent terminology is important in power operations because unclear wording can lead to errors in communication, documentation, and procedural control. IEEE 858-1987 helps support consistency in how operational terms are defined, which can improve reliability in reviews, audits, and technical comparisons. For organizations working with historical documents or maintaining long-lived infrastructure, the standard can reduce risk by making legacy terminology easier to interpret and apply correctly. IEEE 858-1987 also helps preserve alignment across teams.

• Power operations terminology
• Standardized technical definitions
• Legacy documentation reference
• Utility and industrial power context
• Superseded IEEE standard