IEEE 2-1929

2-1929 is a technical standard titled A.I.E.E. Revised Report on Standard Definitions and Symbols, focused on the terminology and graphic symbols used in power, energy, and industrial electrical applications. It helps establish a common language for engineers, designers, and document preparers working with electrical diagrams and specifications. By clarifying definitions and symbols, this standard supports more consistent interpretation of technical records and reduces the risk of misunderstandings in engineering practice.

2-1929 overview

This inactive standard reflects an early effort to revise and organize accepted definitions and symbols for electrical work under the A.I.E.E. framework. Its main purpose is to improve consistency in how electrical concepts are named and represented in drawings, reports, and technical documentation. In the context of power and industrial applications, 2-1929 would have supported clearer communication across design, operation, and review activities where precise notation matters.

Typical use cases

2-1929 would typically be relevant when reviewing legacy electrical documentation, interpreting older engineering drawings, or comparing historic terminology with later standards. It may also be useful in archival research, standards libraries, and technical reference work involving power-system planning, electrical machine documentation, or industrial installation records. Teams working with early electrical literature can use it to better understand the definitions and symbols that shaped later engineering conventions.

Why this standard matters

Standardized definitions and symbols are important because they help reduce ambiguity in engineering communication. For power and industrial applications, that consistency supports safer design review, more reliable specification reading, and better alignment between drafting, procurement, and field interpretation. Even as an inactive document, 2-1929 can still matter when handling legacy systems or historical references where older notation must be understood accurately to avoid errors in analysis or documentation.

• Standard definitions for electrical terminology
• Revised symbols for technical documentation
• Reference value for legacy A.I.E.E. materials
• Useful in power and industrial electrical records