IEEE 3-1943

3-1943 is the AIEE Standards for Guiding Principles for the Selection of Reference Values for Electrical Standards, a technical document focused on how reference values should be chosen for electrical standards work. It is relevant to power, energy, and industrial applications, as well as components, circuits, devices, and engineered materials where consistent reference values support reliable measurement and comparison. As a superseded standard, it remains useful for historical reference and for understanding earlier electrical standardization practice.

3-1943 overview

This standard sets out guiding principles for selecting reference values used in electrical standards, helping define a consistent basis for technical work involving electrical quantities and related materials. The AIEE framing suggests an emphasis on disciplined engineering practice rather than product-specific requirements. In contexts such as dielectric materials, circuit development, and power system engineering, clear reference values can improve comparability, reduce ambiguity, and support more dependable standardization across tests, ratings, and specifications. 3-1943 is therefore best viewed as a foundational guidance document.

Typical use cases

Organizations working with electrical measurements, materials characterization, or equipment ratings may consult this standard when choosing reference values for specifications or test methods. It can be relevant in the development of dielectric data, component performance benchmarks, and engineering documentation for circuits or devices used in power and industrial environments. The guidance may also support internal standards committees, laboratories, and procurement teams that need a stable basis for comparing results, defining tolerances, or aligning technical requirements across related electrical products.

Why this standard matters

Reference values are central to consistency, and 3-1943 helps reduce the risk of conflicting assumptions in electrical standards work. By providing guiding principles, it supports clearer design control, more comparable testing, and better alignment between specifications and measured performance. That matters when organizations must evaluate materials, confirm ratings, or document compliance in a way that can be understood across teams and projects. Even as a superseded standard, it can still inform historical comparisons and legacy engineering records.

• Guiding principles for reference value selection
• Electrical standards and measurement context
• Power, components, and materials applications
• Support for consistent testing and ratings