PC57.12.90-2015/Cor1/D3.1, Sept 2016 is a corrigendum that provides editorial and technical corrections to a power engineering standard identified as PC57.12.90. It is relevant to components, circuits, devices, and systems where dielectric materials and related performance details must be stated accurately. By clarifying the underlying text, this document helps reduce interpretation errors and supports more consistent specification, testing, and engineering use of the corrected standard.

About PC57.12.90-2015/Cor1/D3.1, Sept 2016

This technical document serves as a correction layer for the 2015 edition, addressing editorial and technical issues that can affect how requirements are read or applied. In practice, PC57.12.90-2015/Cor1/D3.1, Sept 2016 is useful when working with power-related equipment or materials where insulation, dielectric behavior, and system-level compatibility may be important. It helps align the published text with its intended meaning, which can matter during design review, procurement, and compliance verification.

Where is PC57.12.90-2015/Cor1/D3.1, Sept 2016 used?

This corrigendum is commonly used in engineering and documentation workflows tied to power, energy, and industrial applications. It may be referenced when reviewing specifications for electrical components, insulation systems, or equipment assemblies that depend on clear dielectric and performance requirements. Teams involved in standards interpretation, product qualification, and technical procurement may use PC57.12.90-2015/Cor1/D3.1, Sept 2016 to confirm that the corrected language is applied consistently across drawings, test plans, and internal compliance records.

Importance in practice

Corrections like these matter because even small wording changes can affect design decisions, test interpretation, and purchasing requirements. PC57.12.90-2015/Cor1/D3.1, Sept 2016 helps reduce the risk of using ambiguous or outdated text when evaluating materials or systems in electrical service. For organizations that rely on standards for consistency, the corrigendum supports better quality control, clearer communication between stakeholders, and more dependable alignment between engineering intent and documented requirements.

• Editorial and technical corrections
• Power and energy application context
• Components, circuits, and systems focus
• Dielectric and materials-related clarity
• Useful for compliance and specification review