Rotary wafer switches (low current rating). Part 1 : General requirements and measuring methods.

This document represents the first supplementary amendment to a technical specification originally issued by the International Electrotechnical Commission. It serves as an official addendum, providing necessary revisions or clarifications to the initial standard text. The content focuses on specific technical requirements and definitions relevant to the field of electrical engineering without altering the core principles of the parent document. As a supplementary material, it ensures that the original specification remains current and applicable amidst evolving industry practices and safety considerations. The supplement includes detailed instructions for implementation, addressing specific technical points that require attention. This document is structured to be read in conjunction with the main standard, ensuring consistency and coherence in technical application across different regions. It acts as a vital reference for engineers and manufacturers who rely on precise guidelines to maintain compliance and quality in their products and processes. The inclusion of this supplement highlights the dynamic nature of international standardization efforts, where updates are necessary to address new insights or emerging challenges.