Methods of measurement of performance of vacuum cleaners for household and similar use; amendment 2

This document outlines specific technical procedures for evaluating the performance of domestic and similar vacuum cleaners. It serves as an amendment to an existing foundational standard within the field of household appliance measurement. The text provides revised methodologies and updated test conditions that refine how key performance indicators are determined. It details the setup requirements, operational parameters, and calculation methods necessary to ensure consistency and accuracy across various testing environments. This supplementary text addresses particular aspects that required clarification or adjustment based on emerging technological trends and user needs at the time of its issuance. The content focuses strictly on the measurement protocols, ensuring that data collected from different devices remains comparable. It is designed for use by manufacturers, testing laboratories, and regulatory bodies to maintain uniformity in performance assessment. By adhering to these refined guidelines, stakeholders can verify product specifications with greater precision. The document represents a formal update intended to align measurement practices with current industry standards without altering the core principles of the original baseline document.