Proposal of the Secretary: Amendment of Clause 5.4.1: Day penetration test, of IEC 61109, Ed.1: Composite insulators for a.c. overhead lines with a nominal voltage greater than 1000 V - Definitions, test methods and acceptance criteria

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Classes of fire-retardant treated wood products in interior and exterior end use applications - Reaction to fire performance; German and English version prEN 16755:2025

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