Reaction to fire tests for products - Non-combustibility test (ISO 1182:2020); German version EN ISO 1182:2020
Edition 2020-11

Fire behaviour of building materials and building components - Part 1: Building materials; concepts, requirements and tests
Edition 1998-05

Letter symbols in data sheets for electronic tubes
Edition 1971-05

Measurements of the electrical properties of electronic tubes and valves; methods of measuring hiss and hum
Edition 1973-06

Industrial systems, installations and equipment and industrial products - Structuring principles and reference designations - Part 2: Classification of objects and codes for classes (IEC 81346-2:2019); German version EN IEC 81346-2:2019
Edition 2020-10

Measurement of the Electrical Properties of Microwave Tubes; Part 3: Disk Seal Tubes
Edition 1978-04

Methods of measurement for radio transmitters; part 3: wanted and unwanted modulation
Edition 1982-11

Wastewater treatment plants - Part 8: Sludge treatment and storage; German and English version prEN 12255-8:2022
Edition 2022-03