Endless V-belts for Mechanical Engineering; Calculation of Drives, Power Ratings
Edition 1976-04

Narrow V-belts for industrial purposes; calculation of drives, power ratings
Edition 1976-04

Earned value management in project and programme management
Edition 2018-08-04

Fuel cell technologies - Part 3-200: Stationary fuel cell power systems - Performance test methods (IEC 62282-3-200:2015); German version EN 62282-3-200:2016
Edition 2016-12

Fuel cell technologies - Part 6-200: Micro fuel cell power systems - Performance test methods (IEC 62282-6-200:2016); German version EN 62282-6-200:2017
Edition 2017-10

Fuel cell technologies - Part 4-102: Fuel cell power systems for electrically powered industrial trucks - Performance test methods (IEC 62282-4-102:2022); German version EN IEC 62282-4-102:2023
Edition 2023-12

Fuel cell technologies - Part 3-201: Stationary fuel cell power systems - Performance test methods for small fuel cell power systems (IEC 105/1012/CDV:2023); German and English version prEN IEC 62282-3-201:2023
Edition 2025-01

Household high-fidelity audio equipment and systems - Methods of measuring and specifying the performance - Part 5: Loudspeakers (IEC 61305-5:2003); German version EN 61305-5:2003
Edition 2004-02

Household high-fidelity audio equipment and systems - Methods of measuring and specifying the performance - Part 1: General (IEC 61305-1:1995); German version EN 61305-1:1995
Edition 1996-02

Household high-fidelity audio equipment and systems - Methods of measuring and specifying the performance - Part 3: Amplifiers (IEC 61305-3:1995); German version EN 61305-3:1995
Edition 1996-02