Round steel link chains - Chain strands from round steel link chains, nominal pitch: 5×d, for the operation in bucket elevators - Part 1: Made from case hardened quality steel, Grade 2; Text in German and English
Edition 2020-04

Dynamic modules - Part 4-1: Software and hardware interface - 1 x 9 wavelength selective switch (IEC 62343-4-1:2016); German version EN 62343-4-1:2016
Edition 2017-02

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-13: Examinations and measurements; control stability of a fibre optic switch (IEC 61300-3-13:1995); German version EN 61300-3-13:1997
Edition 1998-09

Chemicals used for treatment of water intended for human consumption - Polyaluminium hydroxide silicate sulfate; German version EN 886:2004
Edition 2005-02

Flanges for waveguides - Part 2: Relevant specifications for flanges for ordinary rectangular waveguides (IEC 60154-2:2016); German version EN 60154-2:2016
Edition 2017-08

Lighting of pedestrian crossings (sign 293 StVO) with additional lighting - Part 2: Calculation and measurement
Edition 2010-06

Operating conditions for industrial-process measurement and control equipment - Part 2: Power (IEC 60654-2:1979 + A1:1992); German version EN 60654-2:1997
Edition 1998-08

Round steel link chains - Round steel link chains, pitch 2,8d, for chain conveyors, grade 3, quenched and tempered
Edition 2015-06

Concepts for quality management
Edition 2021-10

Optical circuit boards - Basic test and measurement procedures - Part 2-4: Optical transmission test for optical circuit boards without input/output fibres (IEC 62496-2-4:2013); German version EN 62496-2-4:2013
Edition 2014-04