Fibre optic communication subsystem test procedures - Part 2-9: Digital systems - Optical signal-to-noise ratio measurement for dense wavelength-division multiplexed systems (IEC 61280-2-9:2009) (german version)
Edition 2010-01-01

Safety of machinery - Electrical equipment of machines - Part 33: Requirements for semiconductor fabrication equipment (IEC 60204-33:2009, modified) (german version)
Edition 2011-12-01

Connectors for electronic equipment - Tests and measurements - Part 26-100: Measurement setup, test and reference arrangements and measurements for connectors according to IEC 60603-7 - Tests 26a to 26g (IEC 60512-26-100:2008 + A1:2011) (german version)
Edition 2012-01-01

Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method (ISO 11691:2020)
Edition 2021-03-01

Audio/video, information and communication technology equipment – Part 1: Safety requirements
Edition 2022-01

Customer premises cabling for Information Technology - Part 2: 2048 kbit/s ISDN primary access and leased line network interface
Edition 1996-06-26

Information technology - Measurement of end-to-end links, modular plug terminated links and direct attach cabling (german version)
Edition 2023-06-01

Connector sets and interconnect components to be used in optical fibre communication systems - Product specifications - Part 18-1: Type 4+4x10.3125 Gb/s MPO (QFSP) transceiver mated with an MPO connector equipped with 12 fibre PPS ferrules terminated on EN 60793-2-10 category A1a.3a or A1a.3b 50/125 micron multimode fibre (german version)
Edition 2019-12-01

Fire detection and fire alarm system - Part 28: Non-resettable line-type heat detectors
Edition 2016-06-15

Information technology - Cabling installation - Part 2: Installation planning and practices inside buildings
Edition 2011-09