GRAFCET specification language for sequential function charts (IEC 60848:2013); German version EN 60848:2013
Edition 2014-12

Public Switched Telephone Network (PSTN) - Category II specification for 1200 bits per second half duplex and 1200/75 bits per second asymmetrical duplex modems standardized for use on the PSTN; English version ETS 300118:1996
Edition 1997-08

OPC Unified Architecture - Part 5: Information Model (IEC 62541-5:2020); English version EN IEC 62541-5:2020
Edition 2021-08

Information processing systems; fibre distributed date interface (FDDI); part 1: token ring physical layer protocol (PHY) (ISO 9314-1:1989); English version EN 29314-1:1993
Edition 1993-12

Colours and colour limits for signal lights in railway traffic and in local public transport
Edition 2015-01

Intelligent Network (IN) - Intelligent Network Capability Set 1 (CS1), Core Intelligent Network Application Protocol (INAP) - Part 1: Protocol specification; English Version ETS 300374-1:1994
Edition 1995-04

European digital cellular telecommunications system (phase 2) - Technical realization of facsimile group 3, transparent; English version ETS 300538:1995
Edition 1996-04

Programmable controllers - Part 10: PLC open XML exchange format (IEC 61131-10:2019); English version EN IEC 61131-10:2019
Edition 2020-11

Universal Serial Bus interfaces for data and power - Part 3-1: Universal Serial Bus 3.1 Specification (IEC 62680-3-1:2017); English version EN 62680-3-1:2017
Edition 2018-05

Integrated Services Digital Network (ISDN); service requirements for telefax group 4; English version ETS 300120:1992
Edition 1993-06