Terminal Equipment (TE); syntax-based videotex lower layer protocols using packet mode access over the Public Switched Telephone Network (PSTN); English version ETS 300221:1993
Edition 1994-01

Industrial networks - Single-drop digital communication interface - Part 2: Functional safety extensions (IEC 61139-2:2022); English version EN IEC 61139-2:2022
Edition 2023-04

Terminal Equipment (TE) - Group 3 facsimile equipment; English version ETS 300242:1997
Edition 1998-04

Industrial communications subsystem based on ISO 11898 (CAN) for controller-device interfaces - Part 4: CANopen; German version EN 50325-4:2002, text in English
Edition 2003-07

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol; signalling network layer for circuit-mode basic call control - Part 5: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user; English version ETS 300403-5:1997
Edition 1998-08

European digital cellular telecommunications system (Phase 2) - Technical realisation of facsimile group 3 non-transparent; English version ETS 300539:1995
Edition 1995-06

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

Integrated Services Digital Network (ISDN) - Audio characteristics of terminals designed to support conference services in the ISDN; English version ETS 300807:1997
Edition 1998-07

Aerospace series - Programme Management - Guide for the risk management; German and English version EN 9239:2016
Edition 2016-09

Intelligent transport systems - ESafety - ECall end to end conformance testing for IMS packet switched based systems; German and English version prEN 17240:2023
Edition 2024-02