Integrated Services Digital Network (ISDN); circuit-mode 64 kbit/s 8 kHz structured bearer service category usable for 3,1 kHz audio information transfer; service description; english version ETS 300110:1992
Edition 1993-04

Integrated Services Digital Network (ISDN); syntax-based videotex teleservice; service description; English version ETS 300262:1993
Edition 1994-05

Integrated Services Digital Network (ISDN) - Telephony 7 kHz teleservice - Service description; English version ETS 300263:1994
Edition 1994-11

Firefighting and fire protection - Control panel for fire brigade inhouse radio systems
Edition 2023-02

Integrated Services Digital Network (ISDN) - Videotelephony teleservice - Service description; English version ETS 300264:1994
Edition 1994-11

Integrated Services Digital Network (ISDN) - Circuit-mode multiple-rate unrestricted 8 kHz structured bearer service category - Service description; English version ETS 300389:1994
Edition 1995-05

Customer premises cabling for information technology - Part 2: 2048 kbit/s ISDN primary access and leased line network interface; German version EN 50098-2:1996
Edition 1996-06

Digital audio - Digital input-output interfacing - Transmission of digital audio over asynchronous transfer mode (ATM) networks (IEC 62365:2009); German version EN 62365:2009
Edition 2010-02

Telecontrol equipment and systems; part 3: interfaces (electrical characteristics); IEC 60870-3:1989; german version HD 546.3 S1:1991
Edition 1992-02

Air Traffic Management - Information security for organisations supporting civil aviation operations; German and English version EN 16495:2019
Edition 2019-11