Integrated Services Digital Network (ISDN); Terminal Portability (TP) supplementary service; service description; english version ETS 300053:1991
Edition 1992-09

Integrated Services Digital Network (ISDN); Terminal Portability (TP) supplementary service; functional capabilities and information flows; english version ETS 300054:1991
Edition 1992-09

Electronic railway equipment - Train communication network (TCN) - Part 2-2: Wire Train Bus conformance testing (IEC 61375-2-2:2012); English version EN 61375-2-2:2012
Edition 2015-06

Electronic railway equipment - Train communication network (TCN) - Part 2-1: Wire Train Bus (WTB) (IEC 61375-2-1:2012); English version EN 61375-2-1:2012
Edition 2015-06

Universal Serial Bus interfaces for data and power - Part 1-4: Common Components - USB Type-CTM Authentication Specification (IEC 62680-1-4:2018); German version EN IEC 62680-1-4:2018
Edition 2019-12

Universal serial bus interfaces for data and power - Part 1-3: Common components - USB Type-C® Cable and Connector Specification (IEC 62680-1-3:2021); German version EN IEC 62680-1-3:2021
Edition 2023-05

Integrated Services Digital Network (ISDN); Terminal Portability (TP) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification (Endorsement of the English version EN 300055-1 V 1.2.4 (1998-06) as German standard)
Edition 1999-12

Integrated Services Digital Network (ISDN); Terminal Portability (TP) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version EN 300055-2 V 1.2.4 (1998-06) as German standard)
Edition 1999-12