Integrated Services Digital Network (ISDN); Connected Line Identification Presentation (COLP) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification (Endorsement of the English version EN 300097-1 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

Integrated Services Digital Network (ISDN) - Message Waiting Indication (MWI) 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 300745-2 V 1.2.4 (1998-06) as German standard)
Edition 1999-11

Integrated Services Digital Network (ISDN) - Message Waiting Indication (MWI) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network (Endorsement of the English version EN 300745-5 V 1.2.4 (1998-09) as German standard)
Edition 1999-11

Integrated Services Digital Network (ISDN) - Outgoing Call Bearing (OCB) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user [Endorsement of the English version EN 301001-3 V 1.1.3 (1998-10) as German standard]
Edition 1999-11

Integrated Services Digital Network (ISDN) - Outgoing Call Bearing (OCB) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network [Endorsement of the English version EN 301001-5 V 1.1.3 (1998-10) as German standard]
Edition 1999-11

Coaxial connectors for receiving aerials; coaxial unmatched connector; identical with IEC 60169-2, edition 1965 (status as of 1982)
Edition 1987-02

High-voltage switchgear and controlgear - Part 2-657: Alternating current disconnectors and earthing switches - Earthing-switches - Rated voltage 123 kV (AC) - Terminal and mounting dimensions, layout
Edition 2023-08

Aerospace series - Circuit breakers - Test methods - Part 510: Strength of signal contact terminals; German and English version EN 3841-510:2004
Edition 2005-09

Microfluidic devices - Interoperability requirements for dimensions, connections and initial device classification (ISO 22916:2022); German version EN ISO 22916:2022
Edition 2023-02