Alarm systems - Alarm transmission systems and equipment - Part 3: Requirements for Receiving Centre Transceiver (RCT); German version EN 50136-3:2013 + A1:2021
Edition 2021-12

Alarm systems - Alarm transmission systems and equipment - Part 4: Annunciation equipment used in alarm receiving centres; German version CLC/TS 50136-4:2004
Edition 2005-07

Alarm systems - Alarm transmission systems and equipment - Part 7: Application guidelines; German version CLC/TS 50136-7:2017
Edition 2018-05

Alarm systems - Alarm transmission systems and equipment - Part 9: Requirements for common protocol for alarm transmission using the Internet Protocol (IP); German version CLC/TS 50136-9:2020
Edition 2021-12

Alarm systems - Alarm transmission systems and equipment - Part 10: Requirements for remote access; German version CLC/TS 50136-10:2022
Edition 2023-05

Railway applications - Communication, signalling and processing systems - Safety-related communication in transmission systems; German version EN 50159:2010
Edition 2011-04

Railway applications - Communication, signalling and processing systems - Safety-related communication in transmission systems; German version EN 50159:2010/A1:2020
Edition 2020-07

Multi-element metallic cables used in analogue and digital communication and control - Part 1: Generic specification; German version EN 50288-1:2013
Edition 2014-03

Multi-element metallic cables used in analogue and digital communication and control - Part 2-1: Sectional specification for screened cables characterised up to 100 MHz - Horizontal and building backbone cables; German version EN 50288-2-1:2013
Edition 2014-03

Multi-element metallic cables used in analogue and digital communication and control - Part 2-2: Sectional specification for screened cables characterised up to 100 MHz - Work area and patch cord cables; German version EN 50288-2-2:2013
Edition 2014-03