Transmission and Multiplexing (TM) - Synchronous Digital Hierarchy (SDH) Network protection schemes - Automatic Protection Switch; APS protocols and operation; English version ETS 300746:1997
Edition 1997-12

Open Data Communication in Building Automation, Controls and Building Management - Control Network Protocol - Part 2: Twisted Pair Communication; English version EN 14908-2:2014
Edition 2014-08

Industrial communication networks - Fieldbus specifications - Part 3-21: Data-link layer service definition - Type 21 elements (IEC 61158-3-21:2019); English version EN IEC 61158-3-21:2019, only on CD-ROM
Edition 2020-06

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

Industrial communication networks - Fieldbus specifications - Part 4-13: Data-link layer protocol specification - Type 13 elements (IEC 61158-4-13:2014); English version EN 61158-4-13:2014, only on CD-ROM
Edition 2015-09

Industrial communication networks - Fieldbus specifications - Part 5-8: Application layer service definition - Type 8 elements (IEC 61158-5-8:2007); English version EN 61158-5-8:2007, only on CD-ROM
Edition 2008-09

Electronic railway equipment - Train communication network (TCN) - Part 2-8: TCN conformance test (IEC 61375-2-8:2021); English version EN IEC 61375-2-8:2021
Edition 2023-05

Industrial communication networks - Fieldbus specifications - Part 4-1: Data-link layer protocol specification - Type 1 elements (IEC 61158-4-1:2014); English version EN 61158-4-1:2014, only on CD-ROM
Edition 2015-09

Space engineering - SpaceWire - Links, nodes, routers and networks; English version EN 16603-50-12:2020
Edition 2020-06

Digital Enhanced Cordless Telecommunications (DECT) - Data services profile - Multimedia Messaging Service (MMS) with specific provision for facsimile services (Service type F, class 2); English version ETS 300755:1997
Edition 1998-07