TS IEC 60050-821
International electrotechnical vocabulary - Part 821: Signalling and security apparatus for railways
IEC 60050-821:2017 gives the general terminology relating to signalling and security apparatus for railways, as well as general terms pertaining to specific applications and associated technologies. This new edition reviews and complements the previous one. This terminology is consistent with the terminology developed in the other specialized parts of the IEV.
It has the status of a horizontal standard in accordance with IEC Guide 108.
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- Language: English
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About This Item
TS IEC 60050-821 is an electrotechnical vocabulary standard for terminology used in railway signalling and security apparatus. It brings together the core concepts of this technical field in a common language, helping users distinguish between signalling functions, safety-related equipment, and the application terms that support railway control and protection.
How railway terminology is organised
In general technical use, railway signalling refers to the systems that regulate train movements and support safe interaction between infrastructure and rolling stock. Security apparatus covers the equipment that complements these functions through monitoring, interlocking, detection, command, and protection. A vocabulary standard such as this one is valuable because it reduces ambiguity: the same term can be used consistently across design documents, operations, maintenance, and technical specification work.
What this IEV part contributes
IEC 60050-821:2017 is aligned with terminology developed in other specialised parts of the IEV and is identified as a horizontal standard. In practical terms, it serves as a reference framework for general terms as well as terminology linked to specific railway signalling applications and associated technologies, so that related documents can use a coherent and technically precise vocabulary.
- General terminology for railway signalling and security apparatus
- Common terms for specific applications
- Vocabulary linked to associated technologies
- Terminological consistency with other specialised IEV parts
- Publication Date: 12.04.2021
- Standard Status: U (Yürürlükteki Standard/Standard)
- Publisher: TSE
- Document Language: en
- ICS Classification: 01.040.13 Çevre ve Sağlık Koruma, Güvenlik (Terimler); 01.040.45 Demiryolu Mühendisliği (Terimler)
- Pages: 413
- Source Standard: IEC 60050-821:2017
- International Equivalents: IEC 60050-821-EQV
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