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The scope of this document covers the development of software for programmable electronic systems for use in train control, train protection, and signaling applications, as well as on railway vehicles. The document applies exclusively to software and the interaction between software and the system to which the software belongs. The document is not applicable to power supply for electric train traction (stationary installations) or to power supply and control of conventional applications, such as power supplies at stations for offices, shops, etcetera. Examples of applications include the programming of applications, operating systems, supporting tools, and firmware.
This document replaces DIN EN 50128 Berichtigung 1:2014-09; VDE 0831-128 Berichtigung 1:2014-09 , DIN EN 50128/A1:2020-08; VDE 0831-128/A1:2020-08 , DIN EN 50128/A2:2020-12; VDE 0831-128/A2:2020-12 , DIN EN 50128:2012-03; VDE 0831-128:2012-03 , DIN EN 50657/A1:2024-04; VDE 0831-657/A1:2024-04 , DIN EN 50657:2017-11; VDE 0831-657:2017-11 .
This document has been corrected by: DIN EN 50716 Berichtigung 1:2025-07; VDE 0115-716 Berichtigung 1:2025-07 , DIN EN 50716 Berichtigung 1:2025-12; VDE 0115-716 Berichtigung 1:2025-12 .