1. IEC 61508 Functional Safety of Electrical/Electronic/Programmable Electronic Safety-related Systems (E/E/PE, or E/E/PES).
2. EN 50126 Railway Applications – The Specification and Demonstration of Reliability, Availability, maintainability and Safety (RAMS).
3. EN 50129 Railway Applications – Communications, signaling and processing systems – Safety related electronic systems for signaling.
4. EN 50128 Railway Applications – Communications, signaling and processing systems.
5. Definition of safety levels and performances of safety: applications for an electronic equipment used on rolling stock;Catelani;IEEE Instrum. Meas. Technol. Conf.,2007