Functional Safety in Railway Control Systems
At XEFRA, our commitment to the railway industry revolves around ensuring the highest standards of functional safety.
Completing a project successfully is the demonstration of having met customer and standards requirements.
Our approach applies the European standard V cycle, a cornerstone in the rai industry for functional safety.
By performing thorough Verification & Validation (V&V) activity, we ensure that our customers reach the final acceptance phase with all safety aspects meticulously covered in accordance with the Standard.
RaiLWAY Functional Safety Standards
The main services we offer our clients to demonstrate compliance with CENELEC EN 50126 include:
- Safety Concepts Assessment: We define suitable safety development processes, ensuring every component and subsystem contributes effectively to the overall functional safety of the railway system.
- Verification of Development Documentation: Our meticulous verification ensures that all documentation aligns with the rai functional safety standards.
- Safety Requirements Verification and Tracking: Throughout the whole V-cycle, we track and verify safety requirements, guaranteeing a comprehensive safety coverage.
- Qualitative and Quantitative Analyses: Employing methods such as System FMEA, Functional Block FMEDA, component FMEDA, we provide both qualitative and quantitative safety analyses.
- Hazard and Risk Analyses: We conduct in-depth hazard and risk analyses in railway control systems.
- Hazard Log Maintenance: We constantly monitor and address potential safety risks.
- Test Strategy Definition: Our test strategies are tailored to effectively validate the safety and reliability of railway control systems.
- Availability and Maintainability analysis on Products and Systems FRACAS, ensuring robustness and resilience.
- Moreover, we extend our services to include Penetration Analysis and Analysis of Software Development Processes, crucial for maintaining safety in programmable electronic systems used in railway control and protection.