What is EN 50155:2020 ?

Title: What is EN 50129:2020? A Comprehensive Guide

Introduction

Railway signaling systems are a critical component of the safe and efficient operation of the railway sector. The development, assessment, and approval of software-intensive systems used in railways are guided by the international standard EN 50129:2020. This standard is designed to ensure the safety and reliability of railway signaling systems and to meet the necessary quality standards. In this article, we will provide a comprehensive guide to EN 50129:2020 and its key objectives.

Key Objectives of EN 50129:2020

EN 50129:2020 has several key objectives that are aimed at ensuring the safety and reliability of railway signaling systems. These objectives include:

1. Defining safety assurance requirements for railway signaling systems:

The standard aims to provide guidelines for the development, assessment, and approval of software-intensive systems used in railways. It defines safety assurance requirements for these systems, which are essential for ensuring the safety and reliability of the railway signaling systems.

2. Developing a safety case for software-intensive systems:

The standard provides guidance on developing a safety case for software-intensive systems used in railways. A safety case is a document that outlines the safety requirements and the steps that must be taken to ensure the safety of the system.

3. Assessing the safety and reliability of software-intensive systems:

The standard provides guidelines for assessing the safety and reliability of software-intensive systems used in railways. This includes assessing the system's ability to detect and respond to potential failures, as well as its overall safety and reliability.

4. Providing guidance on the development and approval of software-intensive systems:

The standard provides guidance on the development and approval of software-intensive systems used in railways. This includes guidelines on the selection of software components, testing and validation of the system, and the approval process.

Conclusion

EN 50129:2020 is an international standard that is essential for ensuring the safety and reliability of railway signaling systems. It provides guidelines for the development, assessment, and approval of software-intensive systems used in railways. By following the guidelines provided by this standard, railway operators can ensure that their signaling systems are safe, reliable, and meet the necessary quality standards.