• PREN 50126-2 : DRAFT 2015

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    RAILWAY APPLICATIONS - THE SPECIFICATION AND DEMONSTRATION OF RELIABILITY, AVAILABILITY, MAINTAINABILITY AND SAFETY (RAMS) - PART 2: SYSTEMS APPROACH TO SAFETY

    Available format(s): 

    Superseded date:  01-10-2017

    Language(s): 

    Published date:  23-11-2012

    Publisher:  European Committee for Standards - Electrical

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Abbreviations
    5 Guidance on Safety process
    6 Guidance on Safety Demonstration and Acceptance
    7 Guidance on Organisation and Independence of
       Roles
    8 Guidance for Risk Assessment
    9 Guidance on Specification of System Safety
       Requirements
    10 Guidance on Apportionment of functional Safety
       Integrity Requirements
    11 Guidance on Design and implementation
    Annex A (intentionally left blank)
    Annex B (informative) - ALARP, GAME, MEM
    Annex C (informative) - Using failure and accident
            statistics to derive a THR
    Annex D (informative) - Guidance on SIL Allocation
    Annex E (informative) - Apportionment methods
    Annex F (informative) - Safety Target Quantification Methods
    Annex G (informative) - Common mistakes in quantification
    Annex H (informative) - Techniques/methods for safety analysis
    Annex I (informative) - Key System Safety Roles and Responsibilities
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines a systematic process, tailorable to the type and size of system under consideration, for specifying requirements for RAMS and demonstrating that these requirements are achieved.

    General Product Information - (Show below) - (Hide below)

    Comment Closes On
    Committee TC 9X
    Document Type Draft
    Publisher European Committee for Standards - Electrical
    Status Superseded

    Standards Referenced By This Book - (Show below) - (Hide below)

    EN 50657:2017 Railways Applications - Rolling stock applications - Software on Board Rolling Stock
    BS EN 50657:2017 Railways Applications. Rolling stock applications. Software on Board Rolling Stock
    16/30339594 DC : DRAFT DEC 2016 BS EN 50129 - RAILWAY APPLICATIONS - COMMUNICATION, SIGNALLING AND PROCESSING SYSTEMS - SAFETY RELATED ELECTRONIC SYSTEMS FOR SIGNALLING
    PREN 50657 : DRAFT 2016 RAILWAY APPLICATIONS - ROLLING STOCK APPLICATIONS - SOFTWARE ON BOARD OF ROLLING STOCK, EXCLUDING RAILWAY CONTROL AND PROTECTION APPLICATIONS
    16/30332108 DC : 0 BS EN 50657 - RAILWAY APPLICATIONS - ROLLING STOCK APPLICATIONS - SOFTWARE ON BOARD OF ROLLING STOCK, EXCLUDING RAILWAY CONTROL AND PROTECTION APPLICATIONS
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