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PREN 50129 : DRAFT 2000

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

RAILWAY APPLICATIONS - SAFETY RELATED ELECTRONIC SYSTEMS FOR SIGNALLING

Superseded date

01-02-2003

Superseded by

EN 50129 : 2003 COR 2010

Published date

12-01-2013

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Introduction
1 Scope
2 Normative references
3 Definitions and abbreviations
  3.1 Definitions
  3.2 Abbreviations
4 Overall framework of this standard
5 Conditions for safety acceptance and approval
  5.1 The Safety Case
  5.2 Evidence of quality management
  5.3 Evidence of safety management
  5.3 Evidence of functional and technical safety
  5.4 Safety acceptance and approval
Annex A (normative) Safety Integrity Levels
      A.1 Introduction
      A.2 Safety requirements
      A.3 Safety integrity
      A.4 Allocation of safety integrity requirements
          A.4.1 Risk analysis
      A.5 Safety Integrity Levels
Annex B (normative) Detailed technical requirements
      B.1 Introduction
      B.2 Assurance of correct functional operation
      B.5 Safety-related application conditions
      B.6 Safety Qualification Tests
Annex C (normative) Identification of hardware component failure
        modes
      C.1 Introduction
      C.2 General procedure
      C.3 Procedure for integrated circuits (including
          microprocessors)
      C.4 Procedure for components with inherent physical properties
      C.5 General notes concerning component failure modes
      C.6 Additional general notes, concerning components with
          inherent physical properties
      C.7 Specific notes concerning components with inherent
          physical properties
Annex D (informative) Supplementary technical information
      D.1 introduction
      D.2 Achievement of physical internal independence
      D.3 Achievement of physical external independence
      D.4 Example of a method for single-fault analysis
      D.5 Example of a method for multiple-fault analysis
Annex E (informative) Techniques and measures for safety-related
        electronic systems for signalling for the avoidance of
        systematic faults and the control of random and systematic
        faults
Annex F (informative) Bibliography

Pertains to safety-related electronic systems (including sub-systems and equipment) for railway signalling applications.

Committee
TC 9X
DocumentType
Draft
PublisherName
European Committee for Standards - Electrical
Status
Superseded
SupersededBy

EN 50125-3 : 2003 COR 2010 RAILWAY APPLICATIONS - ENVIRONMENTAL CONDITIONS FOR EQUIPMENT - PART 3: EQUIPMENT FOR SIGNALLING AND TELECOMMUNICATIONS
EN 50124-2:2017 Railway applications - Insulation coordination - Part 2: Overvoltages and related protection
EN 50128:2011/AC:2014 RAILWAY APPLICATIONS - COMMUNICATION, SIGNALLING AND PROCESSING SYSTEMS - SOFTWARE FOR RAILWAY CONTROL AND PROTECTION SYSTEMS
HD 485 : 200S1 ANALYSIS TECHNIQUES FOR SYSTEM RELIABILITY - PROCEDURE FOR FAILURE MODE AND EFFECTS ANALYSIS (FMEA)
EN 50159-2 : 2001 COR 2010 RAILWAY APPLICATIONS - COMMUNICATION, SIGNALLING AND PROCESSING SYSTEMS - PART 2: SAFETY RELATED COMMUNICATION IN OPEN TRANSMISSION SYSTEMS
EN 50124-1:2017 Railway applications - Insulation coordination - Part 1: Basic requirements - Clearances and creepage distances for all electrical and electronic equipment
EN 50125-1:2014 Railway applications - Environmental conditions for equipment - Part 1: Rolling stock and on-board equipment
EN 50159-1 : 2001 COR 2010 RAILWAY APPLICATIONS - COMMUNICATION, SIGNALLING AND PROCESSING SYSTEMS - PART 1: SAFETY RELATED COMMUNICATION IN CLOSED TRANSMISSION SYSTEMS
EN 50121-4:2016 Railway applications - Electromagnetic compatibility - Part 4: Emission and immunity of the signalling and telecommunications apparatus
HD 617 : 200S1 FAULT TREE ANALYSIS (FTA)
ISO 9001:2015 Quality management systems — Requirements
EN 50121-2:2017 Railway applications - Electromagnetic compatibility - Part 2: Emission of the whole railway system to the outside world
EN 50126 : 1999 RAILWAY APPLICATIONS - THE SPECIFICATION AND DEMONSTRATION OF RELIABILITY, AVAILABILITY, MAINTAINABILITY AND SAFETY (RAMS)

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