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  • EN 61025:2007

    Current The latest, up-to-date edition.

    Fault tree analysis (FTA)

    Available format(s): 

    Language(s): 

    Published date:  03-04-2007

    Publisher:  European Committee for Standards - Electrical

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

    INTRODUCTION
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Symbols
    5 General
      5.1 Fault tree description and structure
      5.2 Objectives
      5.3 Applications
      5.4 Combinations with other reliability analysis techniques
    6 Development and evaluation
      6.1 General considerations
      6.2 Required system information
      6.3 Fault tree graphical description and structure
    7 Fault tree development and evaluation
      7.1 General
      7.2 Scope of analysis
      7.3 System familiarization
      7.4 Fault tree development
      7.5 Fault tree construction
      7.6 Failure rates in fault tree analysis
    8 Identification and labelling in a fault tree
    9 Report
    Annex A (informative) Symbols
    Annex B (informative) Detailed procedure for disjointing
    Annex ZA (normative) Normative references to international
             publications with their corresponding European
             publications
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes fault tree analysis and provides guidance on its application to perform an analysis, identifies appropriate assumptions, events and failure modes, and provides identification rules and symbols.

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

    Committee CLC/SR 56
    Development Note Supersedes HD 617. (04/2007) Supersedes UNE 21925. (03/2010)
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Current
    Supersedes

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    CEI EN 61869-6 : 1ED 2017 INSTRUMENT TRANSFORMERS - PART 6: ADDITIONAL GENERAL REQUIREMENTS FOR LOW-POWER INSTRUMENT TRANSFORMERS
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    BS EN 50495:2010 Safety devices required for the safe functioning of equipment with respect to explosion risks
    BS EN 62502:2011 Analysis techniques for dependability. Event tree analysis (ETA)
    BS EN 61907:2010 Communication network dependability engineering
    BS EN 60987:2015 Nuclear power plants. Instrumentation and control important to safety. Hardware design requirements for computer-based systems
    BS EN 60300-3-15:2009 Dependability management Application guide. Engineering of system dependability
    BS EN 61078:2016 Reliability block diagrams
    CEI EN 50495 : 2011 SAFETY DEVICES REQUIRED FOR THE SAFE FUNCTIONING OF EQUIPMENT WITH RESPECT TO EXPLOSION RISKS
    I.S. EN 61869-6:2016 INSTRUMENT TRANSFORMERS - PART 6: ADDITIONAL GENERAL REQUIREMENTS FOR LOW-POWER INSTRUMENT TRANSFORMERS
    EN 62282-3-1 : 2007 FUEL CELL TECHNOLOGIES - PART 3-1: STATIONARY FUEL CELL POWER SYSTEMS - SAFETY
    EN 60300-3-15 : 2009 DEPENDABILITY MANAGEMENT - PART 3-15: APPLICATION GUIDE - ENGINEERING OF SYSTEM DEPENDABILITY
    EN 60300-3-4:2008 Dependability management - Part 3-4: Application guide - Guide to the specification of dependability requirements
    EN 61869-6:2016 Instrument transformers - Part 6: Additional general requirements for low-power instrument transformers
    EN 61907:2010 Communication network dependability engineering
    EN 61882:2016 Hazard and operability studies (HAZOP studies) - Application guide
    EN 50495:2010 Safety devices required for the safe functioning of equipment with respect to explosion risks
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    BS EN 62282-5-1:2012 Fuel cell technologies Portable fuel cell power systems. Safety
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    BS EN 61703:2016 Mathematical expressions for reliability, availability, maintainability and maintenance support terms
    PD CLC/TS 62603-1:2014 Industrial process control systems. Guideline for evaluating process control systems Specifications
    I.S. EN 62282-3-1:2007 FUEL CELL TECHNOLOGIES - PART 3-1: STATIONARY FUEL CELL POWER SYSTEMS - SAFETY
    EN 50126-1:2017 Railway Applications - The Specification and Demonstration of Reliability, Availability, Maintainability and Safety (RAMS) - Part 1: Generic RAMS Process
    BS EN 61496-1:2013 Safety of machinery. Electro-sensitive protective equipment General requirements and tests
    EN 60987:2015 Nuclear power plants - Instrumentation and control important to safety - Hardware design requirements for computer-based systems
    DIN EN 15233:2007-11 Methodology for functional safety assessment of protective systems for potentially explosive atmospheres
    BS EN 15233:2007 Methodology for functional safety assessment of protective systems for potentially explosive atmospheres
    VDI 4007:2012-06 Reliability goals - Determination, check, review, certificate
    VDI 4002 Blatt 2:2011-09 Reliability Engineer - Requirements for qualification
    I.S. EN 60987:2015 NUCLEAR POWER PLANTS - INSTRUMENTATION AND CONTROL IMPORTANT TO SAFETY - HARDWARE DESIGN REQUIREMENTS FOR COMPUTER-BASED SYSTEMS
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    EN 61078 : 1991 RELIABILITY BLOCK DIAGRAMS (IEC 61078:2016)
    I.S. EN 50495:2010 SAFETY DEVICES REQUIRED FOR THE SAFE FUNCTIONING OF EQUIPMENT WITH RESPECT TO EXPLOSION RISKS
    I.S. EN 50159:2010 RAILWAY APPLICATIONS - COMMUNICATION, SIGNALLING AND PROCESSING SYSTEMS - SAFETY-RELATED COMMUNICATION IN TRANSMISSION SYSTEMS
    UNE-EN 50159:2011 Railway applications - Communication, signalling and processing systems - Safety-related communication in transmission systems
    DIN EN 15233 E : 2007 METHODOLOGY FOR FUNCTIONAL SAFETY ASSESSMENT OF PROTECTIVE SYSTEMS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES
    CEI EN 50159 : 2012 RAILWAY APPLICATIONS - COMMUNICATION, SIGNALLING AND PROCESSING SYSTEMS - SAFETY-RELATED COMMUNICATION IN TRANSMISSION SYSTEMS
    EN 61496-1:2013/AC:2015 SAFETY OF MACHINERY - ELECTRO-SENSITIVE PROTECTIVE EQUIPMENT - PART 1: GENERAL REQUIREMENTS AND TESTS (IEC 61496-1:2012)
    16/30339594 DC : DRAFT DEC 2016 BS EN 50129 - RAILWAY APPLICATIONS - COMMUNICATION, SIGNALLING AND PROCESSING SYSTEMS - SAFETY RELATED ELECTRONIC SYSTEMS FOR SIGNALLING
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    UNE-EN 62282-3-1:2011 Fuel cell technologies - Part 3-1: Stationary fuel cell power systems - Safety
    BS EN 61508-7:2010 Functional safety of electrical/electronic/ programmable electronic safety related systems Overview of techniques and measures
    PREN 50126-1 : DRAFT 2015 RAILWAY APPLICATIONS - THE SPECIFICATION AND DEMONSTRATION OF RELIABILITY, AVAILABILITY, MAINTAINABILITY AND SAFETY (RAMS) - PART 1: GENERIC RAMS PROCESS
    BS EN 62551:2012 Analysis techniques for dependability. Petri net techniques
    UNE-EN 61882:2017 Hazard and operability studies (HAZOP studies) - Application guide
    BS EN 61882:2016 Hazard and operability studies (HAZOP studies). Application guide
    CEI EN 60300-3-4 : 2010 DEPENDABILITY MANAGEMENT - PART 3-4: APPLICATION GUIDE - GUIDE TO THE SPECIFICATION OF DEPENDABILITY REQUIREMENTS
    EN 62619:2017 Secondary cells and batteries containing alkaline or other non-acid electrolytes - Safety requirements for secondary lithium cells and batteries, for use in industrial applications
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    I.S. EN 62502:2010 ANALYSIS TECHNIQUES FOR DEPENDABILITY - EVENT TREE ANALYSIS (ETA)
    EN 50159:2010 Railway applications - Communication, signalling and processing systems - Safety-related communication in transmission systems
    EN 62502 : 2010 ANALYSIS TECHNIQUES FOR DEPENDABILITY - EVENT TREE ANALYSIS (ETA)
    EN 15233:2007 Methodology for functional safety assessment of protective systems for potentially explosive atmospheres
    BS EN 61869-6:2016 Instrument transformers Additional general requirements for low-power instrument transformers
    UNE-EN 60300-3-4:2011 Dependability management -- Part 3-4: Application guide - Guide to the specification of dependability requirements
    BS EN 50159:2010 Railway applications. Communication, signalling and processing systems. Safety-related communication in transmission systems
    BS EN 62619:2017 Secondary cells and batteries containing alkaline or other non-acid electrolytes. Safety requirements for secondary lithium cells and batteries, for use in industrial applications
    17/30329441 DC : 0 BS EN 17141 - CLEANROOMS AND ASSOCIATED CONTROLLED ENVIRONMENTS - BIOCONTAMINATION CONTROL
    15/30330403 DC : 0 BS EN 50126-1 - RAILWAY APPLICATIONS - THE SPECIFICATION AND DEMONSTRATION OF RELIABILITY, AVAILABILITY, MAINTAINABILITY AND SAFETY (RAMS) - PART 1: GENERIC RAMS PROCESS
    BS EN 60300-3-4:2008 Dependability management Application guide. Guide to the specification of dependability requirements
    I.S. EN 60300-3-4:2008 DEPENDABILITY MANAGEMENT - PART 3-4: APPLICATION GUIDE - GUIDE TO THE SPECIFICATION OF DEPENDABILITY REQUIREMENTS
    EN 62551 : 2012 ANALYSIS TECHNIQUES FOR DEPENDABILITY - PETRI NET TECHNIQUES (IEC 62551:2012)
    EN 61511-3:2017 Functional safety - Safety instrumented systems for the process industry sector - Part 3: Guidance for the determination of the required safety integrity levels
    EN 62282-5-1:2012 FUEL CELL TECHNOLOGIES - PART 5-1: PORTABLE FUEL CELL POWER SYSTEMS - SAFETY (IEC 62282-5-1:2012)
    EN 61508-7:2010 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 7: Overview of techniques and measures
    EN 61427-2:2015 Secondary cells and batteries for renewable energy storage - General requirements and methods of test - Part 2: On-grid applications
    EN 61703:2016 Mathematical expressions for reliability, availability, maintainability and maintenance support terms

    Standards Referencing This Book - (Show below) - (Hide below)

    EN 60812:2006 Analysis techniques for system reliability - Procedure for failure mode and effects analysis (FMEA)
    IEC 60812:2006 Analysis techniques for system reliability - Procedure for failure mode and effects analysis (FMEA)
    IEC 61078:2016 Reliability block diagrams
    IEC 61165:2006 Application of Markov techniques
    EN 60300-3-1:2004 Dependability management - Part 3-1: Application guide - Analysis techniques for dependability - Guide on methodology
    EN 61078 : 1991 RELIABILITY BLOCK DIAGRAMS (IEC 61078:2016)
    EN 61165:2006 Application of Markov techniques
    IEC 60300-3-1:2003 Dependability management - Part 3-1: Application guide - Analysis techniques for dependability - Guide on methodology
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