• EN 61025 : 2007

    Current The latest, up-to-date edition.

    FAULT TREE ANALYSIS (FTA)

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    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 as follows: - definition of basic principles; - describing and explaining the associated mathematical modelling; - explaining the relationships of FTA to other reliability modelling techniques; - description of the steps involved in performing the FTA; - identification of appropriate assumptions, events and failure modes; - identification and description of commonly used symbols.

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

    Committee 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

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

    16/30339594 DC : DRAFT DEC 2016 BS EN 50129 - RAILWAY APPLICATIONS - COMMUNICATION, SIGNALLING AND PROCESSING SYSTEMS - SAFETY RELATED ELECTRONIC SYSTEMS FOR SIGNALLING
    I.S. EN 50126-1:2017 RAILWAY APPLICATIONS - THE SPECIFICATION AND DEMONSTRATION OF RELIABILITY, AVAILABILITY, MAINTAINABILITY AND SAFETY (RAMS) - PART 1: GENERIC RAMS PROCESS
    BS EN 61869-6 : 2016 INSTRUMENT TRANSFORMERS - PART 6: ADDITIONAL GENERAL REQUIREMENTS FOR LOW-POWER INSTRUMENT TRANSFORMERS
    I.S. EN 60987:2015 NUCLEAR POWER PLANTS - INSTRUMENTATION AND CONTROL IMPORTANT TO SAFETY - HARDWARE DESIGN REQUIREMENTS FOR COMPUTER-BASED SYSTEMS
    BS EN 61427-2:2015 Secondary cells and batteries for renewable energy storage. General requirements and methods of test On-grid applications
    BS EN 62282-5-1:2012 (published 2013-01) Fuel cell technologies Portable fuel cell power systems. Safety
    BS EN 62282-3-1 : 2007 FUEL CELL TECHNOLOGIES - PART 3-1: STATIONARY FUEL CELL POWER SYSTEMS - SAFETY
    UNE-EN 60300-3-4:2011 Dependability management -- Part 3-4: Application guide - Guide to the specification of dependability requirements
    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 - PART 7: OVERVIEW OF TECHNIQUES AND MEASURES
    BS EN 61511-3:2017 (published 2017-05) Functional safety. Safety instrumented systems for the process industry sector Guidance for the determination of the required safety integrity levels
    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 (published 2012-11) Analysis techniques for dependability. Petri net techniques
    BS EN 61703:2016 Mathematical expressions for reliability, availability, maintainability and maintenance support terms
    CLC/TS 62603-1 : 2014 Industrial process control systems - Guideline for evaluating process control systems - Part 1: Specifications
    BS EN 50159 : 2010 RAILWAY APPLICATIONS - COMMUNICATION, SIGNALLING AND PROCESSING SYSTEMS - SAFETY-RELATED COMMUNICATION IN TRANSMISSION SYSTEMS
    CEI EN 61869-6 : 1ED 2017 INSTRUMENT TRANSFORMERS - PART 6: ADDITIONAL GENERAL REQUIREMENTS FOR LOW-POWER INSTRUMENT TRANSFORMERS
    VDI 4002-2 : 2011 RELIABILITY ENGINEER - REQUIREMENTS FOR QUALIFICATION
    BS PD CLC/TS 62603-1 : 2014 INDUSTRIAL PROCESS CONTROL SYSTEMS - GUIDELINES FOR EVALUATING PROCESS CONTROL SYSTEMS - PART 1: SPECIFICATIONS
    S.R. CLC/TS 62603-1:2014 INDUSTRIAL PROCESS CONTROL SYSTEMS - GUIDELINE FOR EVALUATING PROCESS CONTROL SYSTEMS - PART 1: SPECIFICATIONS
    VDI 4007:2012-06 RELIABILITY GOALS - DETERMINATION, CHECK, REVIEW, CERTIFICATE
    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 62502 : 2012 ANALYSIS TECHNIQUES FOR DEPENDABILITY - EVENT TREE ANALYSIS (ETA)
    NF EN 50495 : 2010 SAFETY DEVICES REQUIRED FOR THE SAFE FUNCTIONING OF EQUIPMENT WITH RESPECT TO EXPLOSION RISKS
    I.S. EN 62282-3-1:2007 FUEL CELL TECHNOLOGIES - PART 3-1: STATIONARY FUEL CELL POWER SYSTEMS - SAFETY
    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
    CEI EN 60300-3-4 : 2010 DEPENDABILITY MANAGEMENT - PART 3-4: APPLICATION GUIDE - GUIDE TO THE SPECIFICATION OF DEPENDABILITY REQUIREMENTS
    BS EN 50495 : 2010 SAFETY DEVICES REQUIRED FOR THE SAFE FUNCTIONING OF EQUIPMENT WITH RESPECT TO EXPLOSION RISKS
    BS EN 62502:2011 (published 2011-06) 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 - PART 3-15: APPLICATION GUIDE - ENGINEERING OF SYSTEM DEPENDABILITY
    BS EN 61078:2016 RELIABILITY BLOCK DIAGRAMS
    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
    PREN 17141 : DRAFT 2017 CLEANROOMS AND ASSOCIATED CONTROLLED ENVIRONMENTS - BIOCONTAMINATION CONTROL
    UNE-EN 62625-2:2017 Electronic railway equipment - On board driving data recording system - Part 2: Conformity testing
    CEI EN 50495 : 2011 SAFETY DEVICES REQUIRED FOR THE SAFE FUNCTIONING OF EQUIPMENT WITH RESPECT TO EXPLOSION RISKS
    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
    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 - PART 1: GENERAL REQUIREMENTS AND TESTS
    I.S. EN 61869-6:2016 INSTRUMENT TRANSFORMERS - PART 6: ADDITIONAL GENERAL REQUIREMENTS FOR LOW-POWER INSTRUMENT TRANSFORMERS
    I.S. EN 60300-3-4:2008 DEPENDABILITY MANAGEMENT - PART 3-4: APPLICATION GUIDE - GUIDE TO THE SPECIFICATION OF DEPENDABILITY REQUIREMENTS
    I.S. EN 62502:2010 ANALYSIS TECHNIQUES FOR DEPENDABILITY - EVENT TREE ANALYSIS (ETA)
    I.S. EN 50159:2010 RAILWAY APPLICATIONS - COMMUNICATION, SIGNALLING AND PROCESSING SYSTEMS - SAFETY-RELATED COMMUNICATION IN TRANSMISSION SYSTEMS
    EN 60987 : 2015 NUCLEAR POWER PLANTS - INSTRUMENTATION AND CONTROL IMPORTANT TO SAFETY - HARDWARE DESIGN REQUIREMENTS FOR COMPUTER-BASED SYSTEMS (IEC 60987:2007 + A1:2013)
    EN 50159:2010 RAILWAY APPLICATIONS - COMMUNICATION, SIGNALLING AND PROCESSING SYSTEMS - SAFETY-RELATED COMMUNICATION IN TRANSMISSION SYSTEMS
    DIN EN 15233:2007-11 Methodology for functional safety assessment of protective systems for potentially explosive atmospheres
    UNE-EN 50159:2011 Railway applications - Communication, signalling and processing systems - Safety-related communication in transmission systems
    BS EN 15233 : 2007 METHODOLOGY FOR FUNCTIONAL SAFETY ASSESSMENT OF PROTECTIVE SYSTEMS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES
    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)
    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 (IEC 61869-6:2016)
    EN 61907 : 2010 COMMUNICATION NETWORK DEPENDABILITY ENGINEERING
    EN 61882 : 2016 HAZARD AND OPERABILITY STUDIES (HAZOP STUDIES) - APPLICATION GUIDE (IEC 61882:2016)
    EN 50495 : 2010 SAFETY DEVICES REQUIRED FOR THE SAFE FUNCTIONING OF EQUIPMENT WITH RESPECT TO EXPLOSION RISKS
    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 (IEC 61511-3:2016)
    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 (IEC 61427-2:2015)
    EN 61703:2016 MATHEMATICAL EXPRESSIONS FOR RELIABILITY, AVAILABILITY, MAINTAINABILITY AND MAINTENANCE SUPPORT TERMS (IEC 61703:2016)
    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

    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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