• I.S. EN 61124:2012

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    RELIABILITY TESTING - COMPLIANCE TESTS FOR CONSTANT FAILURE RATE AND CONSTANT FAILURE INTENSITY

    Available format(s):  Hardcopy, PDF

    Superseded date:  09-04-2023

    Language(s):  English

    Published date:  01-01-2012

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

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

    FOREWORD
    1 Scope
    2 Normative references
    3 Terms, definitions, abbreviations and symbols
    4 General requirements and area of application
    5 General test procedure
    6 Sequential test plans
    7 Fixed time/failure terminated test plans - Fixed duration
       test plans
    8 Design of alternative time/failure terminated test plans
    9 Calendar time/failure terminated test plans for
       non-replaced items
    10 Combined test plans
    11 Performing the test
    12 Presentation of results
    Annex A (normative) - Tables and graphs for sequential
            test plans
    Annex B (normative) - Graphs for fixed time/failure
            terminated test plans
    Annex C (normative) - Graphs for alternative time/failure
            terminated test plans
    Annex D (normative) - Tables and graphs for combined test
            plans and additional sequential test plans
    Annex E (informative) - Examples and mathematical references
            for sequential test plans
    Annex F (informative) - Design of sequential test plans using
            a common spreadsheet program
    Annex G (informative) - Examples and mathematical references
            for fixed time/failure terminated test plans - Fixed
            duration test plans
    Annex H (informative) - Design of fixed duration time/failure
            terminated test plans using a spreadsheet program
    Annex I (informative) - Examples and mathematical references
            for the design of alternative time/failure terminated
            test plans
    Annex J (informative) - Examples and mathematical references
            for the calendar time terminated test plans
    Annex K (informative) - Derivation and mathematical reference
            for the optimized test plans of GOST R 27 402
    Bibliography
    Annex ZA (normative) - Normative references to international
             publications with their corresponding European
             publications

    Abstract - (Show below) - (Hide below)

    Provides a number of optimized test plans, the corresponding operating characteristic curves and expected test times.

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

    Development Note NSAI reissued 2012 PDF dated 19.02.2015 with IEC Corrigenda incorporated. (06/2017)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Superseded
    Superseded By

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

    IEC 61123:1991 Reliability testing - Compliance test plans for success ratio
    IEC 60605-4:2001 Equipment reliability testing - Part 4: Statistical procedures for exponential distribution - Point estimates, confidence intervals, prediction intervals and tolerance intervals
    IEC 60605-6:2007 Equipment reliability testing - Part 6: Tests for the validity and estimation of the constant failure rate and constant failure intensity
    MIL-HDBK-781 Revision A:1996 RELIABILITY TEST METHODS, PLANS, AND ENVIRONMENTS FOR ENGINEERING DEVELOPMENT, QUALIFICATION AND PRODUCTION
    IEC 60605-2:1994 Equipment reliability testing - Part 2: Design of test cycles
    IEC 60300-3-5:2001 Dependability management - Part 3-5: Application guide - Reliability test conditions and statistical test principles
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