• I.S. EN 60255-21-1:1999

    Current The latest, up-to-date edition.

    ELECTRICAL RELAYS - VIBRATION, SHOCK, BUMP AND SEISMIC TESTS ON MEASURING RELAYS AND PROTECTION EQUIPMENT - VIBRATION TESTS (SINUSOIDAL)

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-1999

    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)

    National foreword
    Committees responsible
    Clause
    1 Scope
    2 Object
    3 Definitions
    3.1 Vibration test (sinusoidal)
    3.2 Vibration response test
    3.3 Vibration endurance test
    3.4 Fixing point (*)
    3.5 Measuring points (*)
    3.6 Check point (*)
    3.7 Reference point (*)
    3.8 Sweep-cycle (*)
    3.9 Distortion (*)
    3.10 Cross-over frequency
    3.11 Standard acceleration of gravity
    4 Requirements for vibration tests (sinusoidal)
    4.1 Test apparatus and mounting
    4.2 Test severity class
    4.3 Test procedure
    5 Criteria for acceptance
    5.1 Acceptance criteria for vibration response test
    5.2 Acceptance criteria for vibration endurance test
    Appendix A Output circuit response during vibration
                response test

    Abstract - (Show below) - (Hide below)

    Includes two types of vibration tests: the vibration response test and the vibration endurance test, and is generally based upon IEC 60068-2-6.

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    Development Note For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current
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