• EN 60255-21-3:1995

    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

    ELECTRICAL RELAYS - PART 21: VIBRATION, SHOCK, BUMP AND SEISMIC TESTS ON MEASURING RELAYS AND PROTECTION EQUIPMENT - SECTION 3: SEISMIC TESTS

    Available format(s): 

    Withdrawn date:  23-07-2013

    Language(s): 

    Published date:  30-03-1995

    Publisher:  European Committee for Standards - Electrical

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

    FOREWORD
    1 Scope and object
    2 Normative references
    3 Definitions
      3.1 Single axis sine sweep seismic test
      3.2 Biaxial test
      3.3 Biaxial multi-frequency random seismic test
      3.4 Standard response spectrum
      3.5 Damping
      3.6 Zero period acceleration
      3.7 Random motion sample
      3.8 Time-history
      3.9 Strong part of the time-history
    4 Requirements for single axis sine sweep seismic
      test (method A)
      4.1 Main parameters
      4.2 Test apparatus and mounting
      4.3 Test severity classes
    5 Requirements for biaxial multi-frequency random
      seismic test (method B)
      5.1 Main parameters
      5.2 Test apparatus and mounting
      5.3 Test severity classes
      5.4 Biaxial conditioning
    6 Selection of test severity classes
      6.1 Recommendations for selection of test classes
      6.2 identification of test method and severity class
    7 Test procedures
    8 Criteria for acceptance
    Annex A (informative) Seismic tests choice criteria
    ANNEX ZA (normative) OTHER INTERNATIONAL PUBLICATIONS QUOTED
                           IN THIS STANDARD WITH THE REFERENCES OF
                           THE RELEVANT EUROPEAN PUBLICATIONS

    Abstract - (Show below) - (Hide below)

    La présente Norme internationale fait partie d'une série de parties définissant les spécifications concernant les vibrations, les chocs, les secousses et la tenue aux séismes applicables aux relais de mesure électromécaniques ou statiques ainsi qu'aux dispositifs de protection avec ou sans contacts de sortie.

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

    Committee SR 95
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Withdrawn

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

    CEI EN 50216-11 : 2009 POWER TRANSFORMER AND REACTOR FITTINGS - PART 11: OIL AND WINDING TEMPERATURE INDICATORS
    BS EN 60255-1 : 2010 MEASURING RELAYS AND PROTECTION EQUIPMENT - PART 1: COMMON REQUIREMENTS
    BS EN 60694 : 1997 COMMON SPECIFICATION FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
    CEI EN 60255-5 : 2001 ELECTRICAL RELAYS - PART 5: INSULATION COORDINATION FOR MEASURING RELAYS AND PROTECTION EQUIPMENT REQUIREMENTS AND TESTS
    BS EN 60255-5 : 2001 ELECTRICAL RELAYS - PART 5: INSULATION COORDINATION FOR MEASURING RELAYS AND PROTECTION EQUIPMENT - REQUIREMENTS AND TESTS
    BS EN 61850-3 : 2014 COMMUNICATION NETWORKS AND SYSTEMS FOR POWER UTILITY AUTOMATION - PART 3: GENERAL REQUIREMENTS
    BS EN 60255-27 : 2014 MEASURING RELAYS AND PROTECTION EQUIPMENT - PART 27: PRODUCT SAFETY REQUIREMENTS
    BS EN 50216-11:2008 (published 2009-01) Power transformer and reactor fittings Oil and winding temperature indicators
    I.S. EN 60255-27:2014 MEASURING RELAYS AND PROTECTION EQUIPMENT - PART 27: PRODUCT SAFETY REQUIREMENTS
    CEI EN 61850-3 : 2014 COMMUNICATION NETWORKS AND SYSTEMS FOR POWER UTILITY AUTOMATION - PART 3: GENERAL REQUIREMENTS
    I.S. EN 50216-11:2008 POWER TRANSFORMER AND REACTOR FITTINGS - PART 11: OIL AND WINDING TEMPERATURE INDICATORS
    I.S. EN 60694:1999 COMMON SPECIFICATIONS FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
    I.S. EN 61850-3:2014 COMMUNICATION NETWORKS AND SYSTEMS FOR POWER UTILITY AUTOMATION - PART 3: GENERAL REQUIREMENTS
    CEI EN 60255-27 : 2014 MEASURING RELAYS AND PROTECTION EQUIPMENT - PART 27: PRODUCT SAFETY REQUIREMENTS
    CEI EN 60255-1 : 2011 MEASURING RELAYS AND PROTECTION EQUIPMENT - PART 1: COMMON REQUIREMENTS
    I.S. EN 60255-1:2010 MEASURING RELAYS AND PROTECTION EQUIPMENT - PART 1: COMMON REQUIREMENTS
    EN 60694:1996/A2:2001 COMMON SPECIFICATIONS FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
    EN 60255-27:2014 MEASURING RELAYS AND PROTECTION EQUIPMENT - PART 27: PRODUCT SAFETY REQUIREMENTS (IEC 60255-27:2013)
    EN 61850-3:2014 COMMUNICATION NETWORKS AND SYSTEMS FOR POWER UTILITY AUTOMATION - PART 3: GENERAL REQUIREMENTS (IEC 61850-3:2013)
    EN 50216-11:2008 Power transformer and reactor fittings - Part 11: Oil and winding temperature indicators
    EN 60255-1 : 2010 MEASURING RELAYS AND PROTECTION EQUIPMENT - PART 1: COMMON REQUIREMENTS

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

    IEC 60255-21-2:1988 Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section Two: Shock and bump tests
    EN 60068-2-57:2013 ENVIRONMENTAL TESTING - PART 2-57: TESTS - TEST FF: VIBRATION - TIME-HISTORY AND SINE-BEAT METHOD
    IEC 60068-2-57:2013 Environmental testing - Part 2-57: Tests - Test Ff: Vibration - Time-history and sine-beat method
    IEC 60068-3-3:1991 Environmental testing - Part 3-3: Guidance - Seismic test methods for equipments
    EN 60068-3-3:1993 Environmental testing - Part 3: Guidance - Seismic test methods for equipments
    ISO 2041:2009 Mechanical vibration, shock and condition monitoring Vocabulary
    HD 323.2.6 : 200S2 BASIC ENVIRONMENTAL TESTING PROCEDURES - TESTS - TEST FC AND GUIDANCE: VIBRATION (SINUSOIDAL)
    IEC 60255-21-1:1988 Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section One: Vibration tests (sinusoidal)
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