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  • BS EN 60255-23:1997

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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

    Available format(s):  Hardcopy, PDF

    Superseded date:  09-12-2005

    Language(s):  English

    Published date:  15-04-1997

    Publisher:  British Standards Institution

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

    1 General
        1.1 Scope and object
        1.2 Normative references
    2 Definitions
    3 Standard rated and preferred values
        3.1 Standard rated values
        3.2 Standard preferred values
    4 Test conditions
        4.1 General
        4.2 Test circuit
        4.3 Relay energization
        4.4 Criteria of contact failure
    5 Assessment of contact performance
        5.1 General
        5.2 Evaluation
    6 Presentation of performance
    Annexes
    A (normative) Standard test circuit
    B (normative) Categories of application of contacts
    C (normative) Assessment of test results
    D (normative) Simplified method for assessment of contact
        ratings
    E (normative) Assessment of reliability characteristics
        of all-or-nothing relays
    ZA (normative) Normative references to international
        publications with their corresponding European
        publications

    Abstract - (Show below) - (Hide below)

    Specifies standard rated values, test conditions and method of contact performance assessment.

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

    Committee EPL/94
    Development Note Supersedes BS 5992-1(1980). Also numbered as IEC 60255-23. (10/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

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

    BS 5992-4:1983 Electrical relays Specification for contact loads of preferred values used in endurance tests for electrical relay contacts
    IEC 60255-7:1991 Electrical relays - Part 7: Test and measurement procedures for electromechanical all-or-nothing relays
    BS 5992-3:1980 Electrical relays Specification for the insulation testing of electrical relays
    IEC 60050-531:1974 International Electrotechnical Vocabulary (IEV) - Part 531: Electronic tubes
    IEC 60605-6:2007 Equipment reliability testing - Part 6: Tests for the validity and estimation of the constant failure rate and constant failure intensity
    HD 625.1 : 200S1 INSULATION COORDINATION FOR EQUIPMENT WITHIN LOW-VOLTAGE SYSTEMS - PRINCIPLES, REQUIREMENTS AND TESTS
    BS 5992-2(1980) : AMD 9688 ELECTRICAL RELAYS - SPECIFICATION FOR - ALL - OR - NOTHING ELECTRICAL RELAYS
    BS 4778-3.2:1991 Quality vocabulary. Availability, reliability and maintainability terms Glossary of international terms - 3.2 glossay of international terms
    BS 5992-5:1983 Electrical relays Specification for test equipment used in endurance tests for electrical relay contacts
    IEC 60410:1973 Sampling plans and procedures for inspection by attributes
    IEC 60050-446:1983 International Electrotechnical Vocabulary (IEV) - Part 446: Electrical relays
    BS QC 160101:1987 Specification for harmonized system of quality assessment for electronic components. Electrical relays. Blank detail specification. Electromechanical all-or-nothing relays. Test schedules 1, 2 and 3
    BS QC 160100:1987 Harmonized system of quality assessment for electronic components. Electrical relays. Sectional specification: electromechanical all-or-nothing relays
    IEC 60664-1:2007 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests
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