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  • IEC 60255-23:1994

    View superseded by
    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 - Part 23: Contact performance

    Available format(s):  Hardcopy, PDF, PDF 3 Users, PDF 5 Users, PDF 9 Users

    Superseded date:  07-02-2005

    Language(s):  English - French, Spanish, Castilian

    Published date:  12-10-1994

    Publisher:  International Electrotechnical Committee

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

    Foreword
    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 Standard test circuit
    B Categories of application of contacts
    C Assessment of test results
    D Simplified method for assessment of contact ratings
    E Assessment of reliability characteristics of
        all-or-nothing relays

    Abstract - (Show below) - (Hide below)

    Is applicable to contact assemblies of relays within the scope of the IEC and covers basic considerations which are, in general, common to all types of relays covered by IEC 60255.Replaces and cancels IEC 60255-0-20.

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

    Development Note Also numbered as BS EN 60255-23. (10/2005)
    Document Type Standard
    Publisher International Electrotechnical Committee
    Status Superseded
    Superseded By
    Supersedes

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

    BS EN 60694:1997 Common specifications for high-voltage switchgear and controlgear standards
    02/209130 DC : DRAFT JAN 2003 IEC 61811-10 ED.1 - ELECTROMECHANICAL ELEMENTARY RELAYS OF ASSESSED QUALITY - PART 10: SECTIONAL SPECIFICATION - RELAYS FOR INDUSTRIAL APPLICATION
    I.S. EN 60694:1999 COMMON SPECIFICATIONS FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
    04/30125208 DC : DRAFT NOV 2004 IEC 61557-8 ED.2 - ELECTRICAL SAFETY IN LOW VOLTAGE DISTRIBUTION SYSTEMS UP TO 1000 V A.C. V D.C. EQUIPMENT FOR TESTING, MEASURING OR MONITORING OF PROTECTIVE MEASURES - PART 8: INSULATION MONITORING DEVICES FOR IT SYSTEMS
    IEC 60694:1996+AMD1:2000+AMD2:2001 CSV Common specifications for high-voltage switchgear and controlgear standards
    EN 60694:1996/A2:2001 COMMON SPECIFICATIONS FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
    EN 61811-10:2003 Electromechanical elementary relays of assessed quality - Part 10: Sectional specification - Relays for industrial application
    EN 60255-5:2001 Electrical relays - Part 5: Insulation coordination for measuring relays and protection equipment - Requirements and tests
    02/209131 DC : DRAFT JAN 2003 IEC 61811-11 ED.1 - ELECTROMECHANICAL ELEMENTARY RELAYS OF ASSESSED QUALITY - PART 11: BLANK DETAIL SPECIFICATION - RELAYS FOR INDUSTRIAL APPLICATION
    BS EN 61811-10:2003 ELECTROMECHANICAL ELEMENTARY RELAYS OF ASSESSED QUALITY - PART 10: SECTIONAL SPECIFICATION - RELAYS FOR INDUSTRIAL APPLICATION
    04/30111859 DC : 0 IEC 62271-1 - HIGH-VOLTAGE SWITCHGEAR AND CONTROL GEAR - PART 1: COMMON SPECIFICATIONS
    BS EN 50123-5:2003 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 5: SURGE ARRESTERS AND LOW-VOLTAGE LIMITERS FOR SPECIFIC USE IN D.C. SYSTEMS
    I.S. EN 61811-50:2002 ELECTROMECHANICAL ALL-OR-NOTHING RELAYS - PART 50: SECTIONAL SPECIFICATION - ELECTROMECHANICAL ALL-OR-NOTHING TELECOM RELAYS OF ASSESSED QUALITY
    EN 50123-5:2003 Railway applications - Fixed installations - D.C. switchgear - Part 5: Surge arresters and low-voltage limiters for specific use in d.c. systems
    I.S. EN 50123-7-1:2003 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 7-1: MEASUREMENT, CONTROL AND PROTECTION DEVICES FOR SPECIFIC USE IN D.C. TRACTION SYSTEMS - APPLICATION GUIDE
    BS EN 61811-11:2003 ELECTROMECHANICAL ELEMENTARY RELAYS OF ASSESSES QUALITY - PART 11: BLANK DETAIL SPECIFICATION - RELAYS FOR INDUSTRIAL APPLICATION
    BS EN 61811-50:2002 ELECTROMECHANICAL ALL-OR-NOTHING RELAYS - PART 50: SECTIONAL SPECIFICATION - ELECTROMECHANICAL ALL-OR-NOTHING TELECOM RELAYS OF ASSESSED QUALITY
    IEC 61811-11:2002 Electromechanical elementary relays of assessed quality - Part 11: Blank detail specification - Relays for industrial application
    IEC 61811-10:2002 Electromechanical elementary relays of assessed quality - Part 10: Sectional specification - Relays for industrial application
    IEC 61811-50:2002 Electromechanical all-or-nothing relays - Part 50: Sectional specification - Electromechanical all-or-nothing telecom relays of assessed quality
    BS EN 50165:1997 Electrical equipment of non-electric appliances for household and similar purposes. Safety requirements
    I.S. EN 61811-10:2003 ELECTROMECHANICAL ELEMENTARY RELAYS OF ASSESSED QUALITY - PART 10: SECTIONAL SPECIFICATION - RELAYS FOR INDUSTRIAL APPLICATION
    BS EN 116000-3:1996 Harmonized system of quality assessment for electronic components. Generic specification: electromechanical all-or-nothing relays Test and measurement procedures
    I.S. EN 61811-11:2003 ELECTROMECHANICAL ELEMENTARY RELAYS OF ASSESSED QUALITY - PART 11: BLANK DETAIL SPECIFICATION - RELAYS FOR INDUSTRIAL APPLICATION
    CEI EN 50123-7-1 : 2003 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 7-1: MEASUREMENT, CONTROL AND PROTECTION DEVICES FOR SPECIFIC USE IN D.C. TRACTION SYSTEMS - APPLICATION GUIDE
    NF EN 50205 : 2002 RELAYS WITH FORCIBLY GUIDED (MECHANICALLY LINKED) CONTACTS
    EN 61811-11:2003 Electromechanical elementary relays of assessed quality - Part 11: Blank detail specification - Relays for industrial application
    EN 50123-7-1:2003 Railway applications - Fixed installations - D.C. switchgear - Part 7-1: Measurement, control and protection devices for specific use in d.c. traction systems - Application guide
    EN 61811-50:2002 Electromechanical all-or-nothing relays - Part 50: Sectional specification - Electromechanical all-or-nothing telecom relays of assessed quality

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

    IEC 60255-3:1989 Electrical relays - Part 3: Single input energizing quantity measuring relays with dependent or independent time
    IEC 60255-7:1991 Electrical relays - Part 7: Test and measurement procedures for electromechanical all-or-nothing 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
    IEC 60085:2007 Electrical insulation - Thermal evaluation and designation
    IEC 60255-15:1981 Electrical relays. Part 15: Endurance tests for electrical relay contacts - Specification for the characteristics of test equipment
    IEC 60410:1973 Sampling plans and procedures for inspection by attributes
    IEC 60255-19:1983 Electrical relays. Part 19: Sectional specification: Electromechanical all-or-nothing relays of assessed quality
    IEC 60255-19-1:1983 Electrical relays. Part 19: Blank detail specification: Electromechanical all-or-nothing relays of assessed quality - Test schedules 1, 2 and 3
    IEC 60050-446:1983 International Electrotechnical Vocabulary (IEV) - Part 446: Electrical relays
    IEC 60255-14:1981 Electrical relays. Part 14: Endurance tests for electrical relay contacts - Preferred values for contact loads
    IEC 60255-1-00:1975 Electrical relays. All-or-nothing electrical relays. *Note.-This publication supersedes IEC 255-1 (1967) and 255-2 (1969)
    IEC 60255-5:2000 Electrical Relays - Part 5: Insulation coordination for measuring relays and protection equipment - Requirements and tests
    IEC 60664-1:2007 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests
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