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  • BS 5992-1:1980

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 Specification for contact performance of electrical relays

    Available format(s):  Hardcopy, PDF

    Superseded date:  15-04-1997

    Language(s):  English

    Published date:  31-10-1980

    Publisher:  British Standards Institution

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

    National foreword
    Cooperating organizations
    1 General
    1.1 Scope
    1.2 Object
    2 Definitions
    3 Standard rated values
    3.1 Rated voltages
    3.2 Rated currents
    3.3 Frequency of operation
    3.4 Duty factor
    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
    Appendices
    A Standard test circuit
    B Duty levels for d.c. and a.c.
    C Assessment of test results
    D A simplified method for assessment of contact
         ratings

    Abstract - (Show below) - (Hide below)

    Performance requirements for relay contacts, tests for their assessment and methods of presenting performance data. Lists relevant terminology, preferred test conditions and preferred values of unspecified parameters. See also BS 142:Section 1.2.

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

    Committee PEL/95
    Development Note Also numbered as IEC 60255-0-20. Supersedes 78/30873 DC. (10/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By

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

    BS EN 147000:1995 Harmonized system of quality assessment for electronic components. Generic specification. Sockets for use with electrical relays of assessed quality
    BS QC 160100:1987 Harmonized system of quality assessment for electronic components. Electrical relays. Sectional specification: electromechanical all-or-nothing relays
    BS 142-2.1(1982) : 1982 ELECTRICAL PROTECTION RELAYS - REQUIREMENTS FOR THE PRINCIPAL FAMILIES OF PROTECTION RELAYS - SPECIFICATION FOR ALL OR NOTHING ELECTRICAL PROTECTION RELAYS
    BS 142-4.1(1984) : 1984 ELECTRICAL PROTECTION RELAYS - REQUIREMENTS FOR MULTI-INPUT ENERGIZING QUANTITY RELAYS - SPECIFICATION FOR BIASED (PERCENTAGE) DIFFERENTIAL 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 160000-1:1987 Harmonized system of quality assessment for electronic components. Electrical relays. Generic specification: electromechanical all-or-nothing relays Test and measurement procedures
    BS 142-3.2(1983) : LATEST ELECTRICAL PROTECTION RELAYS - SPECIFICATION FOR SINGLE INPUT ENERGIZING QUANTITY MEASURING RELAYS WITH DEPENDENT SPECIFIED TIME
    BS 142-2.3(1984) : LATEST ELECTRICAL PROTECTION RELAYS - REQUIREMENTS FOR THE PRINCIPAL FAMILIES OF PROTECTION RELAYS - SPECIFICATION FOR THERMAL ELECTRICAL RELAYS
    BS 142-0:1992 Electrical protection relays General introduction and list of Parts
    BS 5992-3:1980 Electrical relays Specification for the insulation testing of electrical relays
    BS 5992-4:1983 Electrical relays Specification for contact loads of preferred values used in endurance tests for electrical relay contacts
    BS EN 60255-6:1995 Electrical relays Measuring relays and protection equipment
    BS 5992-2(1980) : AMD 9688 ELECTRICAL RELAYS - SPECIFICATION FOR - ALL - OR - NOTHING ELECTRICAL RELAYS
    BS 142-4.2(1984) : 1984 ELECTRICAL PROTECTION RELAYS - REQUIREMENTS FOR MULTI-INPUT ENERGIZING QUANTITY RELAYS - SPECIFICATION FOR DIRECTIONAL RELAYS AND POWER RELAYS
    BS 142-2.2(1982) : LATEST ELECTRICAL PROTECTION RELAYS - REQUIREMENTS FOR THE PRINCIPAL FAMILIES OF PROTECTION RELAYS - SPECIFICATION FOR GENERAL REQUIREMENTS FOR MEASURING RELAYS USED FOR PROTECTION
    BS CECC 16000-1:1992 Harmonized system of quality assessment for electronic components. Generic specification: electromechanical all-or-nothing relays General
    ESI 48-4 : ISSUE 3 AMD 1 DC RELAYS ASSOCIATED WITH A TRIPPING FUNCTION IN PROTECTION SYSTEMS
    BS 5992-5:1983 Electrical relays Specification for test equipment used in endurance tests for electrical relay contacts
    BS 142-3.1(1983) : LATEST ELECTRICAL PROTECTION RELAYS - SPECIFICATION FOR SINGLE INPUT ENERGIZING QUANTITY MEASURING RELAYS WITH NON-SPECIFIED TIME OR INDEPENDENT SPECIFIED TIME

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

    BS 5992-3:1980 Electrical relays Specification for the insulation testing of electrical relays
    BS 5992-2(1980) : AMD 9688 ELECTRICAL RELAYS - SPECIFICATION FOR - ALL - OR - NOTHING ELECTRICAL RELAYS
    BS 142-2.1(1982) : 1982 ELECTRICAL PROTECTION RELAYS - REQUIREMENTS FOR THE PRINCIPAL FAMILIES OF PROTECTION RELAYS - SPECIFICATION FOR ALL OR NOTHING ELECTRICAL PROTECTION RELAYS
    BS 4727-1:GRP03(1971) : 1971 GLOSSARY OF ELECTROTECHNICAL POWER TELECOMMUNICATION ELECTRONICS LIGHTING AND COLOUR TERMS - TERMS COMMON TO POWER TELECOMMUNICATIONS & ELECTRONICS - RELAY TERMINOLOGY
    BS 2757(1956) : LATEST DETERMINING THE THERMAL CLASSIFICATION OF ELECTRICAL INSULATION
    BS 6001(1972) : AMD 5054 SAMPLING PROCEDURES FOR INSPECTION BY ATTRIBUTES - SPECIFICATION FOR SAMPLING PLANS INDEXED BY ACCEPTABLE QUALITY LEVEL (AQL) FOR LOT - BY - LOT INSPECTION
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