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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    BS 7856:2017 - SPECIFICATION FOR SPECIAL DESIGN AND OTHER FEATURES OF ALTERNATING CURRENT WATTHOUR METERS FOR ACTIVE ENERGY FOR USE IN THE UK (ACCURACY CLASSES A AND B)

    Available format(s):  Hardcopy, PDF

    Superseded date:  31-07-2017

    Language(s):  English

    Published date: 

    Publisher:  British Standards Institution

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

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Mechanical features
    5 Electrical features
    6 Other features
    Annexes
    Annex A (normative) - Test method
            of a terminal's ability to safely
            clamp standard UK cables
    Annex B (informative) - External rate
            switching logic for multi-rate meters
    Annex C (normative) - Long-term
            overcurrent test requirements
    Annex D (normative) - Performance
            criteria for load switches inside meters
    Annex E (normative) - Sealing criteria
    Annex F (informative) - Operational
            considerations related to switches
            inside meters
    Bibliography

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

    Comment Closes On
    Committee PEL/13
    Document Type Draft
    Publisher British Standards Institution
    Status Superseded

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

    BS EN 60269-1 : 2007 LOW-VOLTAGE FUSES - PART 1: GENERAL REQUIREMENTS
    BS 88-3(2010) : 2010 COR 2014 LOW-VOLTAGE FUSES - PART 3: SUPPLEMENTARY REQUIREMENTS FOR FUSES FOR USE BY UNSKILLED PERSONS (FUSES MAINLY FOR HOUSEHOLD AND SIMILAR APPLICATIONS) - EXAMPLES OF STANDARDIZED SYSTEMS OF FUSES A TO F
    IEC 60502-1:2004+AMD1:2009 CSV Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um = 1,2 kV) up to 30 kV(Um = 36 kV) - Part 1: Cables for rated voltages of 1 kV (Um = 1,2 kV) and 3 kV (Um = 3,6 kV)
    BS EN 62052-31:2016 Electricity metering equipment (AC). General requirements, tests and test conditions Product safety requirements and tests
    BS EN 62052-21 : 2004 ELECTRICITY METERING EQUIPMENT (A.C.) - GENERAL REQUIREMENTS, TESTS AND TEST CONDITIONS - PART 21: TARIFF AND LOAD CONTROL EQUIPMENT (IEC 62052-21:2004)
    BS EN 50470-1 : 2006 ELECTRICITY METERING EQUIPMENT (A.C.) - PART 1: GENERAL REQUIREMENTS, TESTS AND TEST CONDITIONS - METERING EQUIPMENT (CLASS INDEXES A, B AND C)
    BS 3036:1958 Specification. Semi-enclosed electric fuses (ratings up to 100 amperes and 240 volts to earth)
    BS EN 50470-3 : 2006 ELECTRICITY METERING EQUIPMENT (A.C.) - PART 3: PARTICULAR REQUIREMENTS - STATIC METERS FOR ACTIVE ENERGY (CLASS INDEXES A, B AND C)
    BS EN 60947-1 : 2007 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: GENERAL RULES
    IEC TR 60269-5:2014 Low-voltage fuses - Part 5: Guidance for the application of low-voltage fuses
    BS HD 60269-3 : 2010 LOW-VOLTAGE FUSES - PART 3: SUPPLEMENTARY REQUIREMENTS FOR FUSES FOR USE BY UNSKILLED PERSONS (FUSES MAINLY FOR HOUSEHOLD AND SIMILAR APPLICATIONS) - EXAMPLES OF STANDARDIZED SYSTEMS OF FUSES A TO F
    BS EN 50470-2 : 2006 ELECTRICITY METERING EQUIPMENT (A.C.) - PART 2: PARTICULAR REQUIREMENTS - ELECTROMECHANICAL METERS FOR ACTIVE ENERGY (CLASS INDEXES A AND B)
    BS HD 60269-2:2013 Low-voltage fuses Supplementary requirements for fuses for use by authorized persons (fuses mainly for industrial application). Examples of standardized systems of fuses A to K
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