• I.S. EN 61558-2-12:2011

    Current The latest, up-to-date edition.

    SAFETY OF TRANSFORMERS, REACTORS, POWER SUPPLY UNITS AND COMBINATIONS THEREOF - PART 2-12: PARTICULAR REQUIREMENTS AND TESTS FOR CONSTANT VOLTAGE TRANSFORMERS AND POWER SUPPLY UNITS FOR CONSTANT VOLTAGE

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2011

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

    Add To Cart

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

    FOREWORD
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 General requirements
    5 General notes on tests
    6 Ratings
    7 Classification
    8 Marking and other information
    9 Protection against electric shock
    10 Change of input voltage setting
    11 Output voltage and output current under load
    12 No-load output voltage
    13 Short-circuit voltage
    14 Heating
    15 Short-circuit and overload protection
    16 Mechanical strength
    17 Protection against harmful ingress of dust,
       solid objects and moisture
    18 Insulation resistance, dielectric strength and
       leakage current
    19 Construction
    20 Components
    21 Internal wiring
    22 Supply connection and other external flexible
       cables or cords
    23 Terminals for external conductors
    24 Provision for protective earthing
    25 Screws and connections
    26 Creepage distances, clearances and distances
       through insulation
    27 Resistance to heat, fire and tracking
    28 Resistance to rusting
    Annexes
    Annex C (normative) - Creepage distances (cr),
            clearances (cl) and distances through insulation
            (dti) - Material group II (400 <= CTI < 600)
    Annex D (normative) - Creepage distances (cr), clearances
            (cl) and distances through insulation (dti) - Material
            group I (CTI >= 600)
    Annex L (normative) - Routine tests (production tests)
    Annex R (normative) - Explanations of the application of
            4.1.1.2.1 of IEC 60664-1
    Bibliography

    Abstract - (Show below) - (Hide below)

    Assigns with the safety of constant voltage transformers for general applications and power supply units for constant voltage for general applications. Constant voltage transformers incorporating electronic circuits are also covered by this standard.

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

    Development Note For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current

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

    IEC 61558-2-16:2009+AMD1:2013 CSV Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-16: Particularrequirements and tests for switch mode power supply units andtransformers for switch mode power supply units
    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective