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  • EN 61797-1:1996

    Current The latest, up-to-date edition.

    Transformers and inductors for use in telecommunication and electronic equipment - Main dimensions of coil formers - Part 1: Coil formers for laminated cores

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    Language(s): 

    Published date:  12-12-1996

    Publisher:  European Committee for Standards - Electrical

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

    FOREWORD
    1 Scope and object
    2 Normative references
    3 Laminations
    4 Coil former designation
      4.1 Standard version (without terminal pins)
      4.2 Printed wiring board mounting version (with terminal pins)
    5 Dimensions
      5.1 General
      5.2 Dimensions corresponding to the core stack height
    6 Dimensions of coil formers for bracket mounting
      6.1 Coil formers, standard version
          6.1.1 Coil formers for YEI 1-types
          6.1.2 Coil formers for YEx 2-types
          6.1.3 Coil formers for YUI 1-types
          6.1.4 Coil formers for YM 1-types
      6.2 Coil formers, standard version with air duct
          6.2.1 Coil formers for YEI 1-types
          6.2.2 Coil formers for YUI 1-types
    7 Dimensions of coil formers for printed wiring board mounting
      and grid plans
      7.1 Level mounting style
          7.1.1 Coil formers for YEI 1-types
          7.1.2 Coil formers for YEx 2-types
          7.1.3 Coil formers for YUI 1-types
          7.1.4 Coil formers for YM 1-types
      7.2 Vertical mounting style
          7.2.1 Coil formers for YEx 2-types
    8 Material of coil formers
    9 Solderability and mechanical strength of terminal pins
    Annex ZA (normative) Normative references to international
             publications with their corresponding European
             publications

    Abstract - (Show below) - (Hide below)

    Specifies the main dimensions of coil formers for transformers and inductors, using a square stack of the laminations inserted in the coil formers.

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

    Committee CLC/SR 51
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Current

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

    HD 323.2.20 : 200S3 BASIC ENVIRONMENTAL TESTING PROCEDURES - TESTS - TEST T - SOLDERING
    IEC 60068-2-20:2008 Environmental testing - Part 2-20: Tests - Test T: Test methods for solderability and resistance to soldering heat of devices with leads
    ISO 3:1973 Preferred numbers Series of preferred numbers
    IEC 60707:1999 Flammability of solid non-metallic materials when exposed to flame sources - List of test methods
    ISO 286-1:2010 Geometrical product specifications (GPS) ISO code system for tolerances on linear sizes Part 1: Basis of tolerances, deviations and fits
    HD 441 : 200S1 METHODS OF TEST FOR THE DETERMINATION OF THE FLAMMABILITY OF SOLID ELECTRICAL INSULATING MATERIALS WHEN EXPOSED TO AN IGNITING SOURCE
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