• HD 245.3 : 200S3

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    LETTER SYMBOLS TO BE USED IN ELECTRICAL TECHNOLOGY - PART 3: LOGARITHMIC QUANTITIES AND UNITS

    Available format(s): 

    Superseded date:  05-02-2004

    Language(s): 

    Published date:  12-01-2013

    Publisher:  European Committee for Standards - Electrical

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

    National foreword
    Scope and Introduction
    1 Logarithmic quantities
    2 Units for logarithmic quantities
    3 Numerical values of logarithmic quantities
    4 Logarithmic quantities with units
    5 Notation for expressing the reference of a level
    Annex ZA (normative) Normative references to international
             publications with their corresponding European
             publications
    National annex NA (normative) Amendment 1 to International
                      Standard IEC 60079-3: 1989

    Abstract - (Show below) - (Hide below)

    Applies to logarithmic and units.

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

    Committee SR 25
    Development Note Renumbers and supersedes HD 333 (07/2004)
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Superseded
    Superseded By
    Supersedes

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

    BS EN 60618:1999 Inductive voltage dividers
    I.S. EN 60849:1999 SOUND SYSTEMS FOR EMERGENCY PURPOSES
    BS EN 60849:1998 Sound systems for emergency purposes
    I.S. HD 60027-2:2003 LETTER SYMBOLS TO BE USED IN ELECTRICAL TECHNOLOGY - PART 2: TELECOMMUNICATIONS AND ELECTRONICS
    HD 60027-2 : 200S1 LETTER SYMBOLS TO BE USED IN ELECTRICAL TECHNOLOGY - PART 2: TELECOMMUNICATIONS AND ELECTRONICS
    BS EN 60491:1997 Safety requirements for electronic flash apparatus for photographic purposes

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

    IEC 60050-702:1992 International Electrotechnical Vocabulary (IEV) - Part 702: Oscillations, signals and related devices
    ISO 31-11:1992 Quantities and units Part 11: Mathematical signs and symbols for use in the physical sciences and technology
    ISO/IEC 2382-16:1996 Information technology Vocabulary Part 16: Information theory
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