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    I.S. EN 60027-4:2007

    Current The latest, up-to-date edition.

    LETTER SYMBOLS TO BE USED IN ELECTRIC TECHNOLOGY - PART 4: ROTATING ELECTRIC MACHINES

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2007

    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.

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

    FOREWORD
    1 Scope
    2 Normative references
    3 Currents and related quantities
    4 Voltages and related quantities
    5 Powers and related quantities
    6 Resistances, reactances and impedances
    7 Times and frequencies
    8 Geometrical quantities
    9 Factors and ratios
    10 Mechanical quantities
    11 Thermal quantities
    12 Acoustics and vibrations
    13 Measurement evaluation
    14 Subscripts
    Annex ZA (normative) - Normative references to international
                           publications with their corresponding
                           European publications

    Abstract - (Show below) - (Hide below)

    Applies to rotating electric machines. It gives names and symbols for quantities and units.

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

    Development Note Supersedes I.S. HD 245.4. (01/2008) 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 60050-131:2002 International Electrotechnical Vocabulary (IEV) - Part 131: Circuit theory
    EN 60034-26:2006/AC:2014 ROTATING ELECTRICAL MACHINES - PART 26: EFFECTS OF UNBALANCED VOLTAGES ON THE PERFORMANCE OF THREE-PHASE CAGE INDUCTION MOTORS
    IEC 60034-9:2003+AMD1:2007 CSV Rotating electrical machines - Part 9: Noise limits
    EN 60034-1:2010/corrigendum Oct. 2010 ROTATING ELECTRICAL MACHINES - PART 1: RATING AND PERFORMANCE
    CLC/TS 60034-20-1:2004 Rotating electrical machines - Part 20-1: Control motors - Stepping motors
    IEC 60050-411:1996 International Electrotechnical Vocabulary (IEV) - Part 411: Rotating machinery
    IEC 60050-151:2001 International Electrotechnical Vocabulary (IEV) - Part 151: Electrical and magnetic devices
    EN 60027-1:2006/A2:2007 LETTER SYMBOLS TO BE USED IN ELECTRICAL TECHNOLOGY - PART 1: GENERAL
    EN 60034-12:2017 Rotating electrical machines - Part 12: Starting performance of single-speed three-phase cage induction motors
    IEC 60027-1:1992 Letters symbols to be used in electrical technology - Part 1: General
    EN 60034-9:2005/A1:2007 ROTATING ELECTRICAL MACHINES - PART 9: NOISE LIMITS
    IEC 61986:2002 Rotating electrical machines - Equivalent loading and super-position techniques - Indirect testing to determine temperature rise
    IEC 60050-101:1998 International Electrotechnical Vocabulary (IEV) - Part 101: Mathematics
    EN 60034-4:2008 Rotating electrical machines - Part 4: Methods for determining synchronous machine quantities from tests
    IEC TS 60034-17:2006 Rotating electrical machines - Part 17: Cage induction motors when fed from converters - Application guide
    IEC 60034-4:2008 Rotating electrical machines - Part 4: Methods for determining synchronous machine quantities from tests
    IEC 60034-26:2006 Rotating electrical machines - Part 26: Effects of unbalanced voltages on the performance of three-phase cage induction motors
    IEC 60034-1:2017 Rotating electrical machines - Part 1: Rating and performance
    IEC TS 60034-20-1:2002 Rotating electrical machines - Part 20-1: Control motors - Stepping motors
    IEC 60034-2:1972 Rotating electrical machines. Part 2: Methods for determining losses and efficiency of rotating electrical machinery from tests (excluding machines for traction vehicles)
    IEC 60050-121:1998 International Electrotechnical Vocabulary (IEV) - Part 121: Electromagnetism
    IEC 60034-12:2016 Rotating electrical machines - Part 12: Starting performance of single-speed three-phase cage induction motors
    EN 61986:2002 Rotating electrical machines - Equivalent loading and super-position techniques - Indirect testing to determine temperature rise
    IEC 60050-111:1996 International Electrotechnical Vocabulary (IEV) - Part 111: Physics and chemistry
    EN 60034-2:1996/A2:1996 ROTATING ELECTRICAL MACHINES - PART 2: METHODS FOR DETERMINING LOSSES AND EFFICIENCY OF ROTATING ELECTRICAL MACHINERY FROM TESTS (EXCLUDING MACHINES FOR TRACTION VEHICLES)
    CLC/TS 60034-17:2004 Rotating electrical machines - Part 17: Cage induction motors when fed from converters - Application guide
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