• I.S. EN 60034-4:2008

    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

    ROTATING ELECTRICAL MACHINES - PART 4: METHODS FOR DETERMINING SYNCHRONOUS MACHINE QUANTITIES FROM TESTS

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  01-06-2021

    Language(s):  English

    Published date:  01-01-2008

    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 Terms and definitions
    4 Symbols and units
    5 Overview of tests
    6 Test procedures
      6.1 General
      6.2 Direct measurements of excitation current at
           rated load
      6.3 Direct-current winding resistance measurements
      6.4 No-load saturation test
      6.5 Sustained three-phase short-circuit test
      6.6 Motor no-load test
      6.7 Phase shifting test
      6.8 Over-excitation test at zero power-factor
      6.9 Negative excitation test
      6.10 On-load test measuring the load angle
      6.11 Low slip test
      6.12 Sudden three-phase short-circuit test
      6.13 Voltage recovery test
      6.14 Suddenly applied short-circuit test following
           disconnection from line
      6.15 Direct current decay test in the armature winding
           at standstill test
      6.16 Suddenly applied excitation test with armature
           winding open-circuited
      6.17 Applied voltage test with the rotor in direct
           and quadrature axis positions
      6.18 Applied voltage test with the rotor in arbitrary
           position
      6.19 Single phase voltage test applied to the three
           phases
      6.20 Line-to-line sustained short-circuit test
      6.21 Sudden line-to-line short-circuit
      6.22 Line-to-line and to neutral sustained short-circuit
           test
      6.23 Negative-phase sequence test
      6.24 Field current decay test, with the armature winding
           open-circuited
      6.25 Field current decay test at rated speed with the
           armature-winding shortcircuited
      6.26 Suddenly applied excitation with armature winding
           short-circuited
      6.27 Field current decay test at standstill with two
           phases of armature winding short-circuited
      6.28 Applied voltage test with rotor removed
      6.29 No-load retardation test
      6.30 Suspended rotor oscillation test
      6.31 Locked rotor test
      6.32 Over-excitation test at zero power factor and variable
           armature voltage
      6.33 Asynchronous operation during the low-voltage test
      6.34 Applied variable frequency voltage test at standstill
    7 Determination of quantities
      7.1 Graphic procedures and analysis of oscillographic
           records
      7.2 Direct-axis synchronous reactance
      7.3 Direct-axis transient reactance
      7.4 Direct-axis sub-transient reactance
      7.5 Quadrature-axis synchronous reactance
      7.6 Quadrature-axis transient reactance
      7.7 Quadrature-axis sub-transient reactance
      7.8 Zero-sequence reactance
      7.9 Negative-sequence reactance
      7.10 Armature leakage reactance
      7.11 Potier reactance
      7.12 Zero-sequence resistance
      7.13 Positive-sequence armature winding resistance
      7.14 Negative-sequence resistance
      7.15 Armature and excitation winding resistance
      7.16 Direct-axis transient short-circuit time constant
      7.17 Direct-axis transient open-circuit time constant
      7.18 Direct-axis sub-transient short-circuit time constant
      7.19 Direct-axis sub-transient open-circuit time constant
      7.20 Quadrature-axis transient short-circuit time constant
      7.21 Quadrature-axis transient open-circuit time constant
      7.22 Quadrature-axis sub-transient short-circuit time
           constant
      7.23 Quadrature-axis sub-transient open-circuit time
           constant
      7.24 Armature short-circuit time constant
      7.25 Rated acceleration time and stored energy constant
      7.26 Rated excitation current
      7.27 Excitation current referred to rated armature sustained
           short-circuit current
      7.28 Frequency response characteristics
      7.29 Short-circuit ratio
      7.30 Rated voltage regulation
      7.31 Initial starting impedance of synchronous motors
    Annex A (informative) Testing cross-reference
    Annex B (informative) Calculation scheme for frequency
            response characteristics
    Annex C (informative) Conventional electrical machine model
    Annex ZA (normative) Normative references to international
             publications with their corresponding European
             publications

    Abstract - (Show below) - (Hide below)

    Applies to three-phase synchronous machines of 1 kVA rating and larger with rated frequency of not greater than 500 Hz and not less than 10 Hz.

    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 Withdrawn

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

    EN 60034-1:2010/corrigendum Oct. 2010 ROTATING ELECTRICAL MACHINES - PART 1: RATING AND PERFORMANCE
    IEC 60034-2A:1974 Rotating electrical machines - Part 2: Methods for determining losses and efficiency of rotating electrical machinery form tests (excluding machines for traction vehicles) - Measurement of losses by the calorimetric method
    IEC 60034-2-1:2014 Rotating electrical machines - Part 2-1: Standard methods for determining losses and efficiency from tests (excluding machines for traction vehicles)
    EN 60034-2-1 : 2014 ROTATING ELECTRICAL MACHINES - PART 2-1: STANDARD METHODS FOR DETERMINING LOSSES AND EFFICIENCY FROM TESTS (EXCLUDING MACHINES FOR TRACTION VEHICLES) (IEC 60034-2-1:2014)
    IEC 60034-1:2017 Rotating electrical machines - Part 1: Rating and performance
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