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  • EN 50347:2001

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    General purpose three-phase induction motors having standard dimensions and outputs - Frame numbers 56 to 315 and flange numbers 65 to 740

    Available format(s): 

    Superseded date:  11-06-2022

    Language(s): 

    Published date:  03-07-2001

    Publisher:  European Committee for Standards - Electrical

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

    1 Scope
    2 Normative references
    3 Letter symbols and dimensional sketches
      3.1 Letter-symbols for dimensions
      3.2 Dimensional sketches
    4 Letters for frame sizes and flange numbers
    5 Location of the terminal box
      5.1 Machines with feet
      5.2 Machines with flange only
    6 Position of holes in the mounting flange (when
      machine also has feet)
    7 Fixing dimensions and tolerances
      7.1 Foot-mounted machines
      7.2 Flange-mounted machines
      7.3 Shaft end dimensions
      7.4 Parallelity of shaft to foot-face
      7.5 Parallelism of keyway to shaft axis
      7.6 Lateral displacement of keyway
    8 Methods of measurement
      8.1 Shaft extension run-out
      8.2 Concentricity of spigot and shaft
      8.3 Perpendicularity of mounting face of flange to shaft
      8.4 Parallelity of shaft to foot-face
      8.5 Parallelism of keyway to shaft axis
      8.6 Lateral displacement of keyway
    9 Relationships frame sizes - shaft extensions - rated
      outputs - flange numbers

    Abstract - (Show below) - (Hide below)

    This EN 50347 covers general purpose standard dimensioned three-phase induction motors for 50 Hz with rated voltages not exceeding 690 V for industrial purposes having dimensions selected from IEC 60072-1 in the range :Frame numbers - shaft-heights : 56 mm to 315 mmFlange numbers - pitch circle diameter of flange : 65 mm to 740 mmIt gives tables of fixing dimensions, shaft extension dimensions and output powers.

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

    Committee CLC/TC 2
    Development Note Supersedes HD 231 (09/2001)
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Superseded

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

    I.S. EN 60034-30:2009 ROTATING ELECTRICAL MACHINES - PART 30: EFFICIENCY CLASSES OF SINGLE-SPEED, THREE-PHASE, CAGE-INDUCTION MOTORS
    S.R. CLC/TS 50537-3:2010 RAILWAY APPLICATIONS - MOUNTED PARTS OF THE TRACTION TRANSFORMER AND COOLING SYSTEM - PART 3: WATER PUMP FOR TRACTION CONVERTERS
    S.R. CLC/TS 60034-31:2011 ROTATING ELECTRICAL MACHINES - PART 31: SELECTION OF ENERGY-EFFICIENT MOTORS INCLUDING VARIABLE SPEED APPLICATIONS - APPLICATION GUIDE
    EN 60034-30-1:2014 Rotating electrical machines - Part 30-1: Efficiency classes of line operated AC motors (IE code)
    DD CLC/TS 50537-3:2010 Railway applications. Mounted parts of the traction transformer and cooling system Water pump for traction converters
    UNI CEI EN 45510-2-5 : 2011 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-5: ELECTRICAL EQUIPMENT - MOTORS
    DD IEC TS 60034-31 : DRAFT JULY 2010 ROTATING ELECTRICAL MACHINES - PART 31: SELECTION OF ENERGY-EFFICIENT MOTORS INCLUDING VARIABLE SPEED APPLICATIONS - APPLICATION GUIDE
    11/30247355 DC : 0 BS EN 60034-30 ED 2 - ROTATING ELECTRICAL MACHINES - PART 30: EFFICIENCY CLASSES OF SINGLE-SPEED, THREE-PHASE, CAGE-INDUCTION MOTORS (IE-CODE)
    CLC/TS 50537-3:2010 Railway applications - Mounted parts of the traction transformer and cooling system - Part 3: Water pump for traction converters
    BS EN 45510-2-5:2002 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-5: ELECTRICAL EQUIPMENT - MOTORS
    IEC TS 60034-31:2010 Rotating electrical machines - Part 31: Selection of energy-efficient motors including variable speed applications - Application guide
    CLC/TS 60034-31:2011 Rotating electrical machines - Part 31: Selection of energy-efficient motors including variable speed applications - Application guide
    CEI CLC/TS 50537-3 : 2011 RAILWAY APPLICATIONS - MOUNTED PARTS OF THE TRACTION TRANSFORMER AND COOLING SYSTEM - PART 3: WATER PUMP FOR TRACTION CONVERTERS
    I.S. EN 60034-30-1:2014 ROTATING ELECTRICAL MACHINES - PART 30-1: EFFICIENCY CLASSES OF LINE OPERATED AC MOTORS (IE CODE)
    I.S. EN 45510-2-5:2002 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-5: ELECTRICAL EQUIPMENT - MOTORS
    BS EN 60034-30-1:2014 ROTATING ELECTRICAL MACHINES - PART 30-1: EFFICIENCY CLASSES OF LINE OPERATED AC MOTORS (IE CODE)
    BS PD IEC/TS 60034-30-2 : 2016 ROTATING ELECTRICAL MACHINES - PART 30-2: EFFICIENCY CLASSES OF VARIABLE SPEED AC MOTORS (IE-CODE)
    08/30183108 DC : DRAFT MAY 2008 BS IEC/TS 60034-31 - ROTATING ELECTRICAL MACHINES - PART 31: GUIDE FOR THE SELECTION AND APPLICATION OF ENERGY-EFFICIENT MOTORS INCLUDING VARIABLE-SPEED APPLICATIONS
    BS EN 60034-30:2009 ROTATING ELECTRICAL MACHINES - PART 30: EFFICIENCY CLASSES OF SINGLE-SPEED, THREE-PHASE, CAGE-INDUCTION MOTORS (IE-CODE)
    CEI EN 60034-30 : 2011 ROTATING ELECTRICAL MACHINES - PART 30: EFFICIENCY CLASSES OF SINGLE-SPEED, THREE-PHASE, CAGE-INDUCTION MOTORS (IE CODE)
    DD CLC/TS 60034-31:2011 Rotating electrical machines Selection of energy-efficient motors including variable speed applications. Application guide
    CEI UNI EN 45510-2-5 : 2006 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-5: ELECTRICAL EQUIPMENT - MOTORS
    EN 45510-2-5:2002 Guide for procurement of power station equipment - Part 2-5: Electrical equipment - Motors
    CEI EN 60034-30-1 : 2015 ROTATING ELECTRICAL MACHINES - PART 30-1: EFFICIENCY CLASSES OF LINE OPERATED AC MOTORS (IE CODE)
    BS EN 50598-2 : 2014 ECODESIGN FOR POWER DRIVE SYSTEMS, MOTOR STARTERS, POWER ELECTRONICS & THEIR DRIVEN APPLICATIONS - PART 2: ENERGY EFFICIENCY INDICATORS FOR POWER DRIVE SYSTEMS AND MOTOR STARTERS
    UNE-EN 50598-2:2015 Ecodesign for power drive systems, motor starters, power electronics & their driven applications - Part 2: Energy efficiency indicators for power drive systems and motor starters
    I.S. EN 50598-2:2014 ECODESIGN FOR POWER DRIVE SYSTEMS, MOTOR STARTERS, POWER ELECTRONICS & THEIR DRIVEN APPLICATIONS - PART 2: ENERGY EFFICIENCY INDICATORS FOR POWER DRIVE SYSTEMS AND MOTOR STARTERS
    IEC 60034-30:2008 Rotating electrical machines - Part 30: Efficiency classes of single-speed, three-phase, cage-induction motors (IE-code)
    EN 50598-2:2014/A1:2016 ECODESIGN FOR POWER DRIVE SYSTEMS, MOTOR STARTERS, POWER ELECTRONICS & THEIR DRIVEN APPLICATIONS - PART 2: ENERGY EFFICIENCY INDICATORS FOR POWER DRIVE SYSTEMS AND MOTOR STARTERS
    EN 60034-30:2009 Rotating electrical machines - Part 30: Efficiency classes of single-speed, three-phase, cage-induction motors (IE-code)

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

    EN 20273 : 1991 FASTENERS - CLEARANCE HOLES FOR BOLTS AND SCREWS (ISO 273:1979)
    IEC 60072-1:1991 Dimensions and output series for rotating electrical machines - Part 1: Frame numbers 56 to 400 and flange numbers 55 to 1080
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