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SN EN 50347 : 2001

Current

Current

The latest, up-to-date edition.

GENERAL PURPOSE THREE-PHASE INDUCTION MOTORS HAVING STANDARD DIMENSIONS AND OUTPUTS - FRAME NUMBERS 56 TO 315 AND FLANGE NUMBERS 65 TO 740

Published date

12-01-2013

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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 Parrallelism of keyway to shaft axis
  8.6 Lateral displacement of keyway
9 Relationships frame sizes - shaft extensions - rated
  outputs - flange numbers

Covers general purpose standard dimensioned three-phase induction motors for 50 Hz with rated voltages not exceeding 690 V for industrial purposes.

DocumentType
Standard
PublisherName
Swiss Standards
Status
Current

Standards Relationship
DIN EN 50347:2003-09 Identical
UNE-EN 50347:2003 Identical
BS EN 50347:2001 Identical
NF EN 50347 : 2001 Identical
I.S. EN 50347:2001 Identical
EN 50347:2001 Identical

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