ROTATING ELECTRICAL MACHINES - PART 7: CLASSIFICATION OF TYPES OF CONSTRUCTION, MOUNTING ARRANGEMENTS AND TERMINAL BOX POSITION (IM CODE)

Published date

01-12-2013

Publisher

Cooperating organizations
National foreword
Foreword
Section 1. Scope and definitions
           1.1 Scope
           1.2 Definitions
Section 2. Code I (Alpha-numeric designation)
           2.1 Designation of machines with horizontal shafts
           2.2 Designation of machines with vertical shafts
           2.3 Terminal box location
Section 3. Code II (All-numeric designation)
           3.1 Designation
           3.2 Significance of the first numeral
           3.3 Significance of the fourth numeral
           3.4 Significance of the second and third numerals
           3.5 Terminal box location
           3.6 Examples of designations
Annex A (informative) Relationship between Code I and Code II
National annex NA (informative) Committees responsible
Tables

Specifies the IM code, a classification of types of construction and mounting arrangements of rotating electrical machines. Two systems of classification are provided as follows: - Code I: An alpha-numeric designation applicable to machines with endshield bearing(s) and only one shaft extension. - Code II: An all-numeric designation applicable to wider range of types of machines including types covered by Code I.

DevelopmentNote	Indice de Classement: C51-117 Supersedes NFC 51 117: 1976 (11/2001)
DocumentType	Standard
PublisherName	Association Francaise de Normalisation
Status	Current
Supersedes	NFC 51 117 : 1976

Standards	Relationship
SN EN 60034-7 : 1993 AMD 1 2001	Identical
I.S. EN 60034-7:1993	Identical
DIN EN 60034-7 : 2001	Identical
EN 60034-7:1993/A1:2001	Identical
NBN EN 60034-7 : 1995 AMD 1 2001	Identical
BS EN 60034-7:1993	Identical

NF EN 50347 : 2001	GENERAL PURPOSE THREE-PHASE INDUCTION MOTORS HAVING STANDARD DIMENSIONS AND OUTPUTS - FRAME NUMBERS 56 TO 315 AND FLANGE NUMBERS 65 TO 740
NFE 37 309 : 1999	RECIPROCATING INTERNAL COMBUSTION ENGINES DRIVEN ALTERNATING CURRENT GENERATING SETS - MEASUREMENT OF MECHANICAL VIBRATIONS