IEC 60034-7:2020
Collections
International IEC standards
Publication date
October 2020
Number of pages
49 p.
Reference
IEC 60034-7:2020
IEC 60034-7:2020
October 2020
International standard
Current
Rotating electrical machines - Part 7: Classification of types of construction, mounting arrangements and terminal box position (IM Code)
IEC 60034-7:2020 specifies the IM Code, a classification of types of construction, mounting arrangements and the terminal box position of rotating electrical machines. Two systems of classification are provided as follows:- Code I: An alpha-numeric designation applicable to machines with end-shield bearing(s) and only one shaft extension- Code II: An all-numeric designation applicable to a wider range of types of machines including types covered by Code I.This third edition cancels and replaces the second edition, published in 1992, and its Amendment 1:2000. The main technical changes with regard to the previous edition are as follows:- note on twin motors added- reference to 4.3 instead of duplication of text- new subclause on marking of shaft inclination or declination.The contents of the corrigendum of March 2023 have been included in this copy.
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Sumary
Rotating electrical machines - Part 7: Classification of types of construction, mounting arrangements and terminal box position (IM Code)
IEC 60034-7:2020 specifies the IM Code, a classification of types of construction, mounting arrangements and the terminal box position of rotating electrical machines. Two systems of classification are provided as follows:
- Code I: An alpha-numeric designation applicable to machines with end-shield bearing(s) and only one shaft extension
- Code II: An all-numeric designation applicable to a wider range of types of machines including types covered by Code I.
This third edition cancels and replaces the second edition, published in 1992, and its Amendment 1:2000. The main technical changes with regard to the previous edition are as follows:
- note on twin motors added
- reference to 4.3 instead of duplication of text
- new subclause on marking of shaft inclination or declination.
The contents of the corrigendum of March 2023 have been included in this copy.
IEC 60034-7:2020 specifies the IM Code, a classification of types of construction, mounting arrangements and the terminal box position of rotating electrical machines. Two systems of classification are provided as follows:
- Code I: An alpha-numeric designation applicable to machines with end-shield bearing(s) and only one shaft extension
- Code II: An all-numeric designation applicable to a wider range of types of machines including types covered by Code I.
This third edition cancels and replaces the second edition, published in 1992, and its Amendment 1:2000. The main technical changes with regard to the previous edition are as follows:
- note on twin motors added
- reference to 4.3 instead of duplication of text
- new subclause on marking of shaft inclination or declination.
The contents of the corrigendum of March 2023 have been included in this copy.
See more
Voir moins
Replaced standards
(2)
IEC 60034-7:1992
December 1992
International standard
Cancelled
Rotating electrical machines - Part 7: Classification of types of constructions and mounting arrangements (IM Code)
Gives two systems of classification: an alpha-numeric designation applicable to machines with endshield bearings and only one shaft extension (code I) and an all-numeric designation applicable to a wide range of types of machines (code II) including types covered by code I.
IEC 60034-7:1992/AMD1:2000
September 2000
International standard
Cancelled
Amendment 1 - Rotating electrical machines - Part 7: Classification of types of constructions and mounting arrangements (IM Code)
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