IEC 60404-11:2021
Collections
International IEC standards
Publication date
July 2021
Number of pages
24 p.
Reference
IEC 60404-11:2021
IEC 60404-11:2021
July 2021
International standard
Current
Magnetic materials - Part 11: Methods of measurement of the surface insulation resistance of electrical steel strip and sheet
IEC 60404-11:2021 is applicable to electrical steel strip and sheet insulated by coating on one or both sides.The object of this document is to define the general principles and technical details of the measurement of the surface insulation resistance of electrical steel strip and sheet.NOTE?This test is suitable for manufacturing and quality control in the application of insulation coatings.This edition includes the following significant technical changes with respect to the previous edition:Method B has been deleted and the measurement of individual currents through each contact button is enabled by Method A;an improved arrangement of the test apparatus and the voltage stabilizing circuit for Method A, ?Arrangement B?, is introduced.an alternative layout using two pairs of contact assemblies in opposing position of the test specimen is introduced;the restriction: ?The same area of the test specimen shall not be used to test both sides.? has been deleted.
Main informations
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Sumary
Magnetic materials - Part 11: Methods of measurement of the surface insulation resistance of electrical steel strip and sheet
IEC 60404-11:2021 is applicable to electrical steel strip and sheet insulated by coating on one or both sides.
The object of this document is to define the general principles and technical details of the measurement of the surface insulation resistance of electrical steel strip and sheet.
NOTE?This test is suitable for manufacturing and quality control in the application of insulation coatings.
This edition includes the following significant technical changes with respect to the previous edition:
Method B has been deleted and the measurement of individual currents through each contact button is enabled by Method A;
an improved arrangement of the test apparatus and the voltage stabilizing circuit for Method A, ?Arrangement B?, is introduced.
an alternative layout using two pairs of contact assemblies in opposing position of the test specimen is introduced;
the restriction: ?The same area of the test specimen shall not be used to test both sides.? has been deleted.
IEC 60404-11:2021 is applicable to electrical steel strip and sheet insulated by coating on one or both sides.
The object of this document is to define the general principles and technical details of the measurement of the surface insulation resistance of electrical steel strip and sheet.
NOTE?This test is suitable for manufacturing and quality control in the application of insulation coatings.
This edition includes the following significant technical changes with respect to the previous edition:
Method B has been deleted and the measurement of individual currents through each contact button is enabled by Method A;
an improved arrangement of the test apparatus and the voltage stabilizing circuit for Method A, ?Arrangement B?, is introduced.
an alternative layout using two pairs of contact assemblies in opposing position of the test specimen is introduced;
the restriction: ?The same area of the test specimen shall not be used to test both sides.? has been deleted.
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Replaced standards
(3)
IEC 60404-11:1991/AMD1:1998
July 1998
International standard
Cancelled
Amendment 1 - Magnetic materials - Part 11: Method of test for the determination of surface insulation resistance of magnetic sheet and strip
IEC 60404-11:1991/AMD2:2012
March 2012
International standard
Cancelled
Amendment 2 - Magnetic materials - Part 11: Method of test for the determination of surface insulation resistance of magnetic sheet and strip
IEC 60404-11:1991
September 1991
International standard
Cancelled
Magnetic materials - Part 11: Method of test for the determination of surface insulation resistance of magnetic sheet and strip
Defines a measurement method for the determination of the characteristics of surface insulation resistance of magnetic sheet and strip. Applicable to magnetic sheet and strip insulated on one or both surfaces and is suitable for manufacturing control in the application of insulation coatings.
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