IEC 60721-3-0:2020
Collections
International IEC standards
Publication date
May 2020
Number of pages
17 p.
Reference
IEC 60721-3-0:2020
IEC 60721-3-0:2020
May 2020
International standard
Current
Classification of environmental conditions - Part 3-0: Classification of groups of environmental parameters and their severities - Introduction
IEC 60721-3-0:2020 provides guidance on the use of all parts of IEC 60721-3. It contains background information including information on the application and limitation of the classes given in various parts of IEC 60721-3 which can be used in the design, limitation of conditions and protection of equipment.This second edition cancels and replaces the first edition published in 1984 and Amendment 1:1987. This edition constitutes a technical revision.This edition includes the following significant technical changes with respect to the previous edition:a) This edition has been extensively simplified to only provide necessary information with regard to the process given in the other parts of IEC 60721-3 and information on class severity has been updated.
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Sumary
Classification of environmental conditions - Part 3-0: Classification of groups of environmental parameters and their severities - Introduction
IEC 60721-3-0:2020 provides guidance on the use of all parts of IEC 60721-3. It contains background information including information on the application and limitation of the classes given in various parts of IEC 60721-3 which can be used in the design, limitation of conditions and protection of equipment.
This second edition cancels and replaces the first edition published in 1984 and Amendment 1:1987. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
a) This edition has been extensively simplified to only provide necessary information with regard to the process given in the other parts of IEC 60721-3 and information on class severity has been updated.
IEC 60721-3-0:2020 provides guidance on the use of all parts of IEC 60721-3. It contains background information including information on the application and limitation of the classes given in various parts of IEC 60721-3 which can be used in the design, limitation of conditions and protection of equipment.
This second edition cancels and replaces the first edition published in 1984 and Amendment 1:1987. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
a) This edition has been extensively simplified to only provide necessary information with regard to the process given in the other parts of IEC 60721-3 and information on class severity has been updated.
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Replaced standards
(2)
IEC 60721-3-0:1984
January 1984
International standard
Cancelled
Classification of environmental conditions. Part 3: Classification of groups of environmental parameters and their severities. Introduction
Establishes classes of environmental parameters and their severities, covering the extreme (short-term) conditions to which a product may be subjected when being transported, installed, stored and used. Separate groups of classes are given for different product applications.
IEC 60721-3-0:1984/AMD1:1987
January 1987
International standard
Cancelled
Amendment 1 - Classification of environmental conditions. Part 3: Classification of groups of environmental parameters and their severities. Introduction
Applies to the duration and frequency of occurrence.
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