I.S. EN 60721-3-4:1997
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
16-08-2019
English
01-01-1997
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
FOREWORD
1 Scope
2 Normative references
3 Definitions
4 General
5 Classification of groups of environmental parameters
and their severities
6 Sets of environmental condition class combinations
Annexes
A (informative) Survey of conditions affecting the choice of
environmental parameters and their severites
B (informative) Interdependence of air temperature, relative humidity
and absolute humidity
C (informative) Examples for practical application of the
classification specified in this standard
D (informative) Summary of conditions covered by sets of class
combinations
E (informative) Explanation of the environmental conditions
in tropical areas as specified in classes
4K5 and 4K6
ZA (normative) Other International Publications quoted
in this standard with the references of the relevant
European Publications
Tables
Figure
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