Table of Contents

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
Annex A (informative) Survey of conditions affecting the
        choice of environmental parameters and their
        severities
Annex B (informative) Interdependence of air temperature,
        relative humidity and absolute humidity
Annex C (informative) Examples for practical application
        of the classification specified in this standard
Annex D (informative) Summary of conditions covered by
        sets of class combinations
Annex E (informative) Explanation of the environmental
        conditions in tropical areas as specified in
        classes 7K6 and 7K7
Tables
Figures

Abstract

Classifies groups of environmental parameters and their severities to which products are subjected during portable and non-stationary use.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Electrotechnical Committee
Pages
ISBN
Committee	TC 104