CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - PART 4-4: GUIDANCE FOR THE CORRELATION AND TRANSFORMATION OF ENVIRONMENTAL CONDITION CLASSES OF IEC 60721-3 TO THE ENVIRONMENTAL TESTS OF IEC 60068 - STATIONARY USE AT NON-WEATHERPROTECTED LOCATIONS
International Electrotechnical Committee
FOREWORD
INTRODUCTION
1 Scope and object
2 Reference documents
3 Overview
3.1 General remarks concerning IEC 60721
3.2 General remarks concerning IEC 60068
3.3 Severities
3.4 Recommended tests
3.5 Environmental tests for in-use classes
3.6 Test durations
3.7 Ambient
4 Climatic conditions
5 Dynamic conditions
Annex A Stationary use at non-weatherprotected locations - Climatic
conditions
Annex B Stationary use at non-weatherprotected locations - Dynamic
conditions
Tables
Deals with the correlation and transformation of the conditions given in IEC 60721-3-4 to the environmental tests defined in IEC 60068-2. Provides the specification writer with guidance together with a set of easy-to-use tables which correlate and transform these conditions.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 104 |
