I.S. EN 62194:2005
Current
The latest, up-to-date edition.
METHOD OF EVALUATING THE THERMAL PERFORMANCE OF ENCLOSURES
Hardcopy , PDF
English
01-01-2005
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FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviations
3.1 Definition of enclosure design principles
3.2 Symbols and abbreviated terms
4 Flow chart for establishing the absorption factor
5 Evaluation of the heat load
6 Environmental conditions
6.1 Outdoor applications
6.2 Indoor applications
7 Determination of the enclosure absorption factor
7.1 Measurement set-up
7.2 Calculation
8 Result and presentation
8.1 Comparison of different enclosure designs
8.2 Heat transfer through walls
8.3 Airflow between walls
8.4 Results for single-wall enclosures
8.5 Results for double-wall enclosures (simple method)
Annex A (normative) Heat transfer rate
Annex B (informative) Geometric relations for solar radiation
Annex C (informative) Example for single and double wall
calculation
Annex D (informative) Iteration method for exact results of
a double wall enclosure
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
Bibliography
Gives a method of thermal performance evaluation for empty indoor enclosures according to IEC 60917 and IEC 60297, and, for outdoor enclosures according to IEC 61969.
| DevelopmentNote |
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
|
| DocumentType |
Standard
|
| Pages |
76
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Standards | Relationship |
| NF EN 62194 : 2006 | Identical |
| EN 62194:2005 | Identical |
| DIN EN 62194:2006-05 | Identical |
| NBN EN 62194 : 2007 | Identical |
| IEC 62194:2005 | Identical |
| BS EN 62194:2005 | Identical |
| IEC 61969-1:2011 | Mechanical structures for electronic equipment - Outdoor enclosures - Part 1: Design guidelines |
| IEC 61587-1:2016 | Mechanical structures for electronic equipment - Tests for IEC 60917 and IEC 60297 series - Part 1: Environmental requirements, test set-up and safety aspects for cabinets, racks, subracks and chassis under indoor condition use and transportation |
| IEC 60917-2:1992 | Modular order for the development of mechanical structures for electronic equipment practices - Part 2: Sectional specification - Interface co-ordination dimensions for the 25 mm equipment practice |
| IEC 61969-2:2011 | Mechanical structures for electronic equipment - Outdoor enclosures - Part 2: Coordination dimensions |
| HD 478.2.4 : 200S1 | CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - ENVIRONMENTAL CONDITIONS APPEARING IN NATURE - SOLAR RADIATION AND TEMPERATURE |
| IEC 61969-3:2011 | Mechanical structures for electronic equipment - Outdoor enclosures - Part 3: Environmental requirements, tests and safety aspects |
| IEC 60297-2:1982 | Dimensions of mechanical structures of the 482.6 mm (19 in) series. Part 2: Cabinets and pitches of rack structures |
| IEC 60721-2-4:1987+AMD1:1988 CSV | Classification of environmental conditions - Part 2-4: Environmental conditions appearing in nature - Solar radiation and temperature |
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