Publication details
| Publication CODE |
Title |
| IEC 60721-2-2:2012 (2012-12) |
CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - PART 2-2: ENVIRONMENTAL CONDITIONS APPEARING in NATURE - PRECIPITATION AND WIND |
| |
| Price Excl. VAT |
Total number of pages, tables and drawings |
|
85.00 €
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24 P.. |
Description
IEC 60721-2-2:2012 presents fundamental properties, quantities for characterization, and a classification of environmental conditions dependent on precipitation and wind relevant for electrotechnical products. This second edition cancels and replaces the first edition, published in 1988, and constitutes a technical revision.
The main changes with regard to the previous edition are as follows:
- subclause Precipitation: simplified;
- data not possible to validate are removed;
- subclause Wind: text rewritten;
- Table 1 simplified and aligned with definition used by [1];
- subclause Hail: data added;
- formula changed;
- formula for impact energy added;
- subclause Snow: text changed and aligned with definitions used by [1];
- Table 3 removed;
- subclause Normal rain: text has been modified and numeric values removed;
- subclause Driving rain: text has been modified and numeric values removed;
- subclause Formation of ice: text has been modified and numeric values removed;
- subclause Drifting snow: text added;
- subclause Wind force: formula changed;
- Figure 1 to 5 removed.
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| Class |
C990
(IEC PUBLICATIONS IEC PUBLICATIONS)
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Available files
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Status
Origin
| Committee |
TC 104
ENVIRONMENTAL CONDITIONS, CLASSIFICATION AND METHODS OF TEST (replace COM 50-50A-50B and 75) (see 70+104 !)
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| Responsible |
Monsieur DE LEEUW Thierry, Technical Officer
Diamant Building
Bd Auguste Reyers, 80
1030
BRUXELLES
Phone: +32 2 706 85 72
E-mail: thierry.deleeuw@ceb-bec.be
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Approval
| BEC Approval |
2012-12-13 |
| Registration |
1210066 |
| ICS-Code (International Standards Classification) |
19.040
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| NBN Status |
New |
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| IEC publication date |
2012-12-13 |
| IEC stability date |
2020-12-31 |
| IEC last modification date |
2012-12-13 |
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