标准号:IEC 60721-3-9-1993
中文标准名称:环境条件分类 第3部分:环境参数组及其严酷程度的分类分级 第9节:产品内的微气候
英文标准名称:Classification of environmental conditions; part 3: classification of groups of environmental parameters and their severities; section 9: microclimates inside products
标准类型:A21
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
中国标准分类号:A21
国际标准分类号:19.040
适用范围:Defines classes of microclimatic conditions, to which components (basic parts, assemblies, built-in units) may be subjected inside products, which are used under the climatic conditions as classified in sections IEC 721-3-3 and IEC 721-3-4. Characteristi