DIN EN 405-2009 呼吸防护器.防毒气或防毒气与粉尘的带阀过滤半罩式面罩.要求,检验,标识(包括修改件A1-2009).英文版本DIN EN 405-2009-08

标准号：DIN EN 405-2009
中文标准名称：呼吸防护器.防毒气或防毒气与粉尘的带阀过滤半罩式面罩.要求,检验,标识(包括修改件A1-2009).英文版本DIN EN 405-2009-08
英文标准名称：Respiratory protective devices - Valved filtering half masks to protect against gases or gases and particles - Requirements, testing, marking (includes Amendment A1:2009); English version of DIN EN 405:2009-08
标准类型：C73
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：C73
国际标准分类号：13.340.30
引用标准：EN 132;EN 134;EN 143;EN 13274-7;EN 14387
适用范围：This European Standard specifies the performance requirements, test methods and marking requirements forvalved filtering half masks incorporating either gas or combined filters as respiratory protective devices except forescape purposes. It does not cover gas filtering half masks which do not have valves or are fitted only withexhalation valves. It does not cover devices designed for use in circumstances where there is or might be anoxygen deficiency (oxygen less than a volume fraction of 17 %).Laboratory and practical performance tests are included for the assessment of compliance with the requirements.