DIN EN 352-5-2006 听力防护器.安全要求和检测.第5部分:有源降噪耳机护套

标准号：DIN EN 352-5-2006
中文标准名称：听力防护器.安全要求和检测.第5部分:有源降噪耳机护套
英文标准名称：Hearing protectors - Safety requirements and testing - Part 5: Active noise reduction ear-muffs(includes Amendment A1:2005); English version of DIN EN 352-5:2006-03
标准类型：C73
发布日期：1999/12/31 12:00:00
实施日期：2006/3/1 12:00:00
中国标准分类号：C73
国际标准分类号：13.340.20
引用标准：EN 352-1-2002;EN 352-3-2002;EN 13819-1
适用范围：This part of the Standard is concerned with ear-muffs whose passive acoustic performance may be augmented by a noise cancellation electronic circuit. It specifies constructional, design and performance requirements, methods of test, marking requirements and user information. This part of the Standard does not deal with ear-muffs for attachment to a helmet or which are part of a helmet. Neither does it deal with open-air electronic earphones that are not intended to provide attenuation.The amendment A1 to EN 352-5 modifies the clauses 4.3.3, 6.1 and Clauses B.1, B.2 and B.3 in Annex B. Change the requirement for linearity to check the performance up to 110 dB and to report the limit of linearity if found.#,,#