BS EN 352-7-2002 听力保护器.安全要求和试验.依附电平耳塞

标准号：BS EN 352-7-2002
中文标准名称：听力保护器.安全要求和试验.依附电平耳塞
英文标准名称：Hearing protectors - Safety requirements and testing - Level-dependent ear-plugs
标准类型：C73
发布日期：2002/12/12 12:00:00
实施日期：2002/12/12 12:00:00
中国标准分类号：C73
国际标准分类号：13.340.20
适用范围：This European Standard is concerned with ear-plugs fitted with an electronic level-dependent sound restorationfunction. It specifies additional constructional, design and performance requirements, methods of test, markingrequirements and user information relating to the incorporation of the level-dependency facility. The performance of theear-plug in impulsive noise is not addressed.The requirements of this standard are intended to take account of the ergonomic interaction between the wearer,the device and, where possible, the working environment in which the device is likely to be used (see Annex ZA ofthis standard and EN 458)