GA 411-2003 in English

本标准规定了化学氧消防自救呼吸器的形式和型号、技术要求、试验方法、检验规则、标志、包装、运输、贮存等要求。本标准适用于发生火灾时人员以逃生为目的的一次性使用的以碱金属超氧化物为生氧剂的隔绝式呼吸器。本标准不适用于作业型和救护型呼吸器，也不适用于潜水型呼吸器。本标准规定的呼吸器，基本设计尺寸为成人使用。

Scope

This standard specifies the types and models, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage and other requirements for chemical oxygen fire-fighting self-rescue respirators (hereinafter referred to as respirators). This standard applies to single-use isolation respirators using alkali metal superoxide as the oxygen generating agent for the purpose of escaping in the event of a fire. This standard does not apply to operational and rescue respirators, nor to diving respirators. The basic design dimensions of the respirators specified in this standard are for adult use.