本欧洲标准规定了制造商提供的要求，测试方法，标记，信息以及可伸缩式防坠器的包装。符合本欧洲标准的伸缩式防坠器是构成prEN 363所涵盖的坠落系统之一的子系统，与EN 361中规定的全身安全带组合使用。其他类型的防坠器在EN 353-1和EN 353-2。能量吸收器在prEN 355中规定

This European Standard specifies the requirements, test methods, marking, information supplied by the manufacturer and packaging for retractable type fall arresters. Retractable type fall arresters conforming to this European Standard are sub-systems constituting one of the fall arrest systems covered by prEN 363, when combined with a full body harness specified in EN 361. Other types of fall arresters are specified in EN 353-1 and EN 353-2. Energy absorbers are specified in prEN 355.