Household and similar electrical appliances - Safety, Part 2.69: Particular requirements for wet and dry vacuum cleaners, including power brush, for commercial use
家用和类似用途电器.安全 第2.69部分:商用干湿吸尘器 包括电动刷的特殊要求
Deals with the safety of electrical motor-operated vacuum cleaners, including back-pack vacuum cleaners, and dust extractors, for wet suction, dry suction, or wet and dry suction, intended for commercial indoor or outdoor use with or without attachments. They may be provided with a blowing or inflating function. It also deals with the safety of centrally-sited vacuum cleaners, excluding the installation of the system.