DIN EN 60335-2-72/AA E:2012 家用和類似電器 安全 第2-72部分:商業用途帶或不帶牽引驅動的地板處理機的特殊要求 草案
Draft Document - Household and similar electrical appliances - Safety - Part 2-72: Particular requirements for floor treatment machines with or without traction drive, for commercial use; German version FprEN 60335-2-72:2012/FprAA:2012