DIN EN 1570-2:2017-03
升降台的安全要求 第2部分:服务于建筑物 2 个以上固定平台的升降台 用于提升垂直行进速度不超过 0.15m/s 的货物
Safety requirements for lifting tables - Part 2: Lifting tables serving more than 2 fixed landings of a building, for lifting goods with a vertical travel speed not exceeding 0,15 m/s; German version EN 1570-2:2016