
Powertrack Systems - Part 21: Particular Requirements For Powertrack Systems Intended For Wall And Ceiling Mounting
出版:Comitato Elettrotecnico Italiano

专家解读视频
基本信息
标准编号: CEI EN 61534-21 Ed. 2 (2015)
发布时间:2015/2/1 0:00:00
标准类别:Standard
出版单位:Comitato Elettrotecnico Italiano
标准页数:24
标准简介
2ED 2015 [01/02/2015]1ED APR 2007 [01/04/2007]1ED DEC 2006 [01/12/2006]
标准备注
Classificazione CEI 23-91. (01/2007) 1ED APR 2007 Edition is valid until 24/07/2017. (03/2015)
本标准替代的旧标准
等同采用的国际标准
EN 61534-21:2014 - Identical