微信公众号随时随地查标准

QQ交流1群(已满)

QQ群标准在线咨询2

QQ交流2群

购买标准后,可去我的标准下载或阅读

This standard applies to the design and qualification of Class 1E control boards, panels, and racks. This standard does not apply to individual components, modules, and external field-run cables except as they may affect the design and qualification of Class 1E control boards, panels, and racks.

定价: 59元 / 折扣价: 51

在线阅读 收 藏
291 条记录,每页 15 条,当前第 20 / 20 页 第一页 | 上一页 | 下一页 | 最末页  |     转到第   页