范围1.1本标准适用于以下金属外壳，导线和地面之间的电位高达600伏（含600伏），其设计应符合《加拿大电气规范》第一部分的规定:a）绝缘电线和电缆的电线槽b）配电盘、仪表中心使用的辅助沟槽（绝缘电线和电缆），等。c）用于完成电缆管道系统的相关配件1.2这些外壳拟用于安装、商业、工业和一些较大的家用应用、非危险场所，并且不可能受到严重机械损坏。

Scope1.1This Standard applies to the following metal enclosures, for potentials up to and including 600 volts between conductors and ground, designed to be employed in accordance with the rules of the Canadian Electrical Code, Part I:a) wireways for insulated wires and cablesb) auxiliary gutters (for insulated wires and cables) for use at switchboards, meter centres, etc. c) associated fittings for completing wireway systems1.2These enclosures are intended for use in installations, in commercial, industrial, and some of the larger domestic applications, in non-hazardous locations, and where they are not likely to be subjected to severe mechanical damage.