IEC 60670-1:2015适用于额定电压不超过1000 V a.c.和1500 V d.c.的家用或类似固定式电气装置（室内或室外）电气附件的箱、外壳和外壳零件（以下简称“箱”和“外壳”）。本第二版取消并取代2002年出版的第一版及其修订版1:2011。本版为技术修订版。 与上一版相比，本版包括以下重大技术变更:分类表1的审查。

IEC 60670-1:2015 applies to boxes, enclosures and parts of enclosures (hereafter called "boxes" and "enclosures") for electrical accessories with a rated voltage not exceeding 1 000 V a.c. and 1 500 V d.c. intended for household or similar fixed electrical installations, either indoors or outdoors. This second edition cancels and replaces the first edition published in 2002 and its Amendment 1:2011. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: Review of classification Table 1.