电气施工图是建筑工程施工图纸的一个组成部分。它把电气设计的内容正确、齐全、简明地表达出来。为看懂电气施工图,应首先了解国家颁发的各种电气元件的图形符号和文字标注方式,同时还要弄清楚国家还没有颁发,而设计人员通用或自行编制的图例及文字标注 Electrical construction drawings are an integral part of the construction drawings. It expresses the content of electrical design correctly, completely, and concisely. In order to understand the electrical construction drawing, it is necessary to first understand the graphical symbols and text labeling methods of various electrical components issued by the country, and also to clarify that the country has not yet issued, and the designers use common or self-developed legends and text labels.