UL SUBJECT 1836-2014 用于 I 类 2 区 I 类 2 区 II 类 2 区和 22 区危险(分类)场所的电动机和发电机调查大纲(第 5 期)
Outline of Investigation for Electric Motors and Generators for Use in Class I@ Division 2@ Class I@ Zone 2@ Class II@ Division 2 and Zone 22 Hazardous (Classified) Locations (Issue 5)