GSO IEC 60079-18:2007
爆炸性气体环境用电气装置第（18）部分：胶囊式电气装置的安装、测试和保护类型说明标志

Electrical apparatus for explosive gas atmospheres - Part 18: Construction, test and marking of type of protection encapsulation m electrical apparatus

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标准号

GSO IEC 60079-18:2007

发布

2007年

发布单位

GSO

当前最新

GSO IEC 60079-18:2007

 

 

适用范围

IEC 60079-18:2009 gives the specific requirements for the construction, testing and marking of electrical equipment, parts of electrical equipment and Ex components with the type of protection encapsulation "m" intended for use in explosive gas atmospheres or explosive dust atmospheres. This part applies only for encapsulated electrical equipment, encapsulated parts of electrical equipment and encapsulated Ex components where the rated voltage does not exceed 11 kV. The significant technical changes with respect to the previous edition are as follows: - Incorporation of level of protection "mc" - Equipment protection levels (EPL Ma, Ga, Da, Mb, Gb, Db, Gc, Dc) - Incorporation of the dust requirements - Incorporation of switching contacts for level of protection "ma".

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