Electrical Apparatus for Use in Class I, Zone 1 Hazardous (Classified) Locations Type of Protection - Encapsulation "m" (IEC 60079-18 Mod)
I类1区危险(分类)场所用电气设备保护类型“m”型封装(IEC 60079-18 Mod)
This standard part of IEC 79 prescribes the specific requirements for construction and testing of electrical
apparatus, parts of electrical apparatus and Ex components which have rated voltages not exceeding 11
kV with the type of protection encapsulation?m?.These specific requirements supplement IEC 79-0 ANSI/ISA-12.00.01-2002 (IEC 60079-0 Mod), Electrical
Apparatus for Use in Class I, Zones 0, 1 & 2 Hazardous (Classified) Locations - General Requirements,
with the following exceptions: