IEC 60079 Zones
International classification system for hazardous areas under IEC/ATEX standards
IEC 60079 Zones
Groups (Hazardous Locations)
Groups (Hazardous Locations)
NEC designations that define the specific type of gas, vapor, or dust present in a hazardous environment
Class III (C3)
Class III (C3)
Hazardous location classification where easily ignitable fibers or flyings are present under normal conditions
Class II, Division 2 (C2D2)
Class II, Division 2 (C2D2)
Hazardous location classification where combustible dust is not normally present but may exist under abnormal conditions
Class II, Division 1 (C2D1)
Class II, Division 1 (C2D1)
Hazardous location classification where combustible dust is regularly present
Class I, Division 2 (C1D2)
Class I, Division 2 (C1D2)
Hazardous location classification where flammable gases, vapors, or liquids are not normally present but may exist under abnormal conditions
Class I, Division 1 (C1D1)
Class I, Division 1 (C1D1)
Hazardous location classification where flammable gases, vapors, or liquids are continuously present
Buy American Act (BAA)
Buy American Act (BAA)
Federal requirement that government-funded projects use products substantially manufactured in the United States