- Ground flange joint between bolted cover and box provide required flame path
- Push button, selector switches and pilot light operator bodies are copper-free aluminum
- For hazardous locations due to the presence of flammable gases or vapors, combustible dusts or easily ignitable fiber or flyings, installations at petroleum refineries, chemical and petrochemical plants and other processing or storage facilities applications
- UL File No. E53360|CSA LR11714, Class I, Div 1, 2, Groups C,D, Class I, Zones 1, 2, Groups IIB, IIA, Class II, Div 1, 2, Groups E,F,G, Class Ill