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UL

PDF Standards UL 121203

Standard for Portable Electronic Products Suitable for Use in Class I and II, Division 2, Class I, Zone 2 and Class III, Division 2 and 2 Hazardous (Classified) Locations
standard by Underwriters Laboratories, 06/28/2011

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UL

PDF Standards UL 2043

Fire Test for Heat and Visible Smoke Release for Discrete Products and Their Accessories Installed in Air-Heating Spaces
standard by Underwriters Laboratories, 10/02/2013

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