Thermographers inspecting through infrared (IR) windows are never exposed to energized conductors or circuit parts and are not engaged in risk-increasing behaviors as outlined in the 130.7(C)(9) of NFPA 70E.

Easily achieve compliance with IRISS IR windows and reduce arc flash triggers by 99%, protecting your people, profits and equipment.  Video on Arc Flash Events & Resistance...http://go.iriss.com/e/14632/3yqjQQabJ08/4v2w9/260657669

IR windows also make inspections of mechanical assets safer by maintaining a barrier between you and the moving components.

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Safety and Maintenance Academy of Reliability Technologies<http://go.iriss.com/e/14632/l-14632-2013-04-16-4hgmk/4v2wc/260657669>