What classification deals with easily ignitable fibers and flyings within NEC?

The classification that deals with easily ignitable fibers and flyings within the National Electrical Code (NEC) is Class III. This classification is designed specifically for environments where there are combustible fibers, such as cotton, wood, or other materials that can ignite and contribute to fire hazards. In a Class III location, these fibers may become airborne and create a risk of ignition when exposed to electrical equipment.

The NEC defines Class III locations as areas where ignitable fibers or flyings are present in the air in such quantities that they can create a fire or explosion hazard. This means that appropriate precautions must be taken when installing and maintaining electrical equipment in these environments to prevent potential ignition sources from causing accidents.

To summarize, the emphasis on easily ignitable fibers and flyings as part of this classification underlines the importance of recognizing and managing fire hazards associated with combustible materials. Understanding this allows technicians to implement safety measures and comply with electrical codes while working in environments where such risks are present.