Can fiberglass cable trays be ignited
The accumulation of dust, debris, and flammable materials can ignite and spread fire quickly. Also, it's important that cables in hazardous areas are protected from the elements, fire, explosion, vandalism, and. A cable tray that passes vertically through the floor in a straight line performs the same function as the chimney in a fireplace. When a fire is ignited at the bottom, the tray will draw the hot air and the flames upwards. 305(a)(3), or comparable standards promulgated by States operating OSHA-approved State plans. In addition, this document contains several references to provisions of the National Electric Code. This FAQ clarifies the guidance in NUREG/CR-6850 associated with damage and ignition of cables subjected to fire generated conditions in order to provide a more realistic characterization of fire propagation in stacks of cable trays.
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