Cable tray a function of fire spread prevention and it's assembly method

摘要

The present invention relates to a cable tray having a fire spread prevention function and an assembly method thereof, and an object of the present invention is to facilitate installation and construction of a fire spread prevention pad coupled to the cable tray. To this end, the present invention provides a cable tray main body configured to support a cable inside, a main body side fire prevention pad positioned at the bottom of the cable tray main body to prevent flame from spreading to the cable, and the cable tray main body. It is characterized in that it comprises a clamp configured to prevent the body-side fire spread prevention pad from sagging and lifting on the bottom and side surfaces.