When cable trays pass through walls or floors, seal openings using fire-rated penetration sealing materials. Do not modify or damage the tray coating or structure during use. This gives people time to get out of a building safely. Fireproof cable tray is a small but vital part of any building's safety. Electrical cable tray wall penetration firestopping Scope: Firestopping for busway, cable trays, cables, and trunking passing through walls in enclosed electrical installations. These systems prevent fire and smoke from spreading through open cable pathways, maintaining circuit integrity and code. Meka Pro has tested and continues to test its products and cable management systems´ fire resistance with the cables installed and connected according to the temperature curve in the EN 1363-1 standard. Meka Pro's manufacturer assurance is based on tests that are carried out, not just on simulation. To uncover the answer to this question, we have conducted tests on cable tray systems in different materials.
[PDF Version]