Standards Publication

Caution in Using Cable Tray Covers Outdoors

NEMA BI 50082-2019 (R2025) | Status: Active | ID: 2926921

Improperly secured covers on outdoor cable trays can cause a serious hazard in harsh environment conditions such as wind, snow, and ice. In the most cases, covers are not used on cable trays for technical or safety reasons. Customers with experience with “raceways” tend to lean towards requiring that cable trays be completely enclosed in metal. The technical properties of tray rated cables incorporate mechanical and UV protection built into their construction. This makes the use of covers unnecessary and if they are used, they should be the ventilated type

Published Date: August 18, 2025

Number of pages: 4

Staff Contact: David Richmond

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Keywords

NEMA BI 50082-2019 (R2025), CAUTION IN USING CABLE TRAY COVERS OUTDOORS, NEMA BI 50082, CABLE TRAY TECHNICAL BULLETIN NO. 7-2019, CABLE TRAY