Cable Tray Loading Calculator

Calculate cable tray fill area, weight loading, and minimum tray width per NEC 392 and NEMA VE 1.

Total cables in the tray.
Average outside diameter of cables.
mm
Average weight per meter of cable.
kg/m
Inside usable width of the tray.
mm

Results

Total Cable Area-mm²
Tray Cross-Section Area-mm²
Fill Ratio-%
Cable Weight-kg/m
Required Tray Depth-mm
References: NEC Article 392; NEMA VE 1