Cable Tray Sizes: solid_bottom
Cable tray sizes and fill capacities by tray type per NEMA VE 1 and NEC Article 392, including channel, ladder, and solid bottom trays
| tray type | size key | depth in (in) | depth mm (mm) | loading capacity N m (N/m) | loading capacity plf (lb/ft) | material | nec fill pct (%) | nema class | rung spacing in (in) | usable area in2 (in2) | usable area mm2 (mm2) | width in (in) | width mm (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| solid_bottom | 12x3 | 3 | 76 | 1,095 | 75 | steel | 40 | 20B | 0 | 34.5 | 22,258 | 12 | 305 |
| solid_bottom | 12x4 | 4 | 102 | 1,095 | 75 | steel | 40 | 20B | 0 | 46 | 29,677 | 12 | 305 |
| solid_bottom | 18x4 | 4 | 102 | 1,459 | 100 | steel | 40 | 20B | 0 | 70 | 45,161 | 18 | 457 |
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