Footnotes:
1NEMA Standard VE-2, Section 4, Installation 4.3 Straight Section Installation - 4.3.1. Horizontal Cable Tray Straight Sections states that straight section lengths should be equal to or greater than the span length to ensure not more than one splice between supports.
| Additional Cable Tray Resources |
| |
Cable Tray Institute | National Electrical Manufacturers Association |
1300 N. 17th Street | 1300 N. 17th Street |
Rosslyn, VA 22209 | Rosslyn, VA 22209 |
www.cabletrays.com | www.nema.org |
B-Line Engineering Software
TrayCAD®
TrayCAD® is a Cable Tray layout design program that works within the AutoCAD® environment. TrayCAD® is a windows based program and installs as an add-on to your AutoCAD® system. Use the TrayCAD® toolbar to add cable tray to your existing plans by drawing a single centerline representation of the tray run. Then, with the click of a button, the program will build a full-scale 3-D wire-frame model of the cable tray and all the appropriate fittings. The program also automatically creates a Bill of Material and contains a library of modifiable details.
Runway Router®
Runway Router® is a cable ladder runway (ladder rack) layout design program that works within your AutoCAD® environment. Use the commands from the Runway Router® toolbar to layout runway, relay racks and electronic cabinets. Add cable tray or Cent-R-Rail®to your existing plans by drawing a single centerline representation of the cable run. Then, with the click of a button, the program will build a full-scale 3-D wire-frame model of the cable runway and all the appropriate connectors and fittings. The program also automatically creates a Bill of Material and contains a library of modifiable details.
Cooper B-Line, Inc | Cable Tray Manual |