- Author
-
Valvoda, F. R.
|
Farrell, G. W.
- Title
- Specifying Cable Tray. Part 1.
- Coporate
- Frank Valvoda and Associates, Berwyn, IL
Electrical Consultant, Cary, IL
- Journal
-
Consulting-Specifying Engineer,
Vol. 19,
No. 4,
44-46,48,
April 1996
- Keywords
-
cable trays
|
electrical codes
|
manufacturing
- Identifiers
- ladder cable tray; ventilated-trough cable tray; solid-trough cable tray; chennel-type cable tray; National Electrical Manufacturers Association (NEMA); NEMA cable tray class designations; manufacturer's product table; maximum spacing between expansion joints; thermal expansion; calculating loads