ARTICLE 392. CABLE TRAYS


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ARTICLE 392. CABLE TRAYS
ARTICLE 392. CABLE TRAYS392.2. Definition.‚ÄÉCable trays are open, raceway-like support assemblies made of metal or suitable nonmetallic material and are widely used for supporting and routing circuits in many types of buildings. Troughs of metal mesh construction provide a sturdy, flexible system for supporting feeder cables, particularly where routing of the runs is devious or where provision for change or modification in circuiting is important. Ladder-type cable trays are used for supporting interlocked-armor cable feeders in many installations (Fig. 392-1). This article also covers cable tray with solid bottoms in numerous places, and wire mesh tray has been added to the fill…
Citation
Frederic P. Hartwell; Joseph F. McPartland; Brian J. McPartland: McGraw-Hill's National Electrical Code 2017 Handbook, 29th Edition. ARTICLE 392. CABLE TRAYS, Chapter (McGraw-Hill Professional, 2017), AccessEngineering Export