Horizontal elbows (30 deg, 45 deg, 60 deg, 90 deg): Used for changing tray direction on the same plane; suitable for industrial and commercial cable routing. Keep your tray run clean and buildable with geometry-correct fittings—tees, crosses, elbows, and vertical up/down transitions. The Cable Tray ng standards, performance standards, test standards and application in this document have been tested extens ompetent professional en completely installed, without damage either to conductors or. Our cable tray design considerations guide details key factors to consider when designing cable tray systems for industrial and commercial applications. Browse or download the cable tray catalog for more information on our full line of cable tray and ladder systems. Eaton's submittal builder tool. Cable trays are widely used across modern electrical systems—but if you're specifying or sourcing them, the real question is: Where do they actually make the most sense—and which type should you choose? This guide breaks down cable tray applications by industry, explaining why they are used, where. TECHNOLOGIES Produce a complete range of cable trays as an engineered product, on a regular basis. Increased cable fill over other wiring method. The trapezoidal racks are right-angled, the middles of the trapezoidal racks are gently connected through chamfers, the two groups of.