Should optical fiber cables be placed in cable trays
According to the 2014 National Electric Code® (NEC), any listed optical fiber cable is acceptable for a tray application. Cable trays are frequently used for both power and communications cables in industrial applications. Question 1: Can mechanical utility piping or tubing containing water or compressed air be installed in cable trays with electrical cables? Answer: No. OCC FOTC cables will withstand aggressive pulling, impact from falling debris, and harsh temperatures. Our tray-rated cables are used in a variety of indoor and outdoor environments such as manufacturing plants, oil refineries and platforms, utilities, substations, under. Many cable tray cables include a crush test as part of the listing and are rated to leave the cable tray unsupported for distances up to six feet.
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