Different from normal cable trays, Large span cable tray has large supporting span with high loading capacities. Large span cable tray is assembled by pultruded FRP profiles. Large span cable trays can be divided into ladder style, channel style, perforated style with galvanized, powder coated surface to resist corrosion. They are widely used in heavy corrosive environment to lay computer cables, communication cables, underground cables, thermocouple cables and other sensitive system control cables. As for the installation, large cable trays are combined with many accessories such as corbels, hangers and other fixations.
Gray steel large span cable tray holds cables in outer and inner environment and the holes help ventilate
Good ventilation perforated large span cable tray carries heavy cables
Large span cable tray not only suits the cable laying for oil refining, chemical, textile, mechanical, metallurgic, power, TV and broadcasting industries, but for underground facilities, such as cable channel and structure of subway and defending engineering, etc.
Large span ladder type cable trays with high cable loads provide solution to industry plant
Long span ladder cable trays have freestanding installation on the wall