This is a critical distinction because it means the requirements for the cable contained in raceway is different than cable supported by cable tray. For 900mm and 1200mm bend radius dimensions, download submittals at. In order to help our customers, this site supports quick links and useful. The aim of this work is to study the i mpact of cable tray configuration on fire spread. We are one of the largest and most reputable manufacturer of aluminium pc case in taiwan. Wire mesh cable tray fittings are fieldfabricated from straight tray sections, in accordance with manufacturers instructions and item 2. A full line of accessories, covers, and radius fittings are available including snapin splice plates, which eliminate the need to hold the splice in place while bolting.
Jan 27, 2017 1 st mark straight line and second line is it after 1. It is the predominate cable tray type due to its many desirable features. View and download huawei rru5909 installation manual online. Through nema and the cable tray institute numerous articles, standards, and other general guidance can be found regarding the proper use and installation of cable tray systems. A cable tray consisting of one piece, ventilated or solid bottom channel section, designed for use with a single power cable or multiple control or single circuit cables. The type of support best suited for an application will. View and download universal u15 assembly manual owners manual online. Cable tray is classified by the nec nfpa 70 the national electrical code as a support system and not as a raceway. Uli design of perforated type cable tray is compact and fast to is install. This standard does not apply to conduit systems, cable trunking systems and cable ducting systems or any currentcarrying parts. Safety cable wiring systems lack the inherent safety. Today cable trays have become a necessary part of industrial and commercial construction by offering quick, economical and flexible solutions to these problems. Our cable trays are made from either hot rolled mild steel, cold rolled mild steel, pregalvanized steel, electrogalvanized steel or stainless steel.
Universal u15 assembly manual owners manual pdf download. The cable tray shall be installed with a 40mm minimum space between the structure and the tray. The bline perforated and solid bottom cable tray portion of this catalog is divided into two sections. Ulitm design of cable ladder is compact and fast to install, with. Powertray aluminum is a versatile ladder style cable tray system available in a broad range of nema and csa load classes. The purpose of a cable tray system is to support, route, and protect cable as part of the cable management system. This same test is used to test singleconductor power cables 10 awg and larger for use in cable tray, tray cable tc. An external fire usually results in damage to only a few feet of a cable tray system, while wire insulation inside a conduit suffers significant damage and thermoplastic insulation may actually fuse to the conduit. Our tray cables offer an even greater level of performance and longevity, which results in higher value and cost savings. The quick tray wire mesh cable tray fill table below shows the number of cables and the load in lbflineal foot developed by typical 4 pair and 6 pair cable weighing 20 lbkft and 40 lbkft,respectively. Traditionalists point to cable trays open construction as a drawback, citing the superior cable protection provided by closed raceway structures. Cable trays are used as an alternative to open wiring or electrical conduit systems, and are commonly used for cable management in commercial and industrial construction. Delta cable trunkings uae cable trays manufacturers. Metallic delta cable trunking is a quick economical way of carrying electrical wires, telecommunication cables as well as computer cables.
Access all bline series products, services, tools and resources. The cable tray is a wonderfully efficient tool used to manage all these wires. A common problem the update addresses is that fittings that pass the flexible cord listing requirements but not the tray cable listing requirements are being used with type tc tray cables. United u li corporation berhad ulicorp, specialized in cable trunking and cable tray, is an investment holding company with seven whollyowned subsidiaries actively involved in the manufacturing and trading of cable support systems, cable management systems, integrated ceiling systems, building materials and light fittings.
Cable tray our cable trays are made from either hot rolled mild steel, cold rolled mild steel, pregalvanized steel, electrogalvanized steel or stainless steel. Longitudinal running 20 x 7 slots permit use of cable ties up to 20mm wide, correctly positioned across the width of the tray instead of staggered as with conventional patterns. A ladder cable tray without covers permits the maximum free flow of air across the cables. To determine the required width of a ladder or ventilated trough cable tray as per section 31811b4. What is the difference between cable tray and cable trunk. U li cable support system, cable trunking, cable tray, cable ladder, cable framing.
Get a detailed look at our aluminum cable trays, tray covers and wire management accessories, including straight sections, horizontal elbows, tees and crosses, connectors, dividers, clamps and brackets. Inside vertical risers example of catalog numbering system 100mm depth 1. Cable tray systems and cable ladder systems for cable. Cable trays are capable of supporting all types of wiring. In order to find more about this range, i invite you to visit the website and to download the catalogue pages by clicki. Uli wire cable tray provides premium performance in commercial and light industrial applications. Flextray fill capacity is based on nec allowable fill of 50%. While this table is a useful guide,actual loads must be calculated using the cable specified. This test involves loading multiple cables in a vertical section of cable tray and igniting the cable at the base of the tray. Power distribution cables sensitive control wiring telecommunication wiring optical cables cable tray materials. However, this argument has not kept cable tray from dominating the market in europe, where more than 90 percent of all wiring and cablingboth for power distribution and communications and.
Cable tray width will be 3, 6, 8, 10, 12, 20, or 24 inches. Further details can be found under download centre catalog. This includes product specifications, catalogs, cospec and other customer tools, and more. Wire cable tray system united uli projects pte ltd. Teachers must model strong character traits, such as perseverance, honesty, respect, lawfulness, patience, fairness, responsibility and unity. The bline series site has moved and all the information that was on the old website is now available here. Generally speaking raceway completely encloses the cable inside of it. In the electrical wiring of buildings, a cable tray system is used to support insulated electrical cables used for power distribution, control, and communication. Get a detailed look at our aluminum cable trays, tray covers and wire management accessories, including straight sections, horizontal elbows, tees and crosses, connectors, dividers, clamps and. Us tray aluminum cable tray systems click to download a pdf version of our catalog june 2017 version. Apr 21, 2016 the cable tray is a wonderfully efficient tool used to manage all these wires.
The srcabletray1u smartrack 1u horizontal cable management tray cuts down on cable clutter and stressed connections by safely supporting and segregating the equipment cabling from either side of the rack to interior connections. Cable tray medium duty return flange cable tray unique slot pattern cable clamps can be attached to the larger 20 x 11 slots using up to m10 fixings without drilling. All straight tray sectionsaresuppliedwithonepair of standard splice plates with hardwareatnocharge. Cables allowed in tray cable tray is one of the most common methods of supporting wire and cable. Note cable tray systems and cable ladder systems are designed for use as supports for cables and not as enclosures. Uli offers some of the strongest cable trays in their classes, and produces them to a very high structural. Cables will nearly completely fill the cable tray when reaching the 50% cable fill. All cable shall be securely fixed to the tray, work and the complete installation must be carried out in a neat and workmanlike manner without crossovers. The cable passes the test if it does not propagate the fire. It heads off the possibility of a disorganized mass of conductors that. Details, links and downloads for intergraph smartplant 3d here.
Using the products own accessories, wire cable tray is easily directed where it needs to be around multiple obstacles. Usp specializes in creating madetoorder cable trays while offering support, logistics management, and unparalleled customer service. Cable tray and cable management nema catalog eaton. Introduction i cospec eaton bline series cable tray systems cospec, the specifier center, is designed to help you easily select, view and download bline series product design content in any one of nearly one hundred nonproprietary and proprietary cad, bim, pdms. Nrtls list tray cable fittings and flexible cord fittings to the ul514b conduit, tubing, and cable fittings standard, which requires different pulls test for the fittings used with flexible cord and the. Nec requirements for listed tray cable connectors anixter. Oct 26, 2016 in order to find more about this range, i invite you to visit the website and to download the catalogue pages by clicki. U bolt type beam clamps figure 6b are generally used to fix lengths of channel. Cable tray and tray cable are also less susceptible to fire loss than conduit.
Cable tray cable support system overview established in 2009, united u li projects pte ltd carry a comprehensive range of high quality cable trays, trunkings, cable ladders, conduits, fittings, floor trunking systems and all assembly systems for use in diversified industries projects in singapore. Uli cable support system, cable trunking, cable tray. Trans delta offers a variety of trunkings ranging from normal surface trunking to floor distribution system. United structural products us tray aluminum cable trays. Multiple anchor points across the tray provide cable strain relief and prevent accidental disconnection.
With over twenty years of experience in the computer products field, our dedicated team of engineers, production specialists and administrative staff provide the finest quality accessories available on the market. Cable tray online brochure cable tray, cable bus, wire. Power tray aluminum is a versatile ladder style cable tray system available in a broad range of nema and csa load classes. U litm steel cable tray product range perforated tray series u litm design of cable ladder is compact and fast to install, with both straight cable tray and all accessories having a unique integrated coupling system. They are especially useful in situations where changes to a. Product file uae cable trays manufacturers transdelta.
Wire cable tray is a flexible cable support solution for complex sites. Cable support systems are available in three confirgurations. Typically used by all industries as a low cost way to connect equipment to main cable tray systems ventilated or solid bottom designs. Method statement for installation of cable tray or trunking. There are many different types of cable tray including basket, ladder and solidbottom. With a grounded metal barrier along the centerline to separate power wiring and datacommunication cabling, a single, large cable tray installation is capable of routing a large amount of wiring. The cable tray system is only one component of the. Gf unit b, mai luen industrial building, 2331 kung yip st, kwai chung, hong kong tel. These can be hot dip galvanized, expoxy coated or polyester coated. Cable trunk is a durable rectangular plastic on which wires and minimum size of cables are layed on with covers to protect wires from dangers metallic materials and are normally used in offices and in the houses. Aug, 2011 ladder cable tray is used for about 75 percent of the cable tray wiring system installations. Support locations for cable ladder fittings and cable tray fittings. A cable tray is a metallic frame with vents that quantities of cables are layed and tied with cables in good arrangements on and it normally used in industries etc. Tray can be manufactured in various types of material including aluminum, steel and fiber and other nonmetallic materials.
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