Nema ve2 current issue supports should be located so that connectors splice joints between horizontal runs fall between the support point and quarter point of the span. Monomesh is constructed of high quality materials and factory assembled to exacting specifications. Would you like to combine your selected cut sheets into a single pdf or download a folder with separate pdf s for each cut. Total cost savings will vary with the complexity and.
Only the heaviest cables 750 kcmil mulitconductor power or larger may require shorter spans. Best practice guide to cable ladder and cable tray systems eep. In addition, major cost savings are generated by the relative ease of installation. The cable tray institute is making available the current edition of this practical guide for the proper installation of aluminum or steel cable tray systems. With a full range of cable support solutions, we offer one of the lowest lifetime. Industrial cable tray fittings cable tray fittings. First and foremost, a cable tray must act as an effective and durable support for cables. Typical details for cable tray installation and support system. Sheaves, or a shoe, may be used to guide the cable into the tray. Pdf 662 kb, 522019 cable tray availability flyer new. Cablofil wiremesh cable tray concept based upon performance, safety and economy.
Prethreading of the nuts on the allthread hanger rods can be speeded up by the use of a 38 variable speed drill and a set of vise grips. We provide sustainable solutions that help our customers effectively manage electrical, hydraulic and mechanical power more safely, more efficiently and more reliably. These guidelines will be useful to engineers, contractors, and maintenance personnel. The cable tray test program conducted by anco engineers inc. Download now for a product quick selection guide and overview of the offering. Green fastest shipped items black normal leadtime items red normally long leadtime items channel cable tray accessories bline series cable tray systems e6 eaton vertical adjustable splice plate the adjustable splice plate allows changes in elevation where. Cable tray monomesh is constructed of high quality materials and factory assembled to exacting specifications. Labor costs of installing a cable tray system can run up to 50 percent less. Cope wire basket tray provides the superior flexibility and ease of installation required. Multidirectional bracing forelectrical conduit, cable tray.
This complete catalog is designed for ease of use and to provide the basic information needed to select the proper cable tray system for your needs. Cable channel requires supports within 24 on both sides, per nema ve 2. Also known as baskets, trunking, or cable ladders, these systems are designed to both route and provide support for vital wiring. Cable tray system is installed on the 1st floor of a 40foot tall, 2story surgical center in california. They are not intended to be used as ladders, walk ways or support for people as this can cause personal injury and also damage the system and any installed cables. An 18 inch wide cable tray has an allowable fill area of 21 square inches.
Fewer supports have to be designed and less coordination is required between the design disciplines for the cable tray supports compared to. Using cable trays as walkways can cause personal injury and also damage cable tray and installed cables. Figure f3 cable feed into cable tray d cable sheaves or a shoe may be used to guide cable into the desired direction, maintain minimum bend radius, and reduce friction. Cable tray systems, including trays, supports, fittings and other materials, are generally much less expensive than conduit wiring systems. Each wire intersection of mesh tray is welded using a high strength process. Multidirectional bracing forelectrical conduit, cable. Cable ladders, cable trays and their supports should be strong enough to meet the load requirements of the cable management system including cables and any future cable additions and any other additional loads applied to the system. The cable tray is actually suspended from the bottom of the 2nd floor, which has an elevation of 20 feet above grade. Elcon explain how to use various type of support for cable tray laying.
Cable trays offer continuous support of cables, are lightweight, quick and straight forward to install just about anywhere, and generally mean that changing cabling services over the lifetime of a project is an. The fact that a cable can easily enter and exit cable tray anywhere along its route, allows for some unique opportunities that provide highly flexible designs. Cablofil adapts to the most complex configurations, and its structure gives maximum strength for minimum weight. Cable tray systems design shall comply with nec article 392, nema ve 1, and nema fg 1 and follow safe work practices as described in nfpa 70e. Channel cable tray accessories eaton e7 bline series cable tray systems channel to floor base plate the channel to floor base plate is used to attach the end of a cable channel run to the floor or to an equipment mounting pad. The support is designed for installation without roof penetrations, flashings or damage to the roofing. Special bracketryis designed for various brands of products to be supported in this fashion. The mechanical per formance of cable tray products and accessories are tested against the demanding requirements imposed by the nema ve1 underwriters laboratories ul and international standard iec 61537. Cable tray and cable management nema catalog eaton. Cable tray systems range from simple to highly customized, so its a good idea to know what.
Best practice guide to cable ladder and cable tray systems. The thc determined the safe use of electrical cable tray is dependent on the design, performance, and installation of the cable tray system. This ul listing guarantees the customer that they will receive a quality product that meets the rigid standards of underwriters labora. A complete cable tray system includes fittings, accessories, supports, and hardware. The nominal bend radius for fittings should not be less than the minimum allowable bending radius for the cables to be installed in the tray. The cable tray is actually suspended from the 2nd floor, which has an elevation of 20 feet above grade. With continual expansion, investment in technology and modern machinery, constant design and development maintain kounis as the industry leader. General cable support information emerson electric.
Hold down clamps are constructed of rigid aluminum to reduce stress and warping. Install cable tray support using a prefabricated flange or gi channel. Cable tray systems are the perfect solution for running large quantities of power or data cables overhead or underfloor. Cable tray accessories cable support, wireways and. Phps cable tray support system is engineered to sustain various sizes of cable runs on your rooftop. Eaton is a diversified global manufacturing company, bringing innovative, laborsaving products and solutions to customers worldwide. Aluminium cable tray offers simple installation and low maintenance. Available in both steel and aluminum, monotray redefines laborsaving with its versatile layin feature. Best practice guide to cable ladder and cable tray. Below drawing shows how to install cable tray and its support system.
In cable tray systems, there is no short circuit rating. If a separate conductor for additional grounding capability is desired, cooper bline offers this clamp for bolting the conductor at least once to each cable tray section. This page is designed for quick access to our most commonly requested resources. The national electrical manufacturers association nema standards and guideline publications, of which the document herein is one, are developed through a. Cable tray and ladder systems eatons mission is to improve the quality of life and the environment through the use of power management technologies and services. Fewer supports reduce both installation time and cost. Consider the following components when designing a cable tray system. Types of cable tray any assembly of cable tray straight sections.
Information on maintenance and system modification is also provided. Individual rungs will support without collapse a 200 lb. Download catalogue introductiona4 technical informationa6 aluminum cable traya32 steel cable tray. The nominal bend radius for fittings should not be less than the minimum allowable bending radius for the cables to be installed in. Excluding conductors, the cost of the cable trays, supports, and miscellaneous materials will provide a savings of up to 80% as compared to the cost of the conduits, supports, pull boxes, and miscellaneous materials. Eaton s submittal builder tool for bline series cable ladder and tray allows you to easily filter, select and download straight section, fitting and accessory submittals. Installation labor reduced copeglas cable tray can be installed after concrete and major building steel and mechanical piping are complete. Browse or download the cable tray catalog for more information on our line of cable tray and ladder systems.
Location of the surgical center is in seismic zone 4 with a rock soil profile, shallow embedment anchors are used for brace locations. Hazardous voltages in electrical equipment can cause severe personal injury or death. Eaton s bline series support systems, enclosures, furniture and services have a vast offering of resources to help learn more about our products and services. Short radius tee fittings 6 patented push pins are provided for a secure attachment. Product catalogs, brochures, instruction sheets and more. Wire mesh tray technical guide anixter wire and cable. Ezystrut offers some of the strongest cable trays in their classes, and produces them to a very high structural and visual standard. Cablofil cable trays offer leading cable ladder trays for innovative cable management.
Applications two basic types of cable supports are offered for use with nonarmored cable. The ease of creating fittings, carried out on site, as well as. This cable tray support system drawing has isometric view and crosssectional view. Learn more about the newest addition to the cablofil cable tray products.
These corrections are viewable below under complimentary documents. The test configurations included items such as various tray types on rigid supports, various tray hanger. The iec standard does not mention the equipment grounding function of cable tray, and there are no requirements for corrosion protection at this time. Cablofil wire mesh tray and supports are designed to support any cable load allowed by the nec when supports are spaced on 8 spans. Corrections were incorporated into this standard on 282016. The test configurations included items such as various tray types on rigid supports, various tray hanger systems, effects of tray types, effects of strut connections. Cable ladder systems and cable tray systems are designed for use as supports for cables and not as enclosures giving full mechanical protection. Location of the surgical center is in seismic zone 4 with a rock soil profile. Installation guide unitray cable tray systems, support. Universal tray supports can be attached to ceiling, wall, threaded rod, or cable hanging systems to support all possible project requirements and additional cable capacity. Cope cable tray solutions for your infrastructure requirements welcome to our new products catalog.
The different types of tray designs are described below. Fewer supports have to be designed and less coordination is required between the design disciplines for the cable tray supports compared to conduit supports. There is no testing of any kind to ensure that cable tray systems using. Addresses shipping, handling, storing and installing cable tray systems. Cable tray must be supported on spans shorter than or equal to the length of the cable tray being installed. Section 11 cable tray accessories and splice connectors. Cable tray installation guidelines download now legrand. Eatons bline series support systems and enclosure products support a wide variety of commercial, industrial, utility and oem market applications. Support systems can be broken down into a number of elements or components. Complete cable tray manual for electrical engineers and. S and d cable supports must be used with two or more cables, 600 volts maximum 2 cable diameters that fall within the gray area of this chart cannot be accommodated. Excluding conductors, the cost of the cable trays, supports, and miscellaneous materials will provide a savings of up to 80% as compared to the cost of the conduits, supports, pull boxes. This guide covers cable ladder systems, cable tray systems, channel support systems and associated supports intended for the support and accommodation of. Following are the steps to be done for laying cables on wall mounted cable tray.
The size, length and intervals of the support to be as per the specification, standards. Therefore a 3 cable support has a cable range of 0. Find product information quickly and easily with the 2016 17 cablofil. Pregalvanized steel tray is produced by passing the lowcarbon steel through. Cable management cable tray cable ladder rack eaton. Cable support systems in the international world it is not uncommon to use either the cable tray or ladder to be used as a means to directly mount lighting fixtures to the support structure. Properly designed cable supports must not only be capable of supporting a given weight of cable with a good margin of safety but must also support the cable without damaging the insulation or excessively reducing the amount of insulation over the conductor in the area where the cable is supported. For the first time we offer our complete line of cope cable tray products in a single catalog. The cable tray is designed to support electrical cable runs, at any specified height or width. Please click the appropriate link below to view the catalog section as a pdf. Founded in 1953 and incorporated in 1966, kounis group are considered a pioneer in the cable supports industry and have developed a range to suit all applications. Monotray is a unique centerhung cable tray system, which provides organization and support for virtually any cable or wiring installation. Personal protective equipment gloves and goggle must be worn while work is in progress.
922 332 1448 645 1307 1395 49 784 26 767 1462 1095 1362 739 849 494 202 1411 1109 752 1120 26 86 52 902 513 248 359 291 873 1260 1047