Cable Tray Installation Standards
Section 1 scope includes safety precautions definitions of cable tray installation terms reference standards and receiving and unloading tray when it arrives at the job site.
Cable tray installation standards. 2 m for cable trays holding secondary. Ongoing periodic reviews. Introduction to ensure that the complete ladder tray wiring system performs as designed it is important that it is properly installed. Cable tray installation guidelines nema ve 2 addresses shipping handling storing and installing cable tray systems and provides information on maintenance and system modification.
Cable tray cable trays are mechanical support systems that provide a rigid structural system for electrical cables raceways and insulated conductors used for electric power distribution control signal instrumentation and communication. These guidelines will be useful to engineers contractors and maintenance personnel. Section 2 storage covers cable tray installation storage suggestions for different material types of tray to preserve and protect the tray. Cable tray institute 1300 north.
Nema ve2 is a cable tray installation guideline which covers receiving and unloading material storage of material and. These distances must not exceed. These guidelines are not intended to cover all details or variations in cable ladder and cable tray installation and do not provide for every installation contingency. 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.
4 17 28 06 2016 version distances between cable tray supports are indicated by the various suppliers. Personal injury as well as property damage will result if proper installation and maintenance procedures are not. It is recommended that the work described in this guide is carried out by competent persons who are familiar with the products being installed and the safety standards associated with them. Free download of this document is available on the nema website.
1 50 m for cable trays holding major cables from general low voltage panels.