Our engineer's guide helps you choose the right outdoor cable tray based on environment, load, and corrosion resistance. Select HDG, Aluminum, or FRP with confidence. The mechanical and electrical characteristics, tests, certifications, overall quality management, recommendations mentioned. Output Volt-Amps (VA) is a measurement of electrical power and is used to size a UPS system for the equipment that will be connected to it. 5. Outdoor environments are harsh. Your first and most crucial step is to understand the specific exposure. Key Questions: What is the general climate? Coastal/Marine, Industrial, Arctic, Desert, Urban? What are the specific corrosives present? Salt Mist/Spray: Highly corrosive to steel and aluminum. Whether you're planning a new office setup or upgrading your existing network, the choice of a cable tray system plays a significant role in ensuring the reliability and scalability of your structured cabling solution. What Are Cable Tray Systems? Cable tray systems are frameworks designed to. Designed, patented and engineered with innovative features and benefits that provide extremely efficient cable management while significantly lowering your life-cycle costs, the ACT/FloorFlex System is the right choice for data center, electrical room and office application.