Fujitsu General America has developed the new Halcyon circular flow ceiling cassette system. Built to replace the RCLX Large Cassette Series, the company says the new RGLX Series features circular airflow for more consistent air distribution.
Nortek Global HVAC introduced the Reznor® ZQYRA Series. The company says the series is a low cost, high-efficiency dedicated outdoor air system (DOAS) for adding outdoor air requirements in educational, healthcare, office, retail, and other light commercial spaces.
A complete line of high-efficiency radial fans for use in wall-mount air conditioning units, commercial kitchens, and cleanrooms is now available from Rosenberg USA Inc. Designated the DRAD Series, these compact blowers feature forward curved impellers in diameters ranging from 5.24 to 15.75 in. They are ideal for air conditioning evaporator applications from 1.5-ton to 15-ton capacity.
LG Electronics USA Air Conditioning Technologies has expanded its line of vertical air handling units (VAHUs). The new VAHU units feature a number of upgrades, most notably four-way installation capabilities. With four-way installation, the new LG VAHUs can be installed vertically, horizontally from the left and right, or inverted with a down flow conversion kit.
Panasonic Heating & Air Conditioning Group introduced the latest entry in the ECOi EX ™ Series, the new 460 volt unit, designed for commercial use. New to the series is the 2-way ECOi VRF Heat Recovery system, which the company says increases heating output and lowers installation costs.
Daikin Applied has introduced new developments with its Magnitude® WME Generation 2 magnetic bearing chiller. Firmly grounded in Daikin’s oil-free, magnetic bearing compressor technology, the Magnitude® WME Generation 2 builds on its performance with a redesign of the single compressor WME models from 400 to nearly 800 tons. The company says the Magnitude WME Generation 2 offers improved performance (especially in harsher climates), lower operating costs, and improved first costs.
Roberts-Gordon LLC recently reintroduced the GORDONRAY® DF two-Stage, unitary low-intensity infrared heater. Due to the ability to fire at two distinct rates, the company says its GORDONRAY® DF provides energy efficient heat that can effectively adjust to sudden high heat-loss conditions or economically maintain steady comfort levels.
Sensaphone® has upgraded its 1800™ monitoring system with a new keypad display and enhanced audio output. The company says the system provides cost-effective, 24/7 remote monitoring of environmental conditions and unattended HVACR equipment.
Johnson Controls has released a new Dedicated Outdoor Air System (DOAS) that meets ASHRAE 62.1 fresh air requirements. The company says the DOAS delivers up to 100% clean, dehumidified outside air in all weather and climate conditions.
Trane launched its ProSpace™ packaged terminal air conditioners (PTAC) for the hospitality industry. The system features humidity control for individual air-quality management, wireless thermostat and remote control capabilities, and an unobtrusive design that can blend in with a room’s décor.
Check out the December 2019 edition of Engineered Systems: Discussion of the "next generation" of building controls, the health impact of indoor particulate matter, evidence-based decision-making in the built environment and much more!