Ebm-papst says it has developed a new EC fan line that ensures efficient, economical, and quiet operation. The size 500 axial fans from ebm-papst were specially engineered for use in outdoor heat pumps and have now been optimized for energy efficiency and noise reduction.
The York Direct Fit rooftop replacement solution from Johnson Controls now includes a full line of 3- to 8.5-ton packaged heat pumps. Like other products in the Direct Fit series, the company says its heat pumps feature an exact-fit replacement design that matches the units to footprints of other manufacturers’ units and reduces installation time, cost, and complexity by eliminating the need for a curb adapter.
Niles Steel Tank now offers 150- to 1,000-gallon electric water heaters from 12 to 162 kW. The heaters feature 150 psi ASME code glass lining, ASME temperature and PRV, internal fusing (above 120 amps), and magnesium anode rods.
Howden American Fan Company is offering the BCS Backwardly Inclined Fan for air purification in applications like woodworking, chemical mixing, welding, dry storage, and more. The BCS fan delivers non-overloading horsepower characteristics and stable performance over the entire pressure curve for maximum efficiency.
Carrier has released its newly designed variable air volume (VAV) WeatherExpert™ 48/50LC 6- to 23-ton packaged rooftop units. The newly designed WeatherExpert VAV models, available from 23 tons down to 6 tons, use a dedicated i-Vu® controller that links communication between the system zone terminals and the unit to efficiently adjust the air flow and compressor stages that are required.
Nidec Motor Corporation (NMC) has launched a new family of variable speed products, which the company says offers product compatibility for a true system solution. With NMC’s ACCU-Series™ product line, customers can match a U.S. MOTORS® brand inverter duty motor with an NMC drive or panel or purchase integrated motors and controls. These products are solution driven and are designed to be used together as a system.
Mil-Ram has released its new TA-2100 Gas Detectors with graphics display. The new product detects toxic gases, oxygen, lower explosive limits (LEL), hydrocarbons (HCs), volatile organic compounds (VOC), and more.
Many engineers tend to avoid or delegate the nitty gritty of a ground source heat pump system, from soil moisture effects to building system (im) balance. It's time for designers to get in the loop. Learn more about Grounded In Reality in the December issue. Other topics in the December issue include health care HVAC, Boilders, check out the Back2Basics, and more.