Johnson Controls has extended its TempMaster® line to include OmniElite™ single package rooftop units. Available in 50- to 65-ton cooling capacities, the company says its new units offer a footprint up to 20%smaller than competing units, double-wall construction, single-point power connection and efficiency ratings that exceed ASHRAE 90.1 standards.
Nidec Motor Corporation (NMC) has launched the U.S. MOTORS® brand 3-10 hp electronically commutated (EC) motor with an IE4 (Super Premium efficiency) rating integrated with a tuned VFD. The product is available for variable torque pumps, fans, blowers, farm vents, and hydronic pumps. This motor is a member of the ACCU-SERIES line of variable speed products.
Mammoth has launched a new water source heat pump line, HydroBank MS, designed specifically for developer, new construction, and replacement markets where compact design and a low first cost are primary considerations. The company says its new HydroBank MS design is characterized by its small cabinet size and by features that make it easy to install and service.
Bryant Heating & Cooling Systems has released its Legacy Line Energy Recovery Ventilator, which the company says provides application flexibility through direct mounting to furnaces or ductwork without requiring a separate wall control.
Why was one floor’s laboratory ventilation failing to keep up, when it was even the closest floor to the rooftop fans? Some system sleuthing led two engineers to a fitting conclusion. Read more stories in May Issue 2017.