Carrier introduced its new TruVu™ multi-purpose control (MPC) platform for monitoring and control of HVAC equipment. The control platform consists of a TruVu™ MPC processor, featuring built-in BACnet routing and integration capabilities, along with expansion modules that can be added to support up to 180 total input/output (I/O) points for a variety of HVAC applications.
Johns Manville has released a flexible fiberglass duct liner with an R-12 thermal resistivity rating. This insulation is designed specifically to meet the new code requirements set forth by the IECC in 2015 that mandate the use of R-12 insulation on ducts in unconditioned spaces in climate zones 5-8.
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.
Johnson Controls has launched the Hitachi SmartFlex™ VRF Gen II, the second generation of VRF HVAC equipment for the North American market. The company says the Hitachi SmartFlex™ VRF Gen II offers significant enhancements including a re-engineered outdoor unit line with a greater operating range and a wider selection of single module sizes and an indoor unit line that includes re-engineered ducted units with greater static pressure.
Armstrong Fluid Technology has enhanced its Fireset™ Horizontal Split Case (HSC) pump line with two new models. Featuring a tilted parting design to maximize efficiency by minimizing turbulence at the impeller eye, the new 5x4x17F and 6x5x12F pumps are ideal for installations that require between 500 and 1,000 USgpm. Compatible with both electric motor (50 Hz and 60 Hz) and diesel engine drivers, the new Fireset™ HSC pumps offer a variety of features including double suction design for operating efficiency and high-flow performance.
A new line of dedicated outside air systems (DOAS) from the YORK® brand of Johnson Controls includes a range of 100% outside air units and mixed air units. With heat pump operation and water source operation, as well as a hot water heat option, the new line of air systems delivers more combinations of heating and cooling. The systems also feature an internal energy recovery wheel that pre-conditions outside air and reduces heating and cooling loads by transferring energy between the exhaust airstreams.
Lochinvar is introducing an addition to its Power-Fin line with the Power-Fin High Efficiency Commercial Boiler. This product expansion of the original line, which launched in 1986 and just celebrated its 30th anniversary, now offers an input capacity from 2.5 to 5 million Btuh, more than doubling its previous capacity. The enhanced performance comes from a heat exchanger that features a double row of swept fins that delivers more than twice the output of the original model.
Kohler Power Systems has completed its first industrial standby diesel generator line powered by a Kohler engine. The fully-integrated Kohler product line utilizes Kohler’s Direct Injection (KDI) diesel engines and includes both Tier 3 and Tier 4 Final models ranging from 15 kW to 60 kW.
RectorSeal® Corp. has introduced the Aspen® Xtra installation accessories designed for all brands of ductless minisplit system (DMSS) and VRF/VRV equipment. This new product line designed by Aspen® Pumps offers all the necessary connectors, adaptors, brackets, and supports needed to properly mount, connect, and run condensate hoses, line sets, and communication/power cabling for ductless air conditioning applications.
HANTEMP Controls has extended its line of stainless steel flanges designed to simplify installation and maintenance processes. The EZWLD line of stainless steel flanges now includes threaded flanges, which the company says can be easily connected to other threaded refrigeration components.
Engineered Systems magazine’s March 2020 issue showcases how students at one Apple Valley, Minnesota, high school helped the facility achieve LEED Gold; how engineers can design a system to heat a building using a chilled water system, the codes and steps behind adequately design a K-12 safety shelter, and much more.