ITW Vortec has updated its line of enclosure coolers. The ProtEX Vortex A/C enclosure cooler has been granted certification for Class I, Division 1, Groups A, B, C and D; Class II, Division 1, Groups F and G; and Class III, after review by UL.
The EME520V wind-driven rain-resistant stationary louver is the newest louver offering from Ruskin®. The company says this 5-in vertically-oriented louver has best-in-class wind-driven rain performance (Class A at 29 and 50 mph) along with good pressure drop. The EME520V is constructed of extruded aluminum for low maintenance and high resistance to corrosion, and is AMCA certified for both wind-driven rain protection and air performance.
EVAPCO has developed the eco-LSWE closed circuit coolers with an ellipti-fin coil and CrossCool™ internally enhanced tubes to increase the heat transfer of the coil, in turn improving the unit’s cooling capacity. The units range in capacity from 340 to 16,987 MBH.
The new Luxaire® LX Series 14 SEER THE split system heat pumps and TCD air conditioners from Johnson Controls support 3-phase, 230/460-volt light commercial applications. The company says the air conditioners and heat pumps have been proven in field trials and Luxaire’s five-year accelerated testing that incorporates tested components and CSA and UL safety certifications. The company also says the products feature robust condenser coils constructed from durable copper tubing and enhanced aluminum fins for optimal heat transfer.
SWEP reports that it is the first company to provide Brazed Plate Heat Exchangers (BPHEs) certified by the Air-Conditioning, Heating, and Refrigeration Institute (AHRI). Testing performed by their contracted laboratories verify that product performance is according to specified ratings. This offers additional security when selecting BPHEs for HVAC installations.
Gems Sensors & Controls has announced the global market introduction of its F Series. The company says its F Series is a family of ruggedly designed solenoid valves, offering high-reliability for flow rate applications with a lifespan of up to 10 million cycles.
Engineered Systems magazine’s June 2019 issue examines the role of HVAC systems and power in colleges and universities via the decentralization of a Missouri college’s central boiler plant, an examination of ventilation considerations in Group R-2 facilities, the steps engineers should consider when overcoming unanticipated boiler room setbacks, common calculations and considerations regarding NFPA 92, and much more.