The ECOsine Active 3420 is a harmonic filter that provides harmonic compensation in real time for demanding industrial and commercial environments. With a capacity of 30-300 A, operating at 200-480 vac, the connection-ready 3420 (3-wire) cabinet models include forced-air cooling and internal-liquid cooling (200-300 A) for the power electronics.
These 3- to 5-ton units are an addition to Trane’s portfolio of Foundation™ light-commercial rooftop HVAC units. They fit a common roof curb used on many existing commercial buildings and can be installed without the need for an adapter, which saves customers time and money during installation.
The Model ABD-SEA-E provides precise and automatic airflow regulation for supply or exhaust ventilation systems in any residential or commercial building. It is designed for use in any HVAC application with a static pressure between 0.2 and 2.0 inches water column.
Contractors started out 2017 feeling positive about short-term growth, according to ACCA, which reported its January 2017 Contractor Comfort Index (CCI) scored a 78 — up two points from its January 2016 rating.
Sales of HVAC equipment ticked upward in 2016, according to Air-Conditioning, Heating, and Refrigeration Institute (AHRI), which reported that 2016 year-to-date combined U.S. shipments of central air conditioners and air-source heat pumps increased 7.6 percent over 2015 and shipments of gas warm-air furnaces increased 4.6 percent for the same time period.
According to the most recent report from Heating, Air-conditioning, and Refrigeration Distributors International (HARDI), average sales for its distributor members increased by by 12.2 percent in January 2017, and the average annualized growth fort he 12 months through January 2016 was 9.2 percent.
The WirelessHART Power Meter makes electrical demand and consumption measurements available via a secure and reliable network across numerous markets. WirelessHART technology has been incorporated into a revenue-grade wireless power meter to deliver a unique measurement.
These rooftop units can be configured at the factory, so consultant engineers or design-build contractors can get the exact spec unit they need delivered to the job site. With more than 35 options per tonnage size, there are more than 750,000 unit configurations available.