Carrier has expanded its Evergreen® 19XR, XRV line of centrifugal chillers to include two-stage compression technology, providing building owners the choice of one or two stages to best tailor the solution to each unique site.
Mitsubishi Electric has updated its VRF WR2- and WY-Series Modular Water Source Units. Both the WR2- (heat recovery) and WY-Series (heat pump) are available in smaller and lighter units with plate type heat exchangers and both systems operate in either cooling or heating modes.
The Trane® Advantage VRF™ variable refrigerant system features variable-speed compressor technology and offers customizable solutions for temperature control and occupant comfort. The new systems from Trane adopt ‘smart inverter’ compressors and feature an upgraded vapor injection system, providing improved performance over previous versions.
Today, commercial property owners and facility managers are constantly looking for ways to reduce their utility bills. An often over-looked opportunity arises when it is time to replace old, inefficient compressors in HVAC systems.