Emcor Group, through its Emcor Services Mesa Energy Systems subsidiary, has been awarded a contract for an energy efficient air handling system upgrade at AT&T's Internet Data Center located in Irvine, California.

Emcor will be responsible for installing an air cooled chilled water system that minimizes energy usage while maximizing the system’s response capability at AT&T’s Internet Data Center, a mission critical facility.

Scope of the work includes replacing eight 300-ton chillers with new hi-efficiency chillers, installing variable frequency drives on pumps, as well as chiller plant controls system.

The upgrade will involve implementation of a sequence of operations strategies to manage both primary and secondary chilled water flow, minimize bypass flow, and optimize the efficiency of the system.

Emcor Group is a provider of mechanical and electrical construction, energy infrastructure, and facilities services.