The new chillers can efficiently deliver chilled water at temperatures down to 40°F and at part-load levels down to 20% of capacity.
“Economy, flexibility, reliability — that’s what we wanted,” said Armand Alvarado, chief engineer of the Corporate Center Pasadena, describing the goals of the recent a/c plant project involving two of the four buildings in the facility. The building owner, Aetna Life Insurance Co., is completely renovating of the complex that was built in stages between 1965 and 1980.