These ultra-low noise chillers are geared for noise-sensitive design requirements. The chillers contain the manufacturer's patented design for the compressor compartment. Unit features include screw compressor and cast-aluminum sickle-shaped fans with a high-efficiency external rotor motor, to further reduce noise levels. The chillers can be supplied in systems up to 500 tons and take into consideration the chiller COP in both part-load and full-load values.

Petra Engineering Industries Co., P.O. Box 141351; Amman, Jordan 11814; +962.6.4051425; +962.6.405-1228 (fax); www.petra-eng.com

Publication date: 12/19/2005