Hermetic rotary refrigeration machines provide chilled water for either comfort or industrial water cooling systems. These air-cooled chillers are engineered for lower life cycle costs and reliability through design simplicity.

The model RTAC uses new Trane Tracer Chiller Controller (CH530). Learn moreabout the new Tracer Chiller Controller.

Sizes from 140 to 500 tons.
Helirotor™ compressor is direct drive, low speed (3600 rpm). The only moving parts are the rotors and load/unload mechanisms for high reliability and efficiency.
Two independent refrigerant circuits.
Tracer™ Chiller Controller and the Adaptive Control™ microprocessor provide all unit control and safety functions in a proactive control strategy.
Units shipped ready to install with refrigerant (R-134a) and oil, need only electrical and water connections.
All units meet ASHRAE 90.1-2001 efficiency guidelines.
All units have single inlet & outlet evaporator water connections.
Integrated Comfort™ system capability.
Optional remote evaporator (140-250 tons), assembled separately at the factory
Optional Standard or High Efficiency units