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.
- Six nominal sizes, from 70 to 125 tons.
- Helirotor™ compressor is direct drive, low speed (3600 rpm). Rotors and load/unload mechanism only moving parts for high reliability and efficiency.
- Two independent refrigerant circuits. Units have two compressors.
- Adaptive Control™ microprocessor controls provide all unit control and safety functions in a proactive control strategy.
- Units shipped ready to install, need only electrical and water connections.
- All units have single inlet & outlet evaporator water connections.
- Optional remote evaporator, assembled separately at the factory.
- All units meet ASHRAE 90.1-2001 efficiency guidelines.
- Integrated Comfort™ solutions capability.
RTAA Unit Specifications, 70 to 125 Tons