Series R™ Helical Rotary Chiller
Model RTAC
120 to 500 Tons (50 and 60Hz)

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

  • 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 rotary 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.
  • Energy efficiences exceed ASHRAE 90.1 standards and the Advanced Energy Design Guide for K-12 schools .
  • All rotary refrigeration units have single inlet & outlet evaporator water connections.
  • BACnet™, LonTalk™, and Tracer™ system capability.
  • Optional remote evaporator (140-250 tons), assembled separately at the factory
  • Optional Standard or High Efficiency units



 

 

For Technical Specifications, please refer to the Catalog or Installation documents on the Literature tab.

Drawings Terms and Conditions

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