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

Trane, in offering the Trane Product Templates, accepts no responsibility or liability: for any use made of the Product Templates including any modification thereto made by the user, for the design of buildings and related systems made using the Product Templates, or for the accuracy of the Product Templates or any data resulting from the use thereof. While Trane strives to ensure that its Product Templates are accurate, this accuracy is not guaranteed. The user is responsible to review the Product Template and to determine if use of the Product Template is appropriate to and meets the requirements of the user's application. In accordance with its policy of continuous improvement, Trane reserves the right to modify its Product Templates at any time without notice. Trane makes no warranty whatsoever, express or implied and including, but not limited to, any warranty of merchantability or fitness for a particular purpose with respect to the Trane Product Templates or their use and in no event shall Trane be liable for any incidental or consequential damages relating to such Product Templates or their use.

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  • Brochure
      • Series R Chiller Model RTAC RLC-SLB003-E
      • Series R Chiller RTAC Rapid Restart RTAC-SLB001-EN
  • Catalog
      • Series R Chiller Model RTAC 60 Hz RLC-PRC006*-EN
      • Series R Chiller Model RTAC 50 Hz RLC-PRC039*-EN
  • Installation Operation Maintenance (IOMs)
      • Series R Chiller Model RTAC RTAC-SVX01*-EN