Helical Rotary Water-Cooled Chillers Optimus™ Model RTHD (US/China Origin)


The Water-Cooled Trane Optimus™ Chiller - Model RTHD offers high reliability, ease of installation, and improved energy efficiency due to its advanced design, its low speed/direct drive compressor, and its proven performance.

The industrial-grade design is ideal for both industrial and commercial markets. The infinite unloading compressor, wide operating temperature range, advanced CH530 controls and LonTalk communication, electronic expansion valve, short anti-recycle timers, and industry-leading efficiencies make this latest Trane Series R chiller the perfect choice for tight temperature control in almost any application temperatures, and under widely varying loads.

  • Trane Optimus Chiller capacities range from 175-450 tons 60 Hz and 125-450 tons 50 Hz

  • 83 dBA sound levels (60 Hz) - 4 dBA reduction over the previous generation and improved tonal qualities as a result of extensive vibration analysis

  • Most units meet ASHRAE 90.1 efficiency guidelines

  • Higher SCR ratings

  • Helical rotary compressor has proven design with over 75,000 chillers and 175,000 compressors operating worldwide. Rotary design and minimal moving parts mean high reliability

  • Annual oil analysis is the only required maintenance. No shaft seals, shaft alignment problems, or gearboxes

  • Improved startup temperature capabilities and reduced sensitivity to condenser water temperatures.

  • All units fit through standard width double door

  • Standard bolt-together construction for easy unit disassembly

  • Factory testing helps ensure trouble-free start-up

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

If you are interested in CAD template drawings for Trane products contact your local Trane sales office and work with a sales representative. Your sales representative can help you obtain the right unit selection and drawing for your application.