The Water-Cooled Series R 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 Series R 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.

Series R 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
Improved tonal qualities as a result of extensive vibration analysis
Meets ASHRAE 90.1-2001 efficiency guidelines
Higher full-load energy efficiency
Energy efficiencies below 0.58 kW/ton at ARI conditions (60 Hz)
Comparable to many competitive centrifugal units
Higher SCR ratings
Rotary design and minimal moving parts mean high reliability
Helical rotary compressor has proven design with over 75,000 chillers and 175,000 compressors operating worldwide
Only required maintenance - Annual oil analysis
Recommended maintenance - Inspecting and cleaning condenser tubes as required
No shaft seals, shaft alignment problems, or gearboxes
Simplified piping and lighter weight
Improved startup temperature capabilities
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