Series RTM Concentration of intelligence, High reliability. RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved RTAD Liquid Chillers A concentrate of TRANE Technology Based on experience from thousands of references In a very compact design RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Complete and Large Range... 4 versions from 260 to 480 kW Standard High efficiency Low Noise Low Noise + High efficiency 2 Compressors - 2 refrigerant circuits RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Wide application range Year round operation Ambient Air Temperature Standard Ambient RLC-CMS002-E4 High Ambient Wide Ambient Low Ambient © American Standard Companies, inc 2002 - All Rights Reserved Water Temperature A Concentrate of TRANE Technology Crenellated Blades Fans Adaptive Control Advanced Coil Technology Electronic Expansion Valve Optimized Oil Separation New Helirotor Compressor RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved A New Generation of Helirotor Compressor World ’s most reliable compressor Unequaled reliability rate in the industry Over 300 000 helirotor screw compressors built Only 2 rotating parts: 15 times fewer moving parts than reciprocating compressors Able to stand accidental liquid refrigerant ingestion RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved A New Generation of Helirotor Compressor World ’s most reliable compressor Direct drive low speed - 3000 RPM Specifically designed for R134a use Rotor profile optimized Suction gas cooled motor Wye/Delta starter No oil pump Rolling element bearing sized for chiller lifecycle Mounted on isolators RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved A New Generation of Helirotor Compressor World ’s most reliable compressor High capacity oil filter One of the smallest oil charge of the market Only 5 to 11 liters per compressor RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved A New Generation of Helirotor Compressor Continuous capacity control Improved control over water and air temperature Up to 5% savings on operating costs versus stepped control % Full load kW Input Exact load matching % Full load capacity Step unloading RTAD unloading Needlessly expended energy RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved A New Generation of Helirotor Compressor Low maintenance No overhauling during compressor life time Direct drive, low-speed Low motor operating temperatures RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Oil Separation Optimum heat exchange efficiency Refrigerant Maximizes oil separation: 99.5 % of oil separated from refrigerant Refrigerant and oil mix Positioning and piping design optimized on acoustics and vibrations Oil RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Condenser design Advanced coil technology Oil cooler Specific fin profile to balance heat transfer, airflow and pressure drop Integrated oil cooler and subcooler Condenser RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Subcooler Cranelled Blades Fans Blade trailing edge treatment Controlled vortices New impeller blade trailing edge geometry 50% turbulence energy reduction Higher airflow Lower sound level Reduction in pressure losses RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Electronic Expansion Valve Superior refrigerant flow control Minimizes energy consumption at part load Allows operation at lower condensing pressure Provides excellent stability & control accuracy Fast response No additional solenoid valve RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Evaporator Heavy duty design Dry expansion evaporator Internally finned copper tubes for superior efficiency Baffle system ensuring homogeneous water temperature RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Intelligent control Adaptive Control TM Logic Temperature Trip point Logic enables corrective actions to keep chiller safely on-line making cold water where other chillers would trip off Trane Adaptive ControlTM Time RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Intelligent Control Modular Architecture Chiller Plant Manager Local Clear Language Display Motor Compressor Start & Protection Remote Clear Language Display (Option) Electronic Expansion Valve Control Inter Processor Communication Buffer (Option) RLC-CMS002-E4 Communication Board and Setpoint Reset (Option) © American Standard Companies, inc 2002 - All Rights Reserved To BMS Intelligent control Control functions Control & operation optimization: Chilled water temp. control Control of the fans Electronic expansion valve Operating mode control: Compressor start/stop logic Load & unload logic of the compressors Low ambient start logic Fast load adjustment Start with warm water Safety functions: Welded contacts Water flow Antifreeze Reverse rotation Phase unbalance ... RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Flexible control Remote control capabilities Chilled Water Auxiliary setpoint (with CSR Card) Remote On/Off chiller or per circuit Water setpoint Alarm indication Running indication Unit at full load Air temp. Or Evaporator T Ice making (with CSR card) Amps Compressor Nominal Amps Current limit Current Limitation setpoint (with CSR card) Time RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Flexible control UCM CLD User-friendly display and keyboard on front panel Easy reading of operating status Direct access to module configuration menus 2 lines of 40 characters 16 selection keys RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Adapted Efficiency Coefficient of Performance Different levels of COP to serve either comfort cooling or industrial applications COP at full load following Eurovent standards RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Acoustical performance Reduced sound level Compressor: more material mass ports resized Piping: optimized design Condenser fan: crenellated blades 915 or 680 RPM RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Installation Single power supply Fans Compressor 1 Compressor 2 Control RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Installation Tight Operational Clearances Smaller Physical Footprint + Tight Operational Clearance = Less Space used on Jobsite RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved Maintenance Low maintenance Recommended maintenance Cleaning condenser coils as needed Control of the chilled water circuit Required maintenance Annual oil analysis to verify system integrity RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved RTAD: Concentration of intelligence, High reliability. 6th generation Helirotor compressor Hi-tech Fans Trane Adaptive ControlTM Control logic COP adapted to application RLC-CMS002-E4 © American Standard Companies, inc 2002 - All Rights Reserved