Trane RAUC-C25, RAUC-C50, RAUC-C30, RAUC-C60, RAUC-C20, RAUC-C40 manual Evaporator Water-Pressure Drop

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Installation

Figure 21. Evaporator Water-Pressure Drop

Note: Factor to convert “Feet of Water” to “Lbs. per Sq. Inch” (PSI): 2.3 Feet of Water = 1 PSI

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Contents June Remote Split System UnitsEnvironmental Concerns Grounding RequiredResponsible Refrigerant Practices Overview of ManualTable of Contents SS-SVX09A-EN Compressor Nameplate Model Number DescriptionUnit Nameplate Unit Description No Step Surface Unit InspectionUnit Clearances EVP Chiller ConsiderationsFoundation Unit Dimensions & Weight InformationInstallation Installation RAUC-C20 Unit Dimensional Data & Recommended Clearances RAUC-C25 Unit Dimensional Data & Recommended Clearances RAUC-C30 Unit Dimensional Data & Recommended Clearances RAUC-C40 Unit Dimensional Data & Recommended Clearances RAUC-C50 Unit Dimensional Data & Recommended Clearances RAUC-C60 Unit Dimensional Data & Recommended Clearances Bphe 20 Evaporator Chiller Dimensions Bphe 25 Evaporator Chiller Dimensions Bphe 30 Evaporator Chiller Dimensions Bphe 40 Evaporator Chiller Dimensions Bphe 50 Evaporator Chiller Dimensions Bphe 60 Evaporator Chiller Dimensions Typical EVP Chiller Weights & General Data Typical Unit Weights & Point Loading DataRigging and Center-of-Gravity Data Rigging Heavy ObjectsTypical Neoprene Isolator Selection & Location Unit IsolationNeoprene Isolators Leveling the Unit Installation Spring IsolatorsCompressor Shipping Hardware Shipping FastenersTwo Manifolded Compressors Typical Spring Isolator Selection & LocationRefrigerant Piping Requirements General Unit RequirementsEVP Chilled Water Piping Requirements Main Electrical Power Requirements Hazardous VoltageHazard of Explosion Field Installed Control Wiring Requirements Ground WireVolt Control Wiring All Units No Controls UnitsEVP Chiller Piping Variable Air Volume VAV Units Low Voltage Wiring AC & DC Hazardous VoltageConstant Volume Units Refrigerant Line ComponentsAccess Valves Ports Liquid Line Moisture Indicator Sight GlassLiquid Line Solenoid Valves Thermostatic Expansion Valve TEVTypical Placement of Split System piping Components Solenoid Valve & Sight Glass w/Moisture IndicatorRefrigerant Piping Suction Line Interconnecting TubingSuction Line Piping Use Type L refrigerant grade copper tubing onlyLiquid Line Piping Liquid Line Interconnecting TubingTypical Coil Piping For Dual Circuit Units Evaporator PipingFinal Refrigerant Pipe Connections Hot Gas Bypass for Commercial Comfort-Cooling ApplicationsOptional Pressure Gauges Brazing Procedures Hazard of Explosion and Deadly Gases Leak Testing Procedure Hazard of Explosion Chilled Water Piping Evaporator Water-Pressure Drop Chiller Flow Switch Installation Air VentsWater Temperature Sensor Water Pressure GaugesTypical Piping Recommendations FreezestatFinal Water Piping Connections Optional Flow Switch IllustrationDisconnect Switch External Handle Factory Mounted Option Field Installed Power WiringMain Unit Power Wiring Hazardous Voltage Customer Connection Wire Range Power Wire Sizing and Protection DeviceEquations Calculation #1 MCA, MOP, and RDEElectrical Service Sizing Data Installation Calculation #2 Disconnect Switch Sizing DSSControls Using 115 VAC Hazardous Voltage Field Installed Control Wiring Hazardous VoltageEVP Circulating Pump Interlock EVP Interlocks EVP Flow control 6S58Outside Air Thermostat 5S57 Hot Gas Bypass All control optionsAC Conductors Controls using 24 VAC Hazardous VoltageControls using DC Analog Input/Outputs Hazardous Voltage DC Conductors Economizer Actuator CircuitEconomizer Actuator Circuit Legend Temperature Control ParametersNo System Control Refer to Wiring Notes on p Installation Discharge Air Sensor Honeywell 6RT3 Variable Air Volume Control Honeywell W7100ANight Setback Hazardous Voltage Suction Line ThermostatEVP Chiller Control W7100G Discharge Chilled Water Controller EVP Chiller Remote Panel Chilled Water Temperature Sensor Honeywell 6RT2Outside Air Thermostat 5S57 Field Provided Refer to Wiring Notes on Page p Thermostat Wiring Constant Volume Control HoneywellElectronic Zone Thermostat Honeywell T7067 Thermostat CheckoutT7067 Electronic Zone Thermostat & Q667 Switching Subbase Discharge Air Sensor Honeywell 6RT1 Q667 Switching SubbaseRefer to Wiring Notes on Page p RT1 Discharge Air Sensor Assembly EVP Chiller Applications Compressor DamageSystem Pre-Start Procedures System Evacuation ProceduresTypical Vacuum Pump Hookup System Pre-Start Procedures Standing Vacuum TestEvacuation Time vs. Pressure Rise System Pre-Start Procedures W7100A Discharge Air Controller Zone or Discharge Air Temp Controller Economizer Actuator CheckoutOhms 4200 4000 3800 System Pre-Start Procedures W7100G Chilled Water Controller Master Energy Control Checkout Hazardous Voltage Zone Thermostat Checkout Honeywell T7067 Terminals Zone Thermostat 6U37 Voltage Output rampsOhms Electrical Phasing Voltage ImbalanceEconomizer Cycle Sequence of OperationVAV W7100A Discharge Air Controller 7U11 Thermostatic Expansion Valve Chilled Water Temperature Controller 6U11System Start-Up W7100G Staging Sequence Condenser FansPump Down Low Ambient DampersCompressor Crankcase Heaters Live Electrical Components Low Ambient Damper Adjustment Factory or Field InstalledSystem Start-Up Low Ambient Thermostats Hot Gas Bypass Operation200 300 Freezestat SettingEVP Chiller Applications Rotating Components Air Over Evaporator ApplicationSystem Airflow Measurement Verifying Proper Supply Fan RotationCompressor Start-Up All Systems Compressor Damage Live Electrical Components Measuring Superheat SubcoolingMeasuring Subcooling Minimum starting Ambient Temperature Pressure Control Switch SettingsCompressor Oil Recommended Refrigerant CapacitiesCompressor Sequence Typical Compressor Locations Ton Pressure Curve System Start-Up System Start-Up Ton Pressure Curve per Circuit 100 101 Recommended Operating Setpoints Final System SetupSample Maintenance Log Compressor Operational Sounds Scroll Compressor ReplacementAt Shutdown At Low Ambient Start-UpCompressor Circuit Breaker Data Service & MaintenanceMonthly Maintenance Fuse Replacement DataFuse Replacement Data Air Handling EquipmentCondensing Unit Coil CleaningSystem operation Hazardous PressuresWarranty and Liability Clause Numerics Symbols111 IndexSS-SVX09A-EN

RAUC-C20, RAUC-C40, RAUC-C25, RAUC-C30, RAUC-C60 specifications

Trane, a leader in HVAC solutions, offers innovative air conditioning units designed for superior performance and energy efficiency. Among their advanced products are the Trane RAUC-C30, RAUC-C20, RAUC-C40, RAUC-C60, and RAUC-C50, which cater to various cooling and heating needs in residential and commercial applications.

The RAUC-C series showcases cutting-edge technology, ensuring effective climate control while minimizing energy consumption. These units are equipped with variable-speed compressors, allowing for precise cooling capacities and reduced noise levels during operation. This feature ensures that users can enjoy optimal comfort without the disruptive noise often associated with traditional HVAC systems.

One of the standout technologies used in the RAUC-C series is Trane’s advanced inverter technology. This system intelligently adjusts the compressor speed based on real-time cooling demands, enhancing efficiency and prolonging the unit's lifespan. Additionally, the units come with high SEER (Seasonal Energy Efficiency Ratio) ratings, making them an excellent choice for those looking to lower their energy bills while maintaining a comfortable indoor environment.

The RAUC-C series units are designed with durability in mind. Constructed with robust materials, these air conditioning systems are built to withstand varying weather conditions. Their compact and lightweight design makes installation straightforward, and they can fit seamlessly into a variety of spaces, from residential homes to commercial buildings.

Another key characteristic of the RAUC-C series is their eco-friendly refrigerant, which meets strict environmental regulations. This not only supports sustainability efforts but also ensures efficient cooling performance. Furthermore, their smart technology capabilities enable integration with modern smart home systems, allowing users to manage their cooling settings remotely for added convenience.

Trane's focus on user-friendly interfaces makes these units easy to operate. The intuitive control systems allow users to customize their cooling preferences easily, providing flexibility to adapt to individual comfort needs.

Overall, the Trane RAUC-C30, RAUC-C20, RAUC-C40, RAUC-C60, and RAUC-C50 stand out for their energy efficiency, advanced technology, durability, and user-focused design. These features make them reliable choices for anyone seeking efficient and effective heating and cooling solutions.