Trane ctv-prc007-en User Manual

CenTraVac™Liquid ChillersCentrifugal Liquid Chillers/Water-Cooled170-3500 Tons50 and 60 HzBuilt For the Industrial and Commercial MarketsCTV-PRC007-EN

CTV-PRC007-EN10Factory Testing forAssured PerformanceTo prove that your chiller will perform aspromised, Trane offers factoryperformance testing, whic

11CTV-PRC007-ENDesign SimplicityImpellers are keyed directly to the motorshaft for high reliability and performanceand low life-cycle costs.Reliable M

CTV-PRC007-EN12CenTraVac™ Three-Stage P-H DiagramThe pressure-enthalphy (P-H) diagramdescribes refrigerant flow through themajor CVHE/CVHG chiller com

13CTV-PRC007-ENUnitOptionsUnit-Mounted StartersTrane factory installed options makeinstallation of a CenTraVac™ chiller easier,faster and less costly.

CTV-PRC007-EN14Figure O-2 – Typical Equipment Room Layout – Unit-Mounted Star-Delta StarterFigure O-1 – Typical Equipment Room Layout – Conventional R

15CTV-PRC007-ENThe solid-state starter controls thestarting characteristics of a motor bycontrolling the current that flow to themotor. It does so thr

CTV-PRC007-EN16UnitOptionsAdaptiveFrequency DrivesFigure O-4 — CVHE500 Part Load Efficiencies with/without AFDBenefitsTrane Adaptive Frequency drives*

17CTV-PRC007-ENCondenser water temperature relief ofchilled water resetCompressor lift reduction is required fora chiller application, both to provide

CTV-PRC007-EN18BenefitsThe Trane patented free coolingaccessory for Trane CenTraVac™ chillersadapts the basic chiller so it mayfunction as a simple he

19CTV-PRC007-ENFree CoolingUnitOptionsTemperature and humidity controlrequirements are importantconsiderations when evaluating the useof CenTraVac fre

CTV-PRC007-EN©American Standard Inc. 2001What We Mean By Earth•WiseBreaking the .48 kW/TonEfficiency BarrierThe Trane Earth•Wise CenTraVac has aproven

CTV-PRC007-EN20SystemOptionsAuxiliaryCondenserAuxiliary CondenserThe Trane auxiliary condenser provideseconomical heat recovery forapplications with s

21CTV-PRC007-ENSystemOptionsAuxiliaryCondenser (Cont.)ControlsThe auxiliary condenser was designedfor simplicity of operation. Machine load,water flow

CTV-PRC007-EN22Ice Storage ProvidesReduced Electrical DemandIce storage is the hottest thing in coolingtoday. It has been accepted by buildingowners a

23CTV-PRC007-ENHeat RecoverySystemOptionsHeat RecoveryUse of the Heat Recovery CenTraVac™can significantly reduce the energyoperating costs of many bu

CTV-PRC007-EN24Simultaneous Heating and CoolingThe Trane Heat Recovery CenTraVac™chiller is an excellent choice forapplications requiring simultaneous

25CTV-PRC007-ENSystemOptionsChilled WaterResetChilled Water Reset — Chilled waterreset is often a practical means ofreducing energy consumption during

CTV-PRC007-EN26For Applications Requiring1300-3500 Tons (60 Hz),Choose LHCV•The LHCV chiller system is the modernsolution for large central plantappli

27CTV-PRC007-ENCondenser Water LimitationsTrane CenTraVac™ chillers start andoperate over a range of load conditionswith controlled water temperatures

CTV-PRC007-EN28SelectionThe CenTraVac™ centrifugal chillerproduct line provides more than 200,000individual unit selections over a capacityrange of 17

29CTV-PRC007-ENRoughing-in DimensionsThe dimensional drawings illustrateoverall measurements of the chiller. Therecommended space envelope indicatescl

3CTV-PRC007-ENContentsIntroductionFeatures and BenefitsComponents, Standard and Optional Features,Factory Performance Testing,Refrigeration Cycle, Con

CTV-PRC007-EN30Minimum/Maximum Evaporator Flow Rates (GPM)Shell Bundle One Pass Two Pass Three PassSize Size SBCU TECU IECU SBCU TECU IECU SBCU TECU I

31CTV-PRC007-ENPerformanceDataMinimum/Maximum Condenser Flow Rates (GPM)Shell Bundle Two PassSize Size SBCU TECU IECUCDSZ CDBS Min / Max Min / Max Min

CTV-PRC007-EN32Figure J-1 — Electric ConnectionsShipment and AssemblyAll style hermetic CenTraVac™ units shipas a factory assembled, factory testedpa

33CTV-PRC007-ENControlsAdvanced ControlsTrane set the standard for unitmicroprocessor controls in 1985 with thefirst generation Unit control panel.Ass

CTV-PRC007-EN34ControlsBuilding Automation and Chiller PlantControlFor building automation and control ofchilled water plants, Trane hasdeveloped the

35CTV-PRC007-ENControlsOptimal PerformanceRegardless of the system level beingdesigned, the unit controls becomecritical not just in making every leve

CTV-PRC007-EN36•Evaporator leaving fluid temperaturesetpoint•Evaporator entering and leaving fluidtemperatures•Condenser water entering andleaving wat

37CTV-PRC007-ENControlsSequence of OperationFor this sequence of operation it will beassumed that the control source hassignaled the chiller to be in

CTV-PRC007-EN38A demand for chilled water isdetermined by a temperature differentialbetween the evaporator fluid setpointand the supply fluid temperat

39CTV-PRC007-EN60 Hz Compressors(English & SI Units)WeightsOperating Weight** Shipping Weight**TYPE NTON CPKW EVSZ CDSZ (lbs) (kg) (lbs) (kg)CVHE

CTV-PRC007-EN4IntroductionThe first Trane centrifugal chiller, theTurbovac™ was introduced in 1938. Thesimple, direct drive, slow speed designof the T

CTV-PRC007-EN40WeightsOperating Weight** Shipping Weight**TYPE NTON CPKW EVSZ CDSZ (lbs) (kg) (lbs) (kg)CVHE 190-270 242 032S 032S 14259 6468 13071 59

41CTV-PRC007-ENPhysicalDimensionsCENTRAVAC WATER CONNECTION PIPE SIZEWater Shell SizePasses 032 050 080 142 210EVAPORATOR Nominal Pipe Size (Inches)1

CTV-PRC007-EN42METRIC UNITSEnvelope Clearance Unit DimensionsW/O Unit With Unit W/O Unit With UnitShell Mounted Mounted Tube Mounted MountedShell Arra

43CTV-PRC007-ENCENTRAVAC WATER CONNECTION PIPE SIZEWater Shell SizePasses 032 050 080 142 210 250EVAPORATOR Nominal Pipe Size (Inches)1 PASS 8 10 12 1

CTV-PRC007-EN44METRIC UNITSEnvelope Clearance Unit DimensionsW/O Unit With Unit W/O Unit With UnitShell Mounted Mounted Tube Mounted MountedShell Arra

45CTV-PRC007-ENThese graphics are intended to help you visualize the possible connections/combinations that may be available for your unit. You must c

CTV-PRC007-EN46Waterbox Lengths – English UnitsRETURN RETURNSHELL PRESSURE EVAP PASSES LENGTH LENGTH COND NO. PASSES LENGTH LENGTH320 150 PSIG MAR 1

47CTV-PRC007-ENWaterbox Lengths – Metric UnitsRETURN RETURNSHELL PRESSURE EVAP PASSES LENGTH LENGTH COND NO. PASSES LENGTH LENGTH320 150 PSIG MAR 1 40

CTV-PRC007-EN48CompressorGuide VanesFully modulating variable inlet guidevanes provide capacity control. Theguide vanes are controlled by anexternally

49CTV-PRC007-ENCondenser/Heat RecoveryCondenserShell and WaterboxesThe condenser shell is formed of carbonsteel plate designed and constructed inaccor

5CTV-PRC007-ENIntroductionSpecific Trane centrifugal chillerperformance is certified by ARI Standard550/590. Trane centrifugal chillers testedwithin t

CTV-PRC007-EN50The display also provides over 20 reportsthat are organized into four groupings:Custom Report, Chiller Report,Refrigerant Report, and C

51CTV-PRC007-ENTrane Adaptive Frequency™Drive (AFD)The Trane AFD is a closed-loop, liquid-cooled, microprocessor based PWMdesign that converts fixed u

Since The Trane Company has a policy of continuous product and product data improvement, it reservesthe right to change design and specifications with

CTV-PRC007-EN6Comparing the Attributes ofLow Pressure Chiller Operationto High Pressure ChillerOperation.Trane CenTraVac chillers continue to offertim

7CTV-PRC007-ENOperator Control PanelTrane has multi-language support for allchillers controlled by the UCP2™including but limited to: CVHE, CVHF,CVHG,

CTV-PRC007-EN8Internally enhanced orsmooth bore tubesVarious tube materialsand thicknessesControls and paints for outdooruse or corrosive environments

9CTV-PRC007-ENStandard FeaturesThe following features are provided asstandard with all Trane CenTraVac™chillers:•Motor-compressor assembly withintegra