American Standard CH530 manual General Information

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General Information

Model Number - An example of a typical duplex centrifugal chiller model number is:

CDHF2100AA0BC2552613C0B203B0

B20KJAC1GW40C111340A010

Digit: Description

1st-2ndCD = CenTraVac® Duplex - 2 compressors

3rd H =Direct Drive

4th F = Development Sequence (F - 2 Stage) (G - 3 Stage)

5th-8th2100 = Nominal total compressor tonnage

9th A = Unit Voltage

A = 380V-60Hz-3Ph

B = 440V-60Hz-3Ph

C = 460V-60Hz-3Ph

D = 480V-60Hz-3Ph

E = 575V-60Hz-3Ph

F = 600V-60Hz-3Ph

G = 2300V-60Hz-3Ph

H = 2400V-60Hz 3Ph

J = 3300V-60Hz-3Ph

K = 4160V-60Hz-3Ph

L = 6600V-60Hz-3Ph

M = 380V-50Hz-3Ph

N = 400V-50Hz-3Ph

P = 415V-50Hz-3Ph

R = 3300V-50Hz-3Ph

T = 6000V-50Hz-3Ph

U = 6600V-50Hz-3Ph

10th-11thA0 = Design Sequence

12th B = Compressor Motor Power, LH Circuit

13th C = Compressor Motor Power, RH Circuit. Compressor Motor codes: A = 588 KW

B = 653 KW

C = 745 KW

D = 856 KW

E = 957 KW

F = 1062 KW

G = 1228 KW

H = 433 KW

J = 489 KW

K = 548 KW

L = 621 KW

M = 716 KW

N = 799 KW

P = 892 KW

R = 403 KW

S = 453 KW

T = 512 KW

U = 301 KW

V = 337 KW

W = 379 KW

X = 1340 KW

14th-16th255 = Compressor Impeller Diameter LH Circuit

17th-19th261 = Compressor Impeller Diameter RH Circuit

20th 3 = Evaporator Tube Bundle Size

1 = 2100 nominal ton evaporator

2 = 2300 nominal ton evaporator

3 = 2500 nominal ton evaporator

4 = 1610 nominal ton evaporator

5 = 1850 nominal ton evaporator

21st C = Evaporator Tubes

A = I/E copper, 0.028” wall, 0.75” O.D. B = I/E copper, 0.035” wall, 0.75” O.D. C = S/B copper, 0.028” wall, 0.75” O.D.

D = S/B copper, 0.035” wall, 0.75” O.D.

E = I/E copper, 0.028” wall, 1.0” O.D. F = I/E copper, 0.035” wall, 1.0” O.D.

22nd 0 = Not Assigned

23rd B - Evaporator Waterbox A = 150 psig 1 pass marine B = 300 psig 1 pass marine

C = 150 psig 1 pass non-marine D = 300 psig 1 pass non-marine

24th 2 = Evaporator Waterbox

Connection;

1 = Victaulic

2 = Flanged

25th 0 = Not Assigned

26th 3 = Condenser Tube Bundle Size

1 = 2100 nominal ton condenser

2 = 2300 nominal ton condenser

3 = 2500 nominal ton condenser

4 = 1610 nominal ton condenser

5 = 1760 nominal ton condenser

6 = 1900 nominal ton condenser

27th B = Condenser Tubes

A = I/E copper, 0.028” wall, 0.75” O.D. B = I/E copper, 0.035” wall, 0.75” O.D. C = S/B copper, 0.028” wall, 0.75” O.D.

D = S/B copper, 0.035” wall, 0.75” O.D.

E = I/E copper, 0.028” wall, 1.0” O.D. F = I/E copper, 0.035” wall, 1.0” O.D. G = I/E 90/10 CU/NI, 0.035” wall, 0.75” O.D.

28th 0 = Not Assigned

29th B = Condenser Waterboxes A = 150 psig 1 pass marine

B = 300 psig 1 pass marine

C = 150 psig 1 pass non-marine D = 300 psig 1 pass non-marine

30th 2 = Condenser Waterbox

Connection;

1 = Victaulic

2 = Flanged

31st 0 = Not Assigned

32nd K = Orifice Size, LH Circuit,

33rd J = Orifice Size, RH Circuit, Orifice Nominal Tons:

A = 710

B = 790

C = 880

D = 990

E = 1100

F = 1265

G = 1400

H = 1540

K = 1810

J = 1660

L = 1970

M = 2150

N = 1045

P = 1185

R = 1335

T = 1605

U = 1735

CDHF-SVU01C-EN

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Contents X39640670030CDHF-SVU01C-EN Read these carefully Contents Literature change General InformationAbout this manual Unit NameplateGeneral Information = 560 3 stage 935 2 stage Y = 500 3 stage 835 2 stage Control Optional Packages Commonly Used AcronymsGeneral Duplex unit components front view OverviewGeneral Duplex unit components 2 stage compressor Compressor 1 or 2 2 Stage Cooling CyclePressure enthalpy curve 3 stage compressor Pressure enthalpy curve 2 stage compressor DynaView Human Interface TechView Chiller Service ToolSoftware Operation Overview Diagram Power Up DiagramSoftware States Figure Timeline Text FiguresStaging Second Compressor On CDHE/F/G sequence of operation auto to runningSatisfied Setpoint Staging Second Compressor OffCDHF/G sequence of operation lead 1/lag CDHE/F/G sequence of operation lead 2 lag Fixed Sequence Compressor 2 / CompressorCDHF/G sequence of operation equalize starts and hours Sequencing Balanced Starts and HoursCDHF/G sequence of operation combined start Simultaneous Compressor Start/ StopRestart Inhibit Restart Inhibit Start to Start Time SettingRestart Inhibit Free Starts Clear Restart InhibitOil and Refrigerant Pump Surface TemperaturesOil refrigerant pump circuit 1 or 20 100 percent RLA Base Loading Control AlgorithmGeneral Information Sequence of operation ice making running to ice making Ice Machine ControlHot Water control Unit Control Panel UCP Unit Control Panel UCPControl Panel Devices and Unit Mounted Devices User-defined language support Variable water flow through the evaporatorDynaView main processor Operator InterfaceOperator Interface How It Works Chiller Stop Prevention/Inhibit FeatureTop Level Mode Description System Reset Reference Circuit Operating Mode Chiller Operating ModeMain Screen Main Screen Data Fields TableDiagnostic Screen Back button provides navigation back to the chiller screen Operator Interface Reports Report MenuReport name Circuit Evaporator Report name System EvaporatorReport name System Condenser Report name Circuit CondenserReport name System Ashrae Chiller Log Historic Diagnostics LogHeader Screen Setting Tab screens provides a userChiller Feature SettingsCircuit Mode Overrides System Mode OverridesDisplay Settings PurgeOperator Interface Operator Interface Operator Interface Operator Interface Operator Interface Inter Processor Communications IPC3 Interprocessor CommunicationIPC3 Definitions Bus Management BindingControl panel components layout Control System ComponentsControl System Components Control Panel Devices Head Relief Request Output Machine Shutdown Manual Reset MMRMaximum Capacity Relay Compressor Running RelayExop Refrigerant Monitor Input 1A17Epro Enhanced Protection Trmm TRM4 Tracer Comm 4 interfaceCdrp Condenser Refrigerant Pressure Output Cdrp Refrigerant Pressure Output Option 1A15 Temperature basedCondenser Pressure Output Pressure basedRefrigerant Differential Pressure Indication Output Percent RLA Output Gbas Generic Building Automation SystemExternal Chilled Water Setpoint Ecws Module CharacteristicsExternal Current Limit Setpoint Wpsr WFC Water Pressure Sensing Option1A14 Communication interface Module 1A8, 1A9, 1A11, 1A12 Quad Relay Output Status1A13, 1A18, 1A19, 1A20 Dual Binary input module Analog Input Recommended Length to Run external Output signals1A15, 1A16, 1A17, 1A21 Dual Analog Input/output Module Unit mounted devices Control System Components Control System Components UCP and Wye-Delta Starter Control Circuits Control Sequence of OperationElectrical Sequence Delay time 200 msec. Opens 2K1 Control Sequence of Operation Test and start timing sequence Control Sequence OperationAFD Machine Protection Adaptive Control Momentary Power Loss MPL ProtectionOverload trip time versus percent RLA Current Overload ProtectionReverse Rotation Protection Phase Loss ProtectionCurrent Limit Protection Minimum and Maximum Capacity Limit Differential to Start or StopSoftLoading Evaporator Limit Leaving Water Temperature CutoutHead Relief Relay Low Refrigerant Temperature CutoutCutout strategy Condenser Limit Restart Inhibit High Vacuum Lockout Oil Temperature Control Outdoor Air Temperature Controls Chilled Water Reset CWRMaximum Reset Return WaterDegrees of Reset Values for start reset typesConstant Return EquationOutdoor air temperature versus degrees of reset Reset RatioReset function for return CWR Reset Ratio = 50% Return CWR Daily Unit Start-Up Unit Start-Up ProceduresUnit Startup Toxic Hazards Live Electrical ComponentsSeasonal Unit Start-Up ModeUnit Shutdown Unit Shutdown ProceduresOil Pump Heater Operation Seasonal Unit ShutdownDaily Maintenance and Checks Periodic MaintenanceMoisture Contamination Record Keeping FormsNormal Chiller Operating Characteristics Weekly MaintenanceHazardous Voltage w/Capacitors Every 3 MonthsAnnual Maintenance Off-Season MaintenanceOil Change Procedure Oil MaintenanceHeater Damage Compressor Oil ChangeReplacing Oil Filter Oil Filter ReplacementOil Supply System Problems MaintenanceOther Maintenance Requirements Hazardous Voltage w/ CapacitorsFront View with Refrigerant Pump Rotary valve in drain positionRefrigerant Charge Contains RefrigerantLeak Testing Recovery and Recycle ConnectionsCleaning the Condenser Proper Water TreatmentUnit Corrosion Damage Cleaning the EvaporatorControl Settings Adjustments Unit Preparation Purge System103 104 105 106 107 108 109 110 111 112 113 114 115 Trane
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