Carrier 30GTN Specifiche Pagina 1

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.PC 9

10CEPL130346-01STATUSLENJ1J2J4J3J5J6J7J8J9J10CCNRED LED - STATUS GREEN LED -LEN (LOCAL EQUIPMENT NETWORK)YELLOW LED -CCN (CARRIER COMFORT NETWORK)INST

11OPERATING DATASensors — The electronic control uses 4 to 10 thermistorsto sense temperatures for controlling chiller operation. SeeTable 2. These se

12*When thermistor is viewed from perspective where the compressor is on the left and the cooler is on the right.Fig. 8 — Thermistor T3 and T4 Locatio

13Fig. 9 — Compressor Thermistor Locations (T7 and T8)LEGENDEXV — Electronic Expansion ValveFig. 10 — Typical Thermistor Location (30GTN,R and 30GUN,R

14T10 — REMOTE SPACE TEMPERATURE SENSOR — Sensor T10 (part no. HH51BX006) is an accessory sensor thatis remotely mounted in the controlled space an

15Thermostatic Expansion Valves (TXV) — Model30GTN,R and 30GUN,R 040-110 units are available from thefactory with conventional TXVs with liquid line

16Electronic Expansion Valve (EXV) (SeeFig. 15) — Standard units are equipped with a bottom sealEXV. This device eliminates the use of the liquid line

17The capacity control algorithm runs every 30 seconds. Thealgorithm attempts to maintain the leaving chilled water tem-perature at the control point.

18Table 5A — Part Load Data Percent Displacement, Standard Units*Unloaded compressor.NOTE: These capacity control steps may vary due to lag compressor

19Table 5A — Part Load Data Percent Displacement, Standard Units (cont)*Unloaded compressor.NOTE: These capacity control steps may vary due to lag com

2CONTENTS (cont)Page• LEAD/LAG DETERMINATION• CAPACITY SEQUENCE DETERMINATION• CAPACITY CONTROL OVERRIDESHead Pressure Control . . . . . . . . . . . .

20Table 5A — Part Load Data Percent Displacement, Standard Units (cont)*Unloaded compressor.NOTE: These capacity control steps may vary due to lag com

21Table 5B — Part Load Data Percent Displacement, With Accessory Unloaders*Unloaded compressor.†Two unloaders, both unloaded.NOTE: Some control steps

22Table 5B — Part Load Data Percent Displacement, With Accessory Unloaders (cont) *Unloaded compressor.†Two unloaders, both unloaded.NOTE: These capac

23Table 5B — Part Load Data Percent Displacement, with Accessory Unloaders (cont)*Unloaded compressor.Two unloaders, both unloaded.NOTE: These capacit

24Table 5B — Part Load Data Percent Displacement, With Accessory Unloaders (cont) *Unloaded compressor.†Two unloaders, both unloaded.NOTE: These capac

25Table 5B — Part Load Data Percent Displacement, With Accessory Unloaders (cont) *Unloaded compressor.†Two unloaders, both unloaded.NOTE: These capac

26ADDING ADDITIONAL UNLOADERS — See Table 6below for required hardware.Follow accessory instructions for installation. Connect un-loader coil leads to

27Low Cooler Suction Temperature — To avoid freezing thecooler, the control will compare the circuit Cooler Suction tem-perature (T5/T6) with a prede

28 *Control box.†Fan numbers 11 and 12 do not apply to 30GTN,R and 30GUN,R 130-170 and associated modular units (see Table 1).Fig. 18 — Condenser Fan

29Marquee Display Usage (See Fig. 19 andTables 7-25) — The Marquee display module provides theuser interface to the ComfortLink™ control system. The d

3 Table 1A — Unit Sizes and Modular Combinations (30GTN,R)*60 Hz units/50 Hz units.Table 1B — Unit Sizes and Modular Combinations(30GUN,R)*60 Hz units

30Table 7 — Marquee Display Menu StructureLEGENDCkt — CircuitRUNSTATUSSERVICETESTTEMPERATURES PRESSURESSETPOINTSINPUTS OUTPUTS CONFIGURATIONTIMECLOCKO

31Table 8 — Run Status Mode and Sub-Mode DirectorySUB-MODEKEYPADENTRYITEM RANGE ITEM EXPANSION COMMENTVIEWEWT0 - 100 F(–18 - 38 C)ENTERING FLUID TEMPL

32Table 9 — Service Test Mode and Sub-Mode DirectoryLEGENDEXV — Electronic Expansion ValveSUB-MODEKEYPADENTRYITEM RANGE ITEM EXPANSION COMMENTTEST TES

33Table 10 — Temperature Mode and Sub-Mode Directory Table 11 — Pressure Mode and Sub-Mode DirectoryTable 12 — Set Point Mode and Sub-Mode DirectorySU

34Table 13 — Reading and Changing Chilled Fluid Set PointTable 14 — Inputs Mode and Sub-Mode DirectorySUB-MODE KEYPAD ENTRY ITEM DISPLAY RANGE ITEM E

35Table 15 — Outputs Mode and Sub-Mode DirectoryLEGENDTable 16 — Configuration Mode and Sub-Mode DirectoryLEGENDSUB-MODEKEYPADENTRYITEM RANGE ITEM EXP

36Table 16 — Configuration Mode and Sub-Mode Directory (cont)LEGENDSUB-MODEKEYPADENTRYITEMMARQUEEDISPLAY RANGENAVIGATORDISPLAY RANGEITEM EXPANSION COM

37Table 16 — Configuration Mode and Sub-Mode Directory (cont)SUB-MODEKEYPADENTRYITEMMARQUEEDISPLAY RANGENAVIGATORDISPLAY RANGEITEM EXPANSION COMMENTOP

38Table 16 — Configuration Mode and Sub-Mode Directory (cont)Table 17 — Example of Temperature Reset (Return Fluid) ConfigurationNOTE: The example abo

39Table 18A — Example of Configuring Dual Chiller Control(Master Chiller)Table 18B — Example of Configuring Dual Chiller Control(Slave Chiller)SUB-MOD

4Control Module CommunicationRED LED — Proper operation of the control boards can bevisually checked by looking at the red status LEDs (light-emitting

40Table 19 — Example of Compressor Lead/Lag ConfigurationNOTE: Options 1 and/or 3 not valid for sizes 040-070 without Circuit B accessory unloader ins

41 Table 21 — Setting an Occupied Time ScheduleTable 22 — Operating Mode and Sub-Mode DirectoryLEGENDSUB-MODE KEYPAD ENTRY ITEM DISPLAY ITEM EXPANSI

42Table 23 — Operating ModesMODE NO. ITEM EXPANSION DESCRIPTION01FSM CONTROLLING CHILLER Flotronic™ System Manager (FSM) is controlling the chiller.

43Table 24 — Alarms Mode and Sub-Mode DirectoryTable 25 — Example of Reading and Clearing AlarmsTemperature Reset — The control system is capable ofha

44Table 26 — Configuring Temperature Reset The following are examples of outdoor air and space tem-perature resets:MODEKEYPADENTRYSUB-MODEKEYPADENTRYI

45Cooling Set Point (4 to 20 mA) — A field suppliedand generated, externally powered 4 to 20 mA signal can beused to provide the leaving fluid tempera

46Demand Limit — Demand Limit is a feature that allowsthe unit capacity to be limited during periods of peak energyusage. There are 3 types of demand

47TROUBLESHOOTINGCompressor Protection Control System(CPCS) Board — The compressor protection board con-trols the compressor and compressor crankcase

482. Make sure that thermistor leads are connected to theproper pin terminals at the J5 connector on EXV boardand that thermistor probes are located i

49Table 29 — Alarm and Alert CodesALARM/ALERTCODEALARMORALERTDESCRIPTIONWHY WAS THISALARMGENERATED?ACTION TAKENBY CONTROLRESETMETHODPROBABLECAUSET051

5Table 3 — Status SwitchesLEGEND *The OPS can also be added as an accessory.†The CPCS can be added as an accessory.Table 4 — Output RelayLEGENDOFM — O

50Table 29 — Alarm and Alert Codes (cont)LEGEND *Freeze is defined as 34° F (1.1 C) for water. For brine fluids, freezeis CSP.1 –8° F (4.4 C) for sing

51 Table 29 — Alarm and Alert Codes (cont)ALARM/ALERTCODEALARMORALERTDESCRIPTIONWHY WAS THISALARMGENERATED?ACTION TAKENBY CONTROLRESETMETHODPROBABLECA

52 Table 29 — Alarm and Alert Codes (cont)LEGEND*Freeze is defined as 34° F (1.1 C) for water. For brine fluids, freezeis CSP.1 –8° F (4.4 C) for sing

53SERVICEElectronic ComponentsCONTROL COMPONENTS — Unit uses an advanced elec-tronic control system that normally does not require service.For details

547. Remove the liquid lines by breaking the silver-solderedjoints at the cooler liquid line nozzles.8. On 30GTN,GTR and 30GUN,R 080-110 and 230B-315B

55Tube Plugging — A leaky tube can be plugged until retubingcan be done. The number of tubes plugged determines howsoon cooler must be retubed. Tubes

563. Apply torque in one-third steps until required torque isreached. Load all bolts to each one-third step before pro-ceeding to next one-third step.

57Enviro-Shield™ Coil Cleaner Application Equipment• 21/2 Gallon Garden Sprayer• Water Rinse with Low Velocity Spray NozzleEnviro-Shield Coil Cleaner

58Refrigerant Feed Components — Each circuit hasall necessary refrigerant controls.ELECTRONIC EXPANSION VALVE (EXV) — A cut-away view of valve i

59Thermistors — Electronic control uses 4 to 10 ther-mistors to sense temperatures used to control the operation ofchiller.Thermistors T1-T9 vary in t

6Fig. 1 — Typical Control Box (080-110 and Associated Modular Units Shown)

60Table 32A — 5K Thermistor Temperature (F) vs Resistance/VoltageVOLTAGE DROP A FOR THERMISTORS T1, T2, T7-T9VOLTAGE DROP B FOR THERMISTORS T3-T6TEMP(

61Table 32B — 5K Thermistor Temperature (C) vs Resistance/Voltage (cont)VOLTAGE DROP A FOR THERMISTORS T1, T2, T7-T9VOLTAGE DROP B FOR THERMISTORS T3-

62Table 33A — 10K Thermistor Temperatures (°F) vs Resistance/Voltage Drop(For Thermistor T10)TEMP(F)VOLTAGEDROP (V)RESISTANCE(Ohms)–254.758 196,453–24

63Table 33B — 10K Thermistor Temperatures (°C) vs Resistance/Voltage Drop(For Thermistor T10)TEMP(C)VOLTAGEDROP (V)RESISTANCE(Ohms)–324.762 200,510–31

64Safety Devices — Chillers contain many safety devicesand protection logic built into electronic control. Following is abrief summary of major safeti

65Relief Devices — Fusible plugs are located in each cir-cuit to protect against damage from excessive pressures.HIGH-SIDE PROTECTION — One device is

66START-UP AND OPERATIONNOTE: Refer to Start-Up Checklist on pages CL-1 to CL-8.Actual Start-Up — Actual start-up should be done onlyunder supervision

67Consult application data section in the Product Data litera-ture and job design requirements to determine flow rate re-quirements for a particular i

68LEGEND FOR FIG. 36-41ALM —AlarmCWFS —Chilled Water Flow SwitchCWP —Chilled Water PumpCWPI —Chilled Water Pump InterlockCXB —Compressor Expansion Boa

69VIOBLK432J10BPLUGMBB1516171819K8K756TB510TB5BLK1112TB512TB5ALMRCWPRMAX LOAD-75VA SEALED360VA INRUSHMAX LOAD-75VA SEALED360VA INRUSH12 1110987654321

7CCNLENDATACOMMUNICATIONPORTFig. 2 — 24 V Control Schematic, Unit Sizes 040-070

70123412345678567843214321GNDBLKWHTREDUL-A2UL-B224V115V/230VCXB ACCESSORYCXB ACCESSORYJ4J6CXBBOARDFig. 41 — Compressor Expansion Board (CXB) Accessory

71APPENDIX A — CCN TABLESUNIT (Configuration Settings)OPTIONS1 (Options Configuration)*Unit size dependent.DESCRIPTION STATUS DEFAULT UNITS POINT 1Uni

72APPENDIX A — CCN TABLES (cont)CONFIGURATION SCREEN (TYPE 10)OPTIONS2 (Options Configuration)DISPLAY (STDU SETUP)SCHEDOVR (TIMED OVERRIDE SETUP)ALARM

73APPENDIX A — CCN TABLES (cont)RESETCON (Temperature Reset and Demand Limit)BRODEFS (Broadcast POC Definition Table)DESCRIPTION STATUS DEFAULT UNITS

74APPENDIX A — CCN TABLES (cont)A_UNIT (General Unit Parameters)CIRCA_AN (Circuit A Analog Parameters)CIRCA_DIO (Circuit A Discrete Parameters)DESCRIP

75APPENDIX A — CCN TABLES (cont)CIRCB_AN (Circuit B Analog Parameters)CIRCBDIO (Circuit B Discrete Parameters)DESCRIPTION STATUS UNITS POINT FORCEABLE

76APPENDIX A — CCN TABLES (cont)OPTIONS (Unit Parameters)DESCRIPTION STATUS UNITS POINT FORCEABLE1FANS2Fan 1 Relay ON/OFF FAN_1 N3Fan 2 Relay ON/OFF F

77APPENDIX A — CCN TABLES (cont)STRTHOURALARMSNOTE: Alerts will displayed as Txxx.DESCRIPTION STATUS UNITS POINT1Machine Operating Hours nnnnn hours H

78APPENDIX A — CCN TABLES (cont)CURRMODSSETPOINTLOADFACTVERSIONSDESCRIPTION STATUS UNITS POINT1FSM controlling chiller ON/OFF MODE_12WSM controlling c

79APPENDIX A — CCN TABLES (cont)CSM/FSM EQUIPMENT TABLE (Type 621H, Block 2)WSM EQUIPMENT PART COOL SOURCE MAINTENANCE TABLESUPERVISOR MAINTENANCE TAB

8Fig. 3 — 24 V Control Schematic, Unit Sizes 080-110, 230B-315BCCNLENDATACOMMUNICATIONPORT/Fig. 3 — 24 V Control Schematic, Unit Sizes 080-110, 230B-3

80APPENDIX B — FLUID DROP PRESSURE CURVESCooler Fluid Pressure Drop Curves — 30GUN,GUR040-110ENGLISH AND SILEGENDNOTE: Ft of water = 2.31 x change in

81APPENDIX B — FLUID DROP PRESSURE CURVES (cont)Cooler Fluid Pressure Drop Curves — 30GUN,GUR130-210ENGLISHSICOOLER PRESSURE DROP KEY1 — 30GUN,GUR130,

82APPENDIX B — FLUID DROP PRESSURE CURVES (cont)Cooler Fluid Pressure Drop Curves — 30GUN,GUR230A-255A, 270A/B-420A/BENGLISHSICOOLER PRESSURE DROP KEY

83APPENDIX B — FLUID DROP PRESSURE CURVES (cont)Cooler Fluid Pressure Drop Curves — 30GUN,GUR230B-315BENGLISH AND SICOOLER PRESSURE DROP KEY1 Module

84APPENDIX B — FLUID DROP PRESSURE CURVES (cont)Cooler Fluid Pressure Drop Curves — 30GTN,GTR040-110ENGLISH AND SILEGENDNOTE: Ft of water = 2.31 x cha

85APPENDIX B — FLUID DROP PRESSURE CURVES (cont)Cooler Fluid Pressure Drop Curves — 30GTN,GTR130-210ENGLISHSICOOLER PRESSURE DROP KEY1 — 30GTN,GTR130,

86APPENDIX B — FLUID DROP PRESSURE CURVES (cont)Cooler Fluid Pressure Drop Curves — 30GTN,GTR230A-420A, 270B, 330B-420BENGLISHSICOOLER PRESSURE DROP K

87APPENDIX B — FLUID DROP PRESSURE CURVES (cont)Cooler Fluid Pressure Drop Curves — 30GTN,GTR230B, 245B, 255B, 290B, 315BENGLISH AND SICOOLER PRESSURE

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.PC 9

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.PC 9

9CCNLENDATACOMMUNICATIONPORTFig. 4 — 24 V Control Schematic, Unit Sizes 130-210, 230A-315A, 330A/B-420A/B

CL-2B. Preliminary Equipment Check (Check box if complete)IS THERE ANY SHIPPING DAMAGE? IF SO, WHERE_________________________________________________

CL-3CUT ALONG DOTTED LINE CUT ALONG DOTTED LINE- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

CL-4C. Unit Start-Up (cont)UNIT (Configuration Settings)PRESS ESCAPE KEY TO DISPLAY ‘UNIT’. PRESS DOWN ARROW KEY TO DISPLAY ‘OPT1’.PRESS ENTER KEY. RE

CL-5CUT ALONG DOTTED LINE CUT ALONG DOTTED LINE- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

CL-6C. Unit Start-Up (cont)PRESS ESCAPE KEY TO DISPLAY ‘RSET’. PRESS DOWN ARROW KEY TO DISPLAY ‘SLCT’.PRESS ENTER KEY.RECORD CONFIGURATION INFORMATION

CL-7CUT ALONG DOTTED LINE CUT ALONG DOTTED LINE- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.PC 9