Carrier 19XR, XRV specifications 50 to 145, CL-10

Page 134

19XR, XRV PIC II RAMP_DEM TABLE CONFIGURATION SHEET

DESCRIPTION

RANGE

UNITS

DEFAULT

VALUE

Pulldown Ramp Type:

0/1

 

1

 

Select: Temp=0, Load=1

 

 

 

 

 

 

Demand Limit + kW Ramp

 

 

 

 

Demand Limit Source

0/1

 

0

 

Select: Amps=0, kW=1

 

 

 

 

 

 

Motor Load Ramp% Min

5 to 20

 

10

 

Demand Limit Prop Band

3 to 15

%

10

 

Demand Limit At 20 mA

40 to 100

%

40

 

20 mA Demand Limit Opt

0/1

DSABLE/ENABLE

DSABLE

 

Motor Rated Kilowatts

50 to 9999

kW

145

 

Demand Watts Interval

5 to 60

MIN

15

 

19XR, XRV PIC II TEMP_CTL TABLE CONFIGURATION SHEET

 

 

 

 

 

 

DESCRIPTION

RANGE

UNITS

DEFAULT

VALUE

Control Point

 

 

 

 

ECW Control Option

0/1

DSABLE/ENABLE

DSABLE

 

Temp Pulldown Deg/Min

2 to 10

ˆF

3

 

 

 

 

 

 

Temperature Reset

 

 

 

 

RESET TYPE 1

 

 

 

 

Degrees Reset At 20 mA

–30 to 30

ˆF

10

 

RESET TYPE 2

 

 

 

 

Remote Temp -> No Reset

–40 to 245

DEG F

85

 

Remote Temp -> Full Reset

–40 to 245

DEG F

65

 

Degrees Reset

–30 to 30

ˆF

10

 

RESET TYPE 3

 

 

 

 

CHW Delta T -> No Reset

0 to 15

ˆF

10

 

CHW Delta T -> Full Reset

0 to 15

ˆF

0

 

Degrees Reset

–30 to 30

ˆF

5

 

 

 

 

 

 

Select/Enable Reset Type

0 to 3

 

0

 

CL-10

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Page 133 Page 135
Contents Start-Up, Operation, and Maintenance Instructions Safety ConsiderationsContents Contents Introduction Abbreviations and ExplanationsChiller Familiarization 19XR IdentificationTypical 19XR Components Refrigeration Cycle Motor and Lubricating OIL Cooling CycleVFD Cooling Cycle Lubrication CycleStarting Equipment Unit-Mounted Solid-State Starter OptionalDefinitions Unit-Mounted Wye-Delta Starter OptionalControls Variable Frequency Drive VFD 19XR Controls and Sensor Locations Major PIC II Components Panel Locations PIC II Component Panel LocationControl Panel CVC/ICVC Operation and Menus Fig Example of Status Screen 19XR Chiller Display Menu Structure CVC/ICVC 19XR Service Menu Structure Time and Date Example of Time Schedule Operation Screen Example of Set Point Screen Example 1 Chiller Display Default Screen CVC/ICVC Display DataExample 3 Startup Display Screen Example 2 Maintstat Display ScreenDescription Status Units Point Startup Description Status Units PointExample 4 Compress Display Screen Example 5 Heatex Display ScreenExample 6 Power Display Screen Example 7 Ismstat Display ScreenCVC Icvc Description Status Units Point Menu Setpoint Select Description Status Units Point DefaultExample 8 CVC/ICVCPSWD Display Screen Example 9 Setpoint Display ScreenExample 12 Llmaint Display Screen Example 11 Override Display ScreenControl Algorithm Status Override Description Units Point Control Algorithm Status Wsmdefme Description Units Point Example 13 Ismhist Display ScreenExample 14 Wsmdefme Display Screen Example 15 Netopt Display Screen ISM Starter Config DataIsmconf Description Status Units Point Default Example 16 Ismconf Display ScreenExample 17 Options Display Screen Example 18 SETUP1 Display ScreenSpare ALERT/ALARM Enable LAG=2, STANDBY=3 Example 19 SETUP2 Display ScreenExample 20 Leadlag Display Screen Example 21 Rampdem Display Screen Description Status Units Point DefaultReset Type Example 22 Tempctl Display ScreenMode IGV VFD Normal Control mode occurs when Active Delta TSurge Prevention Mode occurs when Active Delta T PIC II System FunctionsPage Protective Safety Limits and Control Settings Page Capacity Overrides Evaporator Freeze Protection Icvc only a Page Surge Protection Fixed Speed Chiller Head Pressure Reference OutputPage Page Point Example of Attach to Network Device Screen Example of Holiday Period Screen Recycle Sequence Fig Default CVC/ICVC screen, press the MenuSTART-UP/SHUTDOWN Local Start-Up Local start-up or a manual start-up isEntering Condenser Water temperature plus 3 F -1.6C Equipment Required Before Initial START-UPJob Data Required 19XR Leak Test Procedures Page Page Temperature Pressure HFC-134a Pressure Temperature FHFC-134a Pressure Temperature C Inspect Wiring Perform dehydration as followsWhite G Check StarterManufacturer Cable no Software Configuration Parameter Benshaw RediStart Micro Menu Items Verify VFD Configuration and Change Parameters if Necessary Description Settings VFD Title Setting ParameterDescription Setting Press Status Press Compress Press Select Press Menu Press Status Press Compress Press SelectEstimated Minimum Load Conditions Load Surge Prevention Occurs TOO Soon Occurs TOO LateCCM Temperature Thermistors Tests to be Devices Tested Performed Charge Refrigerant into ChillerControl Test Menu Functions Initial START-UP Refrigerant HFC-134a ChargeCheck Oil Pressure and Compressor Stop Dry Run to Test Start-Up SequenceCheck Motor Rotation To Start the Chiller Operating InstructionsOperator Duties To Stop the ChillerPumpout and Refrigerant Transfer Procedures Operating the Optional Pumpout UnitBearing Date Cooler Condenser CompressorTime FLATurn off pumpout condenser water Valve ConditionChillers with Isolation Valves General Maintenance Test After Service, Repair, or Major Leak IfWeekly Maintenance Guide Vane Actuator LinkageScheduled Maintenance Check Safety and Operating Controls MonthlyCompressor Bearing and Gear Maintenance Inspect the Heat Exchanger Tubes and Flow DevicesOrdering Replacement Chiller Parts When Optional Pumpout System ControlsTroubleshooting Guide Checking Pressure TransducersOccdefcm HeatexLlmaint ICE Build Terminate Pumpdown ModeShutdown in Progress Ready to StartAutorestart in Progress PrestartAlert Running Temp ControlLimited FaultRUN Capacity SensorStart ProtectiveFailure to StopPotential LossCommunication FREEZE-UPAutorestart Sensor AlertLOW OIL Pressure PendingOption Sensor Pressure AlertRecycle DiffuserThermistor Temperature F vs. Resistance/Voltage Drop DropThermistor Temperature C vs. Resistance/Voltage Drop Temperature PIC ResistancePower is connected to Plug J1 on each module Control ModulesReplacing Defective Processor Modules Chiller Control Module CCM FigIntegrated Starter Module Fig Integratedstartermodule Measure SCR Pairs Recorded Being Between CheckedHeat Exchanger Data English Number of Tubes English CodeHeat Exchanger Data SI Number of Tubes CodeCompressor Weights 19XR Additional Data for Marine Waterboxes19XR Motor Weights Standard and High Efficiency Motors English Motor19XR Waterbox Cover Weights English lb 19XR Waterbox Cover Weights SI kg Motor Voltage Code Additional Miscellaneous WeightsOptional Pumpout System Electrical Data Compressor Assembly Torques Description TorqueView B High Speed Shaft 19XR Compressor Clearances Compressor Code100 Allen-Bradley Wye-Delta Unit-Mounted Starter101 102 ISM103 Temp104 105 106 Power Panel Wiring Schematic 107Cutler-Hammer Wye Delta Unit Mounted Starter Sizes 3-5DP 108Cutler-Hammer Wye Delta Unit Mounted Starter Size 6DP 109Ground Fault Phase Current Option Separate Metering Option111 112 AUX113 FU Fuse114 115 VFDTypical Variable Frequency Drive VFD Wiring Schematic 116117 118 119 120 121 122 Index Index Remove and use for job file JOB Data RequiredInspect Wiring and Record Electrical Data Ratings CL-260.0 40 to 10010 to 15 toCL-4 105 to 115 200 to460 85 to20 to Psi 30 to50 to CL-6125 150 to90 to 125 toAmp 250 CL-8 65 to90 to 100 25 to CL-950 to 145 CL-100000 to 0200 0000 to0200 CL-11028 10 to Job Sheet 60 for 60 Hz and 50 for 50 Hz 002 Power Module Dependent Selected motor 100% amps004 To H.022 Job Sheet 60 for 60 Hz and 50 for 50 Hz 000 100 to Selected line voltageCL-13 CCN Local Reset CL-14Page Incurring obligations
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19XR, XRV specifications

The Carrier 19XR and 19XRV chillers are sophisticated cooling solutions that represent the forefront of HVAC technology. Designed for large commercial and industrial applications, these chillers provide exceptional performance, energy efficiency, and reliability, making them ideal for a variety of environments ranging from hospitals to manufacturing facilities.

One of the most significant features of the Carrier 19XR and 19XRV chillers is their advanced scroll compressor technology. These units employ a tandem scroll design that enhances efficiency while minimizing operational noise. This makes them ideal for urban environments where noise restrictions may be in place. Moreover, the compressors are equipped with variable speed drive options in the 19XRV model, which allows for greater energy savings by adjusting cooling output based on real-time demand.

In addition to their advanced compressors, the 19XR and 19XRV units incorporate the Carrier GreenChoice refrigerant, which has a lower global warming potential compared to traditional refrigerants. This innovative choice not only meets regulatory requirements but also contributes to sustainability goals, making these chillers a responsible choice for environmentally conscious organizations.

The units are engineered with a robust heat exchanger design, which enhances heat transfer efficiency and overall system performance. This ensures optimal operation even in extreme conditions. They feature a microprocessor-based control system that allows for precise monitoring and control of the chiller’s performance, enabling operators to make real-time adjustments to maximize energy efficiency.

The Carrier 19XR and 19XRV chillers also prioritize serviceability. The design incorporates easy access to key components, simplifying maintenance procedures and reducing downtime. This focus on maintainability extends the lifespan of the equipment, leading to lower lifecycle costs.

In terms of connectivity, these chillers are equipped with advanced Building Management System (BMS) integration capabilities. This allows for seamless monitoring and control of the chillers using a centralized platform, facilitating energy management and operational optimization.

Overall, the Carrier 19XR and 19XRV chillers stand out in the market for their blend of cutting-edge technology, energy efficiency, and user-friendly features. They are engineered to meet the demanding needs of modern commercial and industrial applications, making them a preferred choice for facility managers seeking reliable cooling solutions.
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