Liebert XDC user manual Table of Contents

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TABLE OF CONTENTS

GENERAL SAFETY GUIDELINES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . INSIDE FRONT COVER 1.0 PRODUCT DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

1.1 General Product Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

1.1.1 Product/System Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

1.2 Equipment Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.3 Equipment Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

1.3.1 Handling With Skid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

1.3.2 Removal of Skid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

1.3.3 Removing Piano Jacks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.4 Mechanical Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.4.1 Positioning the Liebert XDC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 1.4.2 Placing the Liebert XDC on a Floor Stand . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 1.4.3 Positioning the Liebert XDC with Floor Stand. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

1.5 High Voltage Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

1.5.1 Connecting High-Voltage Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

1.6 Extra Low Voltage Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

2.0 PIPING AND FILLING WITH REFRIGERANT: R-134A AND R-407CCIRCUITS . . . . . . . . . . . . .16

2.1 European Union Fluorinated Greenhouse Gas Requirements . . . . . . . . . . . . . . . . . . . . . . . 16 2.2 Recommended Pipe Size. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 2.3 Liebert XDC Interconnection With Liebert XD Cooling Module . . . . . . . . . . . . . . . . . . . . . . 16 2.4 Piping Installation Method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

2.4.1 Piping Installation—R-134a Pumped Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

2.5 Filling the Pumped Circuit—R-134a. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

2.5.1 Calculating Refrigerant Charge—Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 2.5.2 Piping for Direct Expansion (DX) Circuit—R-407c Air Cooled Units . . . . . . . . . . . . . . . . . . . 22

2.6 Install Double Discharge Risers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

2.6.1Air Cooled Condenser with Lee-Temp “Flooded Condenser” Head Pressure Control

System—R-407c (DX) Circuit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

2.7 Filling the Direct Expansion (DX) Circuit—R-407c . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

3.0 INSTALLATION CHECKLIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32 4.0 CHECKLIST FOR LIEBERT XDC STARTUP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

4.1 System Refrigerant Charges Over 35 lb. (15.9kg) Require Additional Oil . . . . . . . . . . . . . . 34

5.0 MICROPROCESSOR CONTROL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36

5.1 Feature Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

5.1.1 Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

5.2 Controls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

5.2.1 Feature Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 5.2.2 Status Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

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Contents Liebert XDC General Safety Guidelines Voltage-phase-frequency Density system = 380/415-3ph-50HzExample XDC160AA Table of Contents Specifications Alarm Descriptions and SolutionsFigures Tables Product Description General Product InformationEquipment Inspection Equipment HandlingRemoval of Skid Handling With SkidRemove tie-down brackets Positioning the Liebert XDC Liebert XDC dimensions, weightMechanical Considerations Removing Piano JacksLiebert XDC piping connection sizes Piping locationsPlacing the Liebert XDC on a Floor Stand Liebert XDC water/glycol piping connection Sizes Detail aTOP View of Floor Stand Positioning the Liebert XDC with Floor Stand Dimensions and clearances for Liebert XDC on floor standHigh Voltage Connections Connecting High-Voltage CablesElectrical enclosure knockout locations for field wiring Contactors Liebert XDC heat rejection connection points Extra Low Voltage ConnectionsField Connections-All Units Field Connections-Optional for All UnitsField Connections-Air Cooled Units only Extra Low Voltage field connections points Supply, return pipe sizes for Liebert XD refrigerant loop European Union Fluorinated Greenhouse Gas RequirementsRecommended Pipe Size Liebert XDC Interconnection With Liebert XD Cooling ModulePiping Installation Method Piping Installation-R-134a Pumped CircuitPiping Mains Bypass Flow Controllers Bypass flow controllers for a Liebert XDC-based systemRequired Number Evacuation and Leak Check-R-134a Pumped Circuit InsulationLiebert XDP Liebert XDC System refrigerant charge for the supply and return mains Filling the Pumped Circuit-R-134aCalculating Refrigerant Charge-Example Calculating refrigerant charge-exampleWorksheet to calculate refrigerant charge Double discharge riser layout Install Double Discharge RisersPage Installation data-Lee-Temp, one-circuit, four-fan model See for details on piping connections Piping Schematic Recommended refrigerant line sizes, DX R-407c, OD copper General arrangement air cooled Liebert XDC Lee-Temp ControlRecommended refrigerant line sizes for DCSL616 For mounting instructions, refer to Figure Lee-Temp Control Materials Supplied Lee-Temp PipingIndoor water/glycol cooled module R-407C refrigerant charge Filling the Direct Expansion DX Circuit-R-407cIndoor unit refrigerant charge-R-407c Outdoor air condenser charge-R-407cInstallation Checklist Checklist for Liebert XDC Startup Liebert XDC pump light indicatorIndicator Lights Description Green Red Compressor oil types Refrigerant TypeCompressor Type 407c Liebert XDC system is now ready to be turned on User interface keypad functions Feature OverviewMicroprocessor Control DisplayMain Menu Feature OverviewViewing or Changing Settings ControlsHI AIR Temp Setpoint functions, default values and allowable rangesSetpoints MIN Temp SPTime Active AlarmsAlarm History StatusPump Start TD Setup OperationRestart DegreesDipswch Pump OFF TDLead Pump Lead TandemSetup Password Setpt PasswordCalibrate Sensors Alarm EnableAlarm Time Delay COM Alarm EnableCustom Alarms Custom Text DiagnosticsAlarm Descriptions and Solutions Alarm DescriptionsRed and Green Lamp Indicators Enable / Disable Alarms Alarm Time DelaysView Active Alarms System Shutdown Causes View Alarm HistoryLiebert XDC troubleshooting TroubleshootingToo warm Maintenance Fluorinated Greenhouse Gas RequirementsAir Cooled Condenser Shell and Tube Condensers Testing the Water Regulating Valve FunctionGlycol Solution Maintenance Water/Glycol Floor Stand CondenserLiebert XDC specifications SpecificationsPerformance Data Performance DataHeat Rejection Equipment Piping Connections204 Page That Ne tIti Ti n
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