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Liebert 3000 installation manual Detail of ceiling hanging bracket, Split System Models

Models: 3000

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Figure 25 Detail of ceiling hanging bracket

Split System Models

Figure 25 Detail of ceiling hanging bracket

3/8" threaded rod (field-supplied)

3/8" hex nut

3/8" washer

Sleeve

Isolator

3/8" fender washer

3/8" hex nut

3/8" hex nut Nylock

Unit base pan (ref)

53

Image 59

Liebert 3000 Detail of ceiling hanging bracket, Split System Models, 3/8 threaded rod field-supplied 3/8 hex nut

Contents

Installation Manual- 3 &5 Tons,50& 60Hz Liebert ChallengerPage TABLE OF CONTENTS 6.0 CHILLED WATER MODELS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FIGURES TABLES Glycol Cooled Models 1.0INTRODUCTION1.1.1Self Contained Systems Air Cooled Models Water Cooled Models2.3Location Considerations 2.0INSTALLATION2.1Room Preparation 2.2Equipment InspectionFigure 1 Removing Challenger from skid Unit net weightInstallation 2.4.2Removal of Skidrear return configuration Figure 2 Upflow BU cabinet dimensionsInstallation UNIT DIMENSIONAL DATA REAR VIEWFigure 3 Downflow BF cabinet dimensions UNIT DIMENSIONAL DATAFLOOR CUTOUT DIMENSIONS OPTIONAL FLOOR STAND DIMENSIONAL DATAPiping connection size 2.5Piping Considerations2.5.1Drain Line Hot Water Supply Liquid Refrigerant LineHot GasRefrigerant Line HotWater ReturnCondensate Drain HumidifierWater SupplyLineSuction Refrigerant Line Condensate Pump LineHumidifierWater SupplyLine Condenser SupplyLineCondenser Return Line HotWater ReturnPiping outlet locations through Installation Figure 8 Electrical connections 4.Factory installed disconnect switch. Optional5.Three phase electric service not by Liebert 2.6Electrical Connections2.7.1Under-FloorDischarge Systems 2.7Balancing the Air Distribution2.7.2Ducted Applications 2.8Checklist for Completed Installation2.7.3Plenum Installation Installation 3.2.1Line Voltage 3.1Condenser Location3.2Electrical Connections 3.0AIR COOLED MODELSAir Cooled Models Figure 9 Air cooled condensersTable Air cooled condenser statisticsTable 5 Recommended line sizes — OD copper inches 3.3Refrigerant PipingTable 3.4.1Materials SuppliedTable Equivalent lengths feet for various pipe fittingsDehydration/Leak Test Condenser Coil Schrader Valve Fusible Plug 3.5.1Piping Table 10 Refrigerant control settings psi kPa3.4.3Charging 3.5.2Materials Supplied 3.5.4Charging Table 11 Refrigerant control settings psi kPaDehydration/Leak Test SINGLE CIRCUIT SHOWN 4.0WATER COOLED MODELS 4.1Piping Considerations4.2Condenser Water Cooled Models Figure 12 Water cooled general arrangementManual Flushing AdjustmentFigure 13 Johnson Controls valve adjustment 4.3Water Regulating ValveManual Flushing 4.3.3Testing Valve FunctionFigure 14 Metrex Valve adjustment Table 12 Refrigerant control settings psi kPa5.0GLYCOL/GLYCOOL COOLED MODELS 5.2Drycooler Installation5.1Drycooler Location 5.3Electrical Connections5.4 Glycol Piping Table 13 Room dew point temperaturesTable 5.5Filling Instructions5.5.1 Preparing the System for Filling Table 16 Ethylene glycol concentrations 5.5.2Glycol Solutions5.5.3Filling the System 32-1/4819 mm wide Figure 15 Drycoolers and pump packages1.Single pump packages are 17-1/4 438 mm wide. Dual pump packages arTable 19 Glycol pump data Table 17 Mounting hole dimensional dataFigure 16 Pump packages—expansiontank Table 18 Drycooler dataExpansion Tank Field Installed at Glycol/GLYCOOL Cooled Models Figure 18 GLYCOOL general arrangement5.7Glycol Regulating Valve 5.7.3Testing Valve FunctionTable 20 Refrigerant control settings psi kPa 5.6Condenser2-WAYVALVE 6.1Piping Considerations6.0CHILLED WATER MODELS 3-WAYVALVE2-WAYVALVE 3-WAYVALVE7.2.1Line Voltage 7.0SPLIT SYSTEM MODELS7.1.1Air Cooled Condensing Units 7.1.2Water/Glycol Cooled Condensing Units7.3.1 Refrigerant Loop 7.3Piping ConsiderationsTable 24 Line coupling sizes Table 21 Unit refrigerant chargeSplit System Models Figure 21 Refrigerant piping diagram7.3.2Quick Connect Fittings Split System Models UNIT DIMENSIONS See Table7.4Outdoor Air Cooled Condensing Units Model Numbers PIPING & ELECTRICAL CONNECTIONS see Table FOOTPRINT DIMENSIONSUNIT DIMENSIONSINTAKE see Table Split System ModelsModel Numbers SL-11081PG 8A Table 30 Indoor centrifugal condensing unit 7.5.1Installing the Indoor Condensing Unit7.5Centrifugal Air Cooled Condensing Units 3/8 washer Sleeve Isolator 3/8 fender washer Figure 25 Detail of ceiling hanging bracketSplit System Models 3/8 threaded rod field-supplied 3/8 hex nutTable 31 Airflow CFM CMH 7.5.2DuctingPIPING CONNECTIONS DIMENSIONAL DATASplit System Models DPN000207_Rev01 5/8 DPN000226_Rev0 Figure 30 Split systems general arrangement AIR COOLEDWATER COOLED GLYCOL COOLED7.6.4Glycol Systems 7.6.1Piping Considerations7.6.2Condenser Water Requirements 7.6.3Regulating ValvePIPING CONNECTIONS DIMENSIONAL DATASplit System Models DPN000209_Rev032 812.8mm CABINET DIMENSION Split System Models DPN000228_Rev0R407C Refrigerant 8.0R407C REFRIGERANTExample 8.1Calculating SubcoolingR407C Refrigerant NotesR407C Refrigerant Page from Ensuring The High Availability0f Mission-CriticalData And Applications that