Liebert Cooling Modules XDH Manuale Utente

Precision CoolingFor Business-Critical Continuity™Liebert® XDH™User Manual - 50 & 60Hz

General product information63.3.2 Unit HandlingIf possible, transport the unit using a forklift or pallet jack.• If using a forklift or pallet jack, e

General product information73.3.4 Taking the Unit off the Pallet1. Locate the ramp that was shipped with the Liebert XDH (see Figure 5).2. Loosen the

General product information8Figure 7 Attaching ramp, removing the Liebert XDH from palletTie-Down Bracket(removed from pallet)Bracket installed,securi

Mechanical Considerations94.0 MECHANICAL CONSIDERATIONS4.1 Determining Placement in the Conditioned SpaceThe Liebert XDH units should be placed among

Mechanical Considerations104.2.1 Airflow DirectionIf the Liebert XDH is installed at the end of a row, Liebert recommends using uni-directional air di

Mechanical Considerations11Install Air Diffusers for Best Airflow Direction1. Remove the top diffuser, Part # 186458, from its packaging.2. Check the

Piping125.0 PIPING5.1 European Union Fluorinated Greenhouse Gas RequirementsStationary air conditioning, refrigeration, heat pump equipments and stati

Piping13Figure 12 Typical Liebert XDH piping—non-interlaced connectionFigure 13 Direct system configuration—hydraulic system schematicDrawing is not t

Piping14Figure 14 Indirect system configuration—hydraulic system schematicLiebertXDPLiebert XD Cooling Module *Liebert XD Cooling Module *Building C

Piping155.3 Connection Methods and PointsRefer to site specific drawings for general locations of the piping connections. For Liebert XDH con-nection

GENERAL SAFETY GUIDELINESFluorinated Greenhouse Gas Requirements—European UnionStationary air conditioning, refrigeration, heat pump equipme

Piping165.4 Piping Considerations—Hard-Piped ConnectionsRefrigerant enters and exits the Liebert XDH through connections on the top of the unit (see F

Piping175.4.2 Brazing PreparationsAfter the holding charge has been vented, a torch can be used to remove the caps over the ends of the supply and ret

Piping18Figure 17 Piping location and connecting sizes for pre-charged units5.7 Field Installation of Liebert XD Flex Pipe Kit on the Liebert XDHLiebe

Piping195.8 Connecting Liebert XD Flex Pipes to Liebert XDH Modules1. Remove the caps on the supply and return lines on the top of the Liebert XDH.2.

Piping20Figure 19 Liebert XD prefabricated piping assembly6. Thread the return couplers together. The return couplers are the larger of the couplers.7

Piping21Figure 21 Liebert XD system with prefabricated piping assembly and Liebert XD Flex Pipe 5.10 Disconnecting a Liebert XDH With Liebert XD Flex

Piping22Figure 22 Profile view of the Liebert XD system7. Place the protective dust cap and plug back onto both ends of the couplers on the Liebert XD

Electrical236.0 ELECTRICALThe unit must be installed in accordance with national wiring regulations. Refer to the unit’s serial tag for electrical req

Electrical246.2 Connecting Low Voltage Wiring—OptionalLow voltage connections to the Liebert XDH are available only on units with the optional condens

Installation Checklist and System Fill for Startup257.0 INSTALLATION CHECKLIST AND SYSTEM FILL FOR STARTUP7.1 Checklist for Proper Installation___ 1.

iTABLE OF CONTENTSGENERAL SAFETY GUIDELINES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . INSIDE FRONT COVER1.0 LIEBERT XDH C

Operation268.0 OPERATIONThe Liebert XDH’s controls are on the front of the unit at the Liebert XDH’s midline for easy access. Each switch controls the

Maintenance279.0 MAINTENANCEMinimal maintenance is required to keep the Liebert XDH operating at optimal levels. The unit should be cleaned and checke

Maintenance289.3 Remove Fan Tray1. Ensure that all electrical power to the Liebert XDH has been shut off before beginning to remove the fan tray.2. Re

Specifications2910.0 SPECIFICATIONSTable 3 Liebert XDH specificationsModelsXDH20DKP-0XDH20DK--0XDH20BKP-0XDH20BK--0XDH20DKPE0XDH20DK-E0XDH20BKPE0XDH20

Specifications30Table 4 Liebert XD Flex Pipe assemblies, supply and returnDescriptionLiebert P/NStraight ConnectionAssemblyLiebert P/N90-Degree Connec

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ii7.0 INSTALLATION CHECKLIST AND SYSTEM FILL FOR STARTUP . . . . . . . . . . . . . . . . . . . . . . .257.1 Checklist for Proper Installation . . . .

Liebert XDH Component Locations and Model Number Nomenclature11.0 LIEBERT XDH COMPONENT LOCATIONS AND MODEL NUMBER NOMENCLATUREFigure 1 Liebert XDH co

Introduction22.0 INTRODUCTION2.1 Product DescriptionThe Liebert XDH cooling module is designed to be placed within a row of server enclosures in a hot

Introduction32.5 Installation ConsiderationsThe Liebert XDH is designed for placement within a row of computer cabinets in the data center in a hot-ai

General product information43.0 GENERAL PRODUCT INFORMATION3.1 Product/System DescriptionThe Liebert XDH is designed for placement within a row of com

General product information53.3 Equipment InspectionUpon arrival of the unit, and before unpacking, verify that the labeled equipment matches the Bill