Liebert Rack Enclosure With Integrated Water-Based Cooling XDK User Manual

Precision CoolingFor Business-Critical Continuity™Liebert XDK™ Rack Enclosure With Integrated Water-Based CoolingUser Manual–17kW

Description63.3 ControlThe server cabinet temperature is controlled by the fan control board A temperature sensor continuously measures the temperatur

Description73.4.1 FunctionFront and rear door are kept closed with two electromagnets. The door will be pushed open smoothly by a gas pressure spring

Description83.4.3 Manual Closing1. Press LED switch for electromagnet activation2. The LED lights up3. Push door evenly shut. Both magnetic locks must

Equipment Inspection, Handling And Storage94.0 EQUIPMENT INSPECTION, HANDLING AND STORAGEUpon arrival of the unit, and before unpacking, verify that t

Equipment Inspection, Handling And Storage104.3 Storage• If the XDK’s packaging has been removed, cover it with tarpaulins to protect against particul

Installation and Commissioning115.0 INSTALLATION AND COMMISSIONING5.1 Preparation for InstallationTo achieve good air circulation, ensure that there i

Installation and Commissioning125.3 Water ConnectionThe heat exchanger can be pulled out for servicing Water pipes should be connected so that the hea

Installation and Commissioning13Figure 8 Heat exchangerFigure 9 Heat exchanger connectionLiebert recommends insulating the cold water pipes with water

Installation and Commissioning14Figure 10 Bottom plate with cutoutsCable and pipe openings must be sealed air-tight on completion of work.5.4 Condense

Installation and Commissioning15The condensate drain is not pressurized; a condensate pump can be used.5.5 Electrical ConnectionThe wiring diagram is

IMPORTANT SAFETY INSTRUCTIONSSAVE THESE INSTRUCTIONSLiebert engineers will provide comprehensive support on how to install the XDK.Extensive

Servicing and Maintenance166.0 SERVICING AND MAINTENANCE6.1 General Inspection on Fans—Annual• Check for unusual bearing noises. (Check for excessive

Servicing and Maintenance17Reinstall the fan by reversing the steps to remove the fan.1. Tighten the fan fastening bolts.2. Connect the power supply c

Servicing and Maintenance186.3 Replacing the Heat ExchangerFigure 12 Heat exchanger replacementReinstall the heat exchanger by reversing the reverse o

Dismantling and Disposal197.0 DISMANTLING AND DISPOSALThe XDK may be dismantled by qualified personnel only.Disconnect the unit from the external wate

Water Purity Requirements 208.0 WATER PURITY REQUIREMENTS To ensure the maximum service life of the air/water heat exchangers, water must comply with

Water Purity Requirements 218.1 Unit Installation Checklist___ 1. Check unit for damage on delivery___ 2. Check for level floor___ 3. Check maximum fl

Water Purity Requirements 228.2 Commissioning CertificateNominal values kept___ 1. Yes___ 2. NoTable 6 XDK – Commissioning certificateGeneral DataClie

Water Purity Requirements 23ConfigurationTable 8 Type of cabinetXDK 17kWCabinet NumberSerial NumberDate ShippedFanTypeTable 9 Control of statusGeneral

Water Purity Requirements 24.Table 10 Cold water facility on siteCold WaterXDK Connected ToWater Temperature Feed °C/°F ReturnWater Pressure Feed PSI

Water Purity Requirements 25Commissioning performed by day to day operating.Correctness of function check protocol certified by:Malfunction Indicator

iTABLE OF CONTENTSIMPORTANT SAFETY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . INSIDE FRONT COVER1.0 INTRODUCTION .

Water Purity Requirements 26

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iiFIGURESFigure 1 Cooling airflow, top view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Introduction11.0 INTRODUCTIONThe Liebert XDK provides the dissipation of heat loads up to 17kW.The server rack is closed to the installation area, tha

Operating Conditions22.0 OPERATING CONDITIONS2.1 Proper ApplicationThe XDK is a water-cooled enclosure and is intended for removing heat from electron

Description33.0 DESCRIPTION3.1 General functionThe modular design facilitates the installation of 19-inch-wide equipment of varying depth.Heat produce

Description43.2 Principle of Cooling OperationFigure 2 Cooling airflow, side viewAir that has been heated by the servers to 95°F (35°C), for example,

Description53.2.1 Data Overview—XDKTable 2 Technical dataHousing material Aluminium sheet, sheet steel, galvanized and coatedOperating Temperature ra