Liebert XDK user manual Electrical Connection, Sealing the Cabinet

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Installation and Commissioning

The condensate drain is not pressurized; a condensate pump can be used.

5.5Electrical Connection

The wiring diagram is enclosed in the unit.

! WARNING

Risk of electric shock. Can cause injury or death.

Disconnect all local and remote electric power supplies before working within. Prior to beginning installation, shut down the server cabinet, disconnect it and secure it against unauthorized startup.

As soon as all preparations for installation have been made, you can start electrical installation.

! WARNING

Risk of electric shock. Can cause injury or death.

Disconnect all local and remote electric power supplies before working within.

The XDK unit must be connected by a licensed and qualified electrician only. Ensure that the server cabinet is electrically isolated for the duration of the connection operation and is secured against unauthorized startup

Check whether voltage and frequency at installation site as well as fuse ratings match the specifica- tions on the rating plate.

To connect the unit to the power supply:

1.Shut down the server cabinet.

2.See the wiring diagram for information on the connections to be made.

3.Connect the supply cable in the computer room.

4.Check the secure connection of the earth wire.

To return the server cabinet to operation, switch on the fuse-protected power supply.

NOTE

The unit's fans will rotate clockwise.

5.6Sealing the Cabinet

To ensure the optimal cooling function the cabinet must be sealed:

Pipe entrances should be cut into the foam and properly closed with a extra foam if required.

Cable entrances should be closed with the pivoting plate and foamed material.

Air flows on the warm and cold sides of the cabinet must be separated from each other.

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Contents UserManual-17kW Important Safety Instructions Table of Contents Figures Introduction Operating Conditions Proper ApplicationGeneral operating data Description General functionAir / Water Principle of Cooling OperationHeat Exchanger Data Overview-XDK Technical dataXDK general data Automatic Door Opening ControlInitial Commissioning FunctionManual Opening Manual ClosingHandling Packaging MaterialEquipment INSPECTION, Handling and Storage Returning the Unit in Case of Damage StorageRemove Recirculation Air Duct Transport Lock Preparation for InstallationInstallation and Commissioning Positioning the XDKPreparing Heat Exchanger for Initial Commissioning Water ConnectionTop View Front Preparations for ConnectingCondensed Water Connection RearSealing the Cabinet Electrical ConnectionFan Replacement Servicing and MaintenanceGeneral Inspection on Fans-Annual Inspect the Heat Exchanger-Annual Reinstall the fan by reversing the steps to remove the fanReplacing the Heat Exchanger Heat exchanger replacementDismantling and Disposal Prevalent impurities and removal methods Water Purity RequirementsSuggested hydrologic levels Unit Installation Checklist Commissioning Certificate Nominal values at setup siteXDK Commissioning certificate Type of cabinet ConfigurationControl of status Electrical data / documents Cold water facility on siteFunction check GPM Water Purity Requirements Page That Ne tIti Ti n