Liebert XDH manual Indirect system configuration-hydraulic system schematic

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Piping

Figure 14 Indirect system configuration—hydraulic system schematic

Indirect XD

System Configuration

Liebert XDPs pump refrigerant to cooling modules, isolate the refrigerant circuit from the building’s chilled water supply with an internal heat exchanger and maintain refrigerant above the dew point.

Building

Chilled

Water

Liebert

XDP

Liebert

XDP

Pumped

Refrigerant

Pumped

Refrigerant

Liebert XD

Cooling Module *

Liebert XD

Cooling Module *

Liebert XD

Cooling Module *

Supply Piping

Return Piping

*Liebert XDCF, Liebert XDH, Liebert XDO or Liebert XDV

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Contents Liebert XDH General Safety Guidelines Fluorinated Greenhouse Gas Requirements-European UnionTable of Contents Maintenance SpecificationsOperation Example XDH32BK Liebert XDH component locationsReferences Pre-Installation ChecksProduct Description Parts Included With the Liebert XDHInstallation Considerations Room PreparationProduct/System Description Checking and UnpackingEquipment Inspection Recyclable PackagingUnit Handling Unpacking the UnitTaking the Unit off the Pallet Prepare ramp to remove the Liebert XDH from shipping palletAttaching ramp, removing the Liebert XDH from pallet Determining Placement in the Conditioned Space Installing the Liebert XDH Within the Enclosure RowAirflow Direction XDHInstall Air Diffusers for Best Airflow Direction Change airflow directionSystem Connection Configuration European Union Fluorinated Greenhouse Gas RequirementsTypical Liebert XDH piping-non-interlaced connection Indirect system configuration-hydraulic system schematic Hard pipe connection diagram Connection Methods and PointsVenting the Holding Charge and Connecting to Mains Piping Considerations-Hard-Piped ConnectionsRear of Liebert XDH Recommended Piping Size Connecting Methods-One-Shot ConnectionsConnection Methods for Hard Pipe Brazing PreparationsDegree Connection Connecting Liebert XD Flex Pipes to Liebert XDH Modules Header SystemTools Required Liebert XD prefabricated piping assembly Tools Required Return Line Service Valve Supply InsulationConnecting High Voltage Wiring ElectricalConnecting Low Voltage Wiring-Optional Condensate wiring entry pointsChecklist for Proper Installation Charging with Refrigerant and Starting the Liebert XD SystemStart the Liebert XDH OperationInternal Access Fluorinated Greenhouse Gas RequirementsRemove Fan Tray Remove fan traySpecifications Liebert XD Flex Pipe assemblies, supply and return Page Ne t