Liebert 510 616 830, 205 251, 104 165, 308 415, 1010 manual Inspection and Installation

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Earth ground connection (60Hz). Connection terminal for field-supplied
earth grounding wire when factory disconnect is supplied.

Inspection and Installation

Figure 21 Electrical field connections for Liebert Lee-Temp control condensers

Electric service connection and fuse block.

Factory wired to 24V

Class 2 control circuit.

Control interlock (70, 71)

Field-supplied Class 2 wiring to 70 71 interlock condenser 24V controls

to Liebert room unit;

7/8 in. (22.2mm) diameter hole provided in bottom of electric box.

Factory-wired to components on electric panel.

Earth ground bar (optional on 50Hz only). Connection terminals with factory ground from each high-voltage component

for field-supplied earth grounding wire.

Earth ground connection (60Hz). Connection terminal for field-supplied earth grounding wire when factory disconnect is NOT supplied.

Lee-Temp receiver tank (1 per circuit).

NOTE: Standard heater pads are 150 watts each. (Optional 300 watt heater pads are available.) Standard heater pad voltage is 230V. (120V heater pad voltage is optional.)

Electrical connection box with cover.

Electrical service connection. Pigtails in electric handy box are factory wired to Lee- Temp heater pads for field connection of separate continuous electric source, wiring not by Liebert.

Electric service connection terminals when factory disconnect is NOT supplied.

Electric service connection terminals when factory disconnect is supplied.

Factory-installed disconnect switch (optional).

Electric service entrance. A 7/8 in (22.2mm) diameter hole in a 1 1/8 in (28.6mm) knockout provided in bottom of electric box.

Electric service. Three-phase for all models. Wiring not by Liebert.

DPN000683

Rev. 0

NOTE: Refer to specification sheet for full load amp. and wire size amp. ratings.

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Contents Liebert Air Cooled, Direct Drive Condensers Example DCDF165-Y Three-phase voltage is only voltage available as standardOn condensers with VFD Control, Lee-temp receivers, Fan Speed Control 2-8 fan models onlyTable of Contents Operation System MaintenanceHead Pressure Control Types Product Description and FeaturesFan Speed Variable Frequency DriveTransient Voltage Surge Suppression Option Typical System ConfigurationsSound Level Options Lee-Temp Discharge Fan Speed and VFDSite Considerations Dimensions and Weights1067 mm See for typical condenser footprint dimensionsFour-Fan41-3/16 Condenser 1046mm See for typical Operation and component accessCondenser footprint dimensions Typical condenser footprint-dimensions Piping connections for 6- and 8-fan Fan Speed Condensers Site Preparation Quiet-Line Models Condenser physical dataR-407C refrigerant required, approximate Refrigerant Planning ValuesReceiver Quiet-Line Condenser ModelsPacking Material Equipment InspectionUnpacking the Unit Handling Unit on the SkidRemoving the Skid and Attaching Slings Step Attaching legs to a 6-fan or 8-fan unitAttaching sling to a 6-fan or 8-fan unit for moving Mounting the CondenserElectrical Supply Preparation Line Voltage Wiring50Hz condenser full load amp values 60Hz condenser dataLow Voltage Monitoring Wiring-TCDV Only Low Voltage Control WiringElectrical Connections Lee-Temp receiver electrical data, 50Hz and 60HzVFD Control Condensers Tcdv only Wye-Connected Power SupplyDelta-Connected Power Supply Disconnect EMC Filter for Delta-Connected Power Electrical Field Connection Descriptions Electric service connection and fuse blockElectrical field connections for VFD control condensers Inspection and Installation Piping Guidelines Refrigeration Piping ConnectionsVFD and Fan Speed Control condenser piping Field Piping InstallationLee-Temp head pressure control condenser piping General arrangement-Air cooled models with Lee-Temp control Single Circuit ShownSystem Dehydration/Leak Test and Charging Procedures Electrical Moving and Placing EquipmentPiping OtherStartup Startup ChecklistSystem Maintenance General ProceduresCondenser Cleaning Special ProceduresWhen to Clean How to CleanMonthly Semiannually Condenser Maintenance Inspection ChecklistCondenser Electrical Panel Condenser Electric Panel Fan MotorsSymptom Possible Cause Check or Remedy TroubleshootingSystem Maintenance System Maintenance Page Iti Ne tTi n That