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Ensuring The High Availability

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Image 64

Contents

Liebert Challenger ITR Page Table of Contents Split System Models Chilled Water ModelsR407C Refrigerant Figures Tables System Descriptions Remote Sensor Installation Location Room PreparationEquipment Inspection Location ConsiderationsUnit shipping weights Handling With SkidRemoval of Skid Domestic Export Model Lb kg 50Hz Models 60Hz ModelsCabinet dimensions Unit WeightSL-11897 Drain Line Piping ConsiderationsPiping connection size Piping Outlet Locations Piping connections for split system fan coil units Piping connections for water/glycol and Glycool units Piping connections for chilled water self-contained units Electrical Connections Electrical connectionsBalancing the Air Distribution Plenum InstallationDucted Applications Checklist for Completed Installation Condenser Location Line VoltageLow Voltage Lee-Temp/Flood Back Head Pressure Control CondensersAir-cooled condenser statistics Refrigerant Piping Recommended line sizes OD copper inches23 & 33 kW 067A 065A Equivalent Length Hot Gas Line Liquid LineFan Speed Control Systems Materials SuppliedEquivalent lengths feet for various pipe fittings Condenser refrigerant per serial tagDehydration/Leak Test Single Circuit Shown Refrigerant control settings psi kPa Lee-Temp/Flood Back Head Pressure Control SystemsCharging PipingMaterials Supplied Low Pressure Cut Out High Pressure Cut Out 360 Single Circuit Shown Condenser Water-cooled general arrangement Water Regulating Valve Adjustment Testing Valve FunctionWater Regulating Valve Water Regulating Valve Manual FlushingDrycooler Location Drycooler InstallationPump and Drycooler Room dew point temperatures Glycol PipingExpansion Tanks, Fluid Relief Valves and Other Devices Dry Bulb Wet Bulb Relative Dew Point HumidityIndoor unit glycol volume approximate gallons liters max Volume in standard Type L copper pipingFilling Instructions Preparing the System for FillingEthylene glycol concentrations Glycol Solutions@ 50F 10C Filling the System For expansion tank dimensions, see on 43-9/16 110 5mmSee Note 30-1/4 483mm 43-3/16 1097mmMounting hole dimensional data Drycooler dataGlycol pump data Pump Pump Suction Pump Discharge ConnectionGlycol general arrangement Glycool general arrangement Glycol Regulating Valve Adjustment Glycol Regulating ValveChilled Water Models Air-Cooled Condensing Units Water/Glycol-Cooled Condensing UnitsRefrigerant Loop Recommended refrigerant lines R22 or R407C sizes OD copper Unit refrigerant chargeLine coupling sizes Evaporator Evaporator Condensing UnitQuick Connect Fittings Unit Dimensions See Table Outdoor Air-Cooled Condensing UnitsPFH067A-L Outdoor air-cooled condensing unit-top air discharge models See Table36-1/4 38-1/2 Piping and electrical connections top air discharge152 Electrical field connections, prop fan condensing module SL-11081 PG 8AInstalling the Indoor Condensing Unit Model Net Weight 60 Hz 50 Hz Lb kg MC65A MC64ACentrifugal Air-Cooled Condensing Units Indoor centrifugal condensing unitDucting Airflow CFM CMHCentrifugal air-cooled condensing unit dimensional data AIR Cooled Water Cooled Regulating Valve Adjustment and Testing Water and Glycol-Cooled Condensing UnitsPiping Considerations Condenser Water Requirements Water/glycol-cooled condensing unit dimensions WATER/GLYCOL Temperature Gauge Pressure Psig KPa R407C RefrigerantCalculating Subcooling Temperature Pressure Gauge Psig KPaExample Ne t ItiTi n That